1 # -*- coding: utf-8 -*-
3 # Copyright (C) 2008-2020 EDF R&D
5 # This library is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU Lesser General Public
7 # License as published by the Free Software Foundation; either
8 # version 2.1 of the License.
10 # This library is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # Lesser General Public License for more details.
15 # You should have received a copy of the GNU Lesser General Public
16 # License along with this library; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 # Author: Jean-Philippe Argaud, jean-philippe.argaud@edf.fr, EDF R&D
24 Définit les outils généraux élémentaires.
26 __author__ = "Jean-Philippe ARGAUD"
34 from functools import partial
35 from daCore import Persistence, PlatformInfo, Interfaces
36 from daCore import Templates
38 # ==============================================================================
39 class CacheManager(object):
41 Classe générale de gestion d'un cache de calculs
44 toleranceInRedundancy = 1.e-18,
45 lenghtOfRedundancy = -1,
48 Les caractéristiques de tolérance peuvent être modifiées à la création.
50 self.__tolerBP = float(toleranceInRedundancy)
51 self.__lenghtOR = int(lenghtOfRedundancy)
52 self.__initlnOR = self.__lenghtOR
59 self.__listOPCV = [] # Previous Calculated Points, Results, Point Norms, Operator
61 # logging.debug("CM Tolerance de determination des doublons : %.2e", self.__tolerBP)
63 def wasCalculatedIn(self, xValue, oName="" ): #, info="" ):
64 "Vérifie l'existence d'un calcul correspondant à la valeur"
68 for i in range(min(len(self.__listOPCV),self.__lenghtOR)-1,-1,-1):
69 if not hasattr(xValue, 'size') or (str(oName) != self.__listOPCV[i][3]) or (xValue.size != self.__listOPCV[i][0].size):
70 # logging.debug("CM Différence de la taille %s de X et de celle %s du point %i déjà calculé", xValue.shape,i,self.__listOPCP[i].shape)
72 elif numpy.linalg.norm(numpy.ravel(xValue) - self.__listOPCV[i][0]) < self.__tolerBP * self.__listOPCV[i][2]:
74 __HxV = self.__listOPCV[i][1]
75 # logging.debug("CM Cas%s déja calculé, portant le numéro %i", info, i)
79 def storeValueInX(self, xValue, HxValue, oName="" ):
80 "Stocke pour un opérateur o un calcul Hx correspondant à la valeur x"
81 if self.__lenghtOR < 0:
82 self.__lenghtOR = 2 * xValue.size + 2
83 self.__initlnOR = self.__lenghtOR
84 self.__seenNames.append(str(oName))
85 if str(oName) not in self.__seenNames: # Etend la liste si nouveau
86 self.__lenghtOR += 2 * xValue.size + 2
87 self.__initlnOR += self.__lenghtOR
88 self.__seenNames.append(str(oName))
89 while len(self.__listOPCV) > self.__lenghtOR:
90 # logging.debug("CM Réduction de la liste des cas à %i éléments par suppression du premier", self.__lenghtOR)
91 self.__listOPCV.pop(0)
92 self.__listOPCV.append( (
93 copy.copy(numpy.ravel(xValue)),
95 numpy.linalg.norm(xValue),
101 self.__initlnOR = self.__lenghtOR
103 self.__enabled = False
107 self.__lenghtOR = self.__initlnOR
108 self.__enabled = True
110 # ==============================================================================
111 class Operator(object):
113 Classe générale d'interface de type opérateur simple
121 name = "GenericOperator",
124 avoidingRedundancy = True,
125 inputAsMultiFunction = False,
126 enableMultiProcess = False,
127 extraArguments = None,
130 On construit un objet de ce type en fournissant, à l'aide de l'un des
131 deux mots-clé, soit une fonction ou un multi-fonction python, soit une
134 - name : nom d'opérateur
135 - fromMethod : argument de type fonction Python
136 - fromMatrix : argument adapté au constructeur numpy.matrix
137 - avoidingRedundancy : booléen évitant (ou pas) les calculs redondants
138 - inputAsMultiFunction : booléen indiquant une fonction explicitement
139 définie (ou pas) en multi-fonction
140 - extraArguments : arguments supplémentaires passés à la fonction de
141 base et ses dérivées (tuple ou dictionnaire)
143 self.__name = str(name)
144 self.__NbCallsAsMatrix, self.__NbCallsAsMethod, self.__NbCallsOfCached = 0, 0, 0
145 self.__AvoidRC = bool( avoidingRedundancy )
146 self.__inputAsMF = bool( inputAsMultiFunction )
147 self.__mpEnabled = bool( enableMultiProcess )
148 self.__extraArgs = extraArguments
149 if fromMethod is not None and self.__inputAsMF:
150 self.__Method = fromMethod # logtimer(fromMethod)
152 self.__Type = "Method"
153 elif fromMethod is not None and not self.__inputAsMF:
154 self.__Method = partial( MultiFonction, _sFunction=fromMethod, _mpEnabled=self.__mpEnabled)
156 self.__Type = "Method"
157 elif fromMatrix is not None:
159 self.__Matrix = numpy.matrix( fromMatrix, numpy.float )
160 self.__Type = "Matrix"
166 def disableAvoidingRedundancy(self):
168 Operator.CM.disable()
170 def enableAvoidingRedundancy(self):
175 Operator.CM.disable()
181 def appliedTo(self, xValue, HValue = None, argsAsSerie = False):
183 Permet de restituer le résultat de l'application de l'opérateur à une
184 série d'arguments xValue. Cette méthode se contente d'appliquer, chaque
185 argument devant a priori être du bon type.
187 - les arguments par série sont :
188 - xValue : argument adapté pour appliquer l'opérateur
189 - HValue : valeur précalculée de l'opérateur en ce point
190 - argsAsSerie : indique si les arguments sont une mono ou multi-valeur
197 if HValue is not None:
201 PlatformInfo.isIterable( _xValue, True, " in Operator.appliedTo" )
203 if _HValue is not None:
204 assert len(_xValue) == len(_HValue), "Incompatible number of elements in xValue and HValue"
206 for i in range(len(_HValue)):
207 HxValue.append( numpy.asmatrix( numpy.ravel( _HValue[i] ) ).T )
209 Operator.CM.storeValueInX(_xValue[i],HxValue[-1],self.__name)
214 for i, xv in enumerate(_xValue):
216 __alreadyCalculated, __HxV = Operator.CM.wasCalculatedIn(xv,self.__name)
218 __alreadyCalculated = False
220 if __alreadyCalculated:
221 self.__addOneCacheCall()
224 if self.__Matrix is not None:
225 self.__addOneMatrixCall()
226 _hv = self.__Matrix * xv
228 self.__addOneMethodCall()
232 HxValue.append( _hv )
234 if len(_xserie)>0 and self.__Matrix is None:
235 if self.__extraArgs is None:
236 _hserie = self.__Method( _xserie ) # Calcul MF
238 _hserie = self.__Method( _xserie, self.__extraArgs ) # Calcul MF
239 if not hasattr(_hserie, "pop"):
240 raise TypeError("The user input multi-function doesn't seem to return sequence results, behaving like a mono-function. It has to be checked.")
246 Operator.CM.storeValueInX(_xv,_hv,self.__name)
248 if argsAsSerie: return HxValue
249 else: return HxValue[-1]
251 def appliedControledFormTo(self, paires, argsAsSerie = False):
253 Permet de restituer le résultat de l'application de l'opérateur à des
254 paires (xValue, uValue). Cette méthode se contente d'appliquer, son
255 argument devant a priori être du bon type. Si la uValue est None,
256 on suppose que l'opérateur ne s'applique qu'à xValue.
258 - paires : les arguments par paire sont :
259 - xValue : argument X adapté pour appliquer l'opérateur
260 - uValue : argument U adapté pour appliquer l'opérateur
261 - argsAsSerie : indique si l'argument est une mono ou multi-valeur
263 if argsAsSerie: _xuValue = paires
264 else: _xuValue = (paires,)
265 PlatformInfo.isIterable( _xuValue, True, " in Operator.appliedControledFormTo" )
267 if self.__Matrix is not None:
269 for paire in _xuValue:
270 _xValue, _uValue = paire
271 self.__addOneMatrixCall()
272 HxValue.append( self.__Matrix * _xValue )
275 for paire in _xuValue:
277 _xValue, _uValue = paire
278 if _uValue is not None:
279 _xuValue.append( paire )
281 _xuValue.append( _xValue )
282 self.__addOneMethodCall( len(_xuValue) )
283 if self.__extraArgs is None:
284 HxValue = self.__Method( _xuValue ) # Calcul MF
286 HxValue = self.__Method( _xuValue, self.__extraArgs ) # Calcul MF
288 if argsAsSerie: return HxValue
289 else: return HxValue[-1]
291 def appliedInXTo(self, paires, argsAsSerie = False):
293 Permet de restituer le résultat de l'application de l'opérateur à une
294 série d'arguments xValue, sachant que l'opérateur est valable en
295 xNominal. Cette méthode se contente d'appliquer, son argument devant a
296 priori être du bon type. Si l'opérateur est linéaire car c'est une
297 matrice, alors il est valable en tout point nominal et xNominal peut
298 être quelconque. Il n'y a qu'une seule paire par défaut, et argsAsSerie
299 permet d'indiquer que l'argument est multi-paires.
301 - paires : les arguments par paire sont :
302 - xNominal : série d'arguments permettant de donner le point où
303 l'opérateur est construit pour être ensuite appliqué
304 - xValue : série d'arguments adaptés pour appliquer l'opérateur
305 - argsAsSerie : indique si l'argument est une mono ou multi-valeur
307 if argsAsSerie: _nxValue = paires
308 else: _nxValue = (paires,)
309 PlatformInfo.isIterable( _nxValue, True, " in Operator.appliedInXTo" )
311 if self.__Matrix is not None:
313 for paire in _nxValue:
314 _xNominal, _xValue = paire
315 self.__addOneMatrixCall()
316 HxValue.append( self.__Matrix * _xValue )
318 self.__addOneMethodCall( len(_nxValue) )
319 if self.__extraArgs is None:
320 HxValue = self.__Method( _nxValue ) # Calcul MF
322 HxValue = self.__Method( _nxValue, self.__extraArgs ) # Calcul MF
324 if argsAsSerie: return HxValue
325 else: return HxValue[-1]
327 def asMatrix(self, ValueForMethodForm = "UnknownVoidValue", argsAsSerie = False):
329 Permet de renvoyer l'opérateur sous la forme d'une matrice
331 if self.__Matrix is not None:
332 self.__addOneMatrixCall()
333 mValue = [self.__Matrix,]
334 elif not isinstance(ValueForMethodForm,str) or ValueForMethodForm != "UnknownVoidValue": # Ne pas utiliser "None"
337 self.__addOneMethodCall( len(ValueForMethodForm) )
338 for _vfmf in ValueForMethodForm:
339 mValue.append( numpy.matrix( self.__Method(((_vfmf, None),)) ) )
341 self.__addOneMethodCall()
342 mValue = self.__Method(((ValueForMethodForm, None),))
344 raise ValueError("Matrix form of the operator defined as a function/method requires to give an operating point.")
346 if argsAsSerie: return mValue
347 else: return mValue[-1]
351 Renvoie la taille sous forme numpy si l'opérateur est disponible sous
352 la forme d'une matrice
354 if self.__Matrix is not None:
355 return self.__Matrix.shape
357 raise ValueError("Matrix form of the operator is not available, nor the shape")
359 def nbcalls(self, which=None):
361 Renvoie les nombres d'évaluations de l'opérateur
364 self.__NbCallsAsMatrix+self.__NbCallsAsMethod,
365 self.__NbCallsAsMatrix,
366 self.__NbCallsAsMethod,
367 self.__NbCallsOfCached,
368 Operator.NbCallsAsMatrix+Operator.NbCallsAsMethod,
369 Operator.NbCallsAsMatrix,
370 Operator.NbCallsAsMethod,
371 Operator.NbCallsOfCached,
373 if which is None: return __nbcalls
374 else: return __nbcalls[which]
376 def __addOneMatrixCall(self):
377 "Comptabilise un appel"
378 self.__NbCallsAsMatrix += 1 # Decompte local
379 Operator.NbCallsAsMatrix += 1 # Decompte global
381 def __addOneMethodCall(self, nb = 1):
382 "Comptabilise un appel"
383 self.__NbCallsAsMethod += nb # Decompte local
384 Operator.NbCallsAsMethod += nb # Decompte global
386 def __addOneCacheCall(self):
387 "Comptabilise un appel"
388 self.__NbCallsOfCached += 1 # Decompte local
389 Operator.NbCallsOfCached += 1 # Decompte global
391 # ==============================================================================
392 class FullOperator(object):
394 Classe générale d'interface de type opérateur complet
395 (Direct, Linéaire Tangent, Adjoint)
398 name = "GenericFullOperator",
400 asOneFunction = None, # 1 Fonction
401 asThreeFunctions = None, # 3 Fonctions in a dictionary
402 asScript = None, # 1 or 3 Fonction(s) by script
403 asDict = None, # Parameters
405 extraArguments = None,
407 inputAsMF = False,# Fonction(s) as Multi-Functions
412 self.__name = str(name)
413 self.__check = bool(toBeChecked)
414 self.__extraArgs = extraArguments
419 if (asDict is not None) and isinstance(asDict, dict):
420 __Parameters.update( asDict )
421 # Priorité à EnableMultiProcessingInDerivatives=True
422 if "EnableMultiProcessing" in __Parameters and __Parameters["EnableMultiProcessing"]:
423 __Parameters["EnableMultiProcessingInDerivatives"] = True
424 __Parameters["EnableMultiProcessingInEvaluation"] = False
425 if "EnableMultiProcessingInDerivatives" not in __Parameters:
426 __Parameters["EnableMultiProcessingInDerivatives"] = False
427 if __Parameters["EnableMultiProcessingInDerivatives"]:
428 __Parameters["EnableMultiProcessingInEvaluation"] = False
429 if "EnableMultiProcessingInEvaluation" not in __Parameters:
430 __Parameters["EnableMultiProcessingInEvaluation"] = False
431 if "withIncrement" in __Parameters: # Temporaire
432 __Parameters["DifferentialIncrement"] = __Parameters["withIncrement"]
434 if asScript is not None:
435 __Matrix, __Function = None, None
437 __Matrix = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
439 __Function = { "Direct":Interfaces.ImportFromScript(asScript).getvalue( "DirectOperator" ) }
440 __Function.update({"useApproximatedDerivatives":True})
441 __Function.update(__Parameters)
442 elif asThreeFunctions:
444 "Direct" :Interfaces.ImportFromScript(asScript).getvalue( "DirectOperator" ),
445 "Tangent":Interfaces.ImportFromScript(asScript).getvalue( "TangentOperator" ),
446 "Adjoint":Interfaces.ImportFromScript(asScript).getvalue( "AdjointOperator" ),
448 __Function.update(__Parameters)
451 if asOneFunction is not None:
452 if isinstance(asOneFunction, dict) and "Direct" in asOneFunction:
453 if asOneFunction["Direct"] is not None:
454 __Function = asOneFunction
456 raise ValueError("The function has to be given in a dictionnary which have 1 key (\"Direct\")")
458 __Function = { "Direct":asOneFunction }
459 __Function.update({"useApproximatedDerivatives":True})
460 __Function.update(__Parameters)
461 elif asThreeFunctions is not None:
462 if isinstance(asThreeFunctions, dict) and \
463 ("Tangent" in asThreeFunctions) and (asThreeFunctions["Tangent"] is not None) and \
464 ("Adjoint" in asThreeFunctions) and (asThreeFunctions["Adjoint"] is not None) and \
465 (("useApproximatedDerivatives" not in asThreeFunctions) or not bool(asThreeFunctions["useApproximatedDerivatives"])):
466 __Function = asThreeFunctions
467 elif isinstance(asThreeFunctions, dict) and \
468 ("Direct" in asThreeFunctions) and (asThreeFunctions["Direct"] is not None):
469 __Function = asThreeFunctions
470 __Function.update({"useApproximatedDerivatives":True})
472 raise ValueError("The functions has to be given in a dictionnary which have either 1 key (\"Direct\") or 3 keys (\"Direct\" (optionnal), \"Tangent\" and \"Adjoint\")")
473 if "Direct" not in asThreeFunctions:
474 __Function["Direct"] = asThreeFunctions["Tangent"]
475 __Function.update(__Parameters)
479 # if sys.version_info[0] < 3 and isinstance(__Function, dict):
480 # for k in ("Direct", "Tangent", "Adjoint"):
481 # if k in __Function and hasattr(__Function[k],"__class__"):
482 # if type(__Function[k]) is type(self.__init__):
483 # raise TypeError("can't use a class method (%s) as a function for the \"%s\" operator. Use a real function instead."%(type(__Function[k]),k))
485 if appliedInX is not None and isinstance(appliedInX, dict):
486 __appliedInX = appliedInX
487 elif appliedInX is not None:
488 __appliedInX = {"HXb":appliedInX}
492 if scheduledBy is not None:
493 self.__T = scheduledBy
495 if isinstance(__Function, dict) and \
496 ("useApproximatedDerivatives" in __Function) and bool(__Function["useApproximatedDerivatives"]) and \
497 ("Direct" in __Function) and (__Function["Direct"] is not None):
498 if "CenteredFiniteDifference" not in __Function: __Function["CenteredFiniteDifference"] = False
499 if "DifferentialIncrement" not in __Function: __Function["DifferentialIncrement"] = 0.01
500 if "withdX" not in __Function: __Function["withdX"] = None
501 if "withAvoidingRedundancy" not in __Function: __Function["withAvoidingRedundancy"] = avoidRC
502 if "withToleranceInRedundancy" not in __Function: __Function["withToleranceInRedundancy"] = 1.e-18
503 if "withLenghtOfRedundancy" not in __Function: __Function["withLenghtOfRedundancy"] = -1
504 if "NumberOfProcesses" not in __Function: __Function["NumberOfProcesses"] = None
505 if "withmfEnabled" not in __Function: __Function["withmfEnabled"] = inputAsMF
506 from daCore import NumericObjects
507 FDA = NumericObjects.FDApproximation(
509 Function = __Function["Direct"],
510 centeredDF = __Function["CenteredFiniteDifference"],
511 increment = __Function["DifferentialIncrement"],
512 dX = __Function["withdX"],
513 avoidingRedundancy = __Function["withAvoidingRedundancy"],
514 toleranceInRedundancy = __Function["withToleranceInRedundancy"],
515 lenghtOfRedundancy = __Function["withLenghtOfRedundancy"],
516 mpEnabled = __Function["EnableMultiProcessingInDerivatives"],
517 mpWorkers = __Function["NumberOfProcesses"],
518 mfEnabled = __Function["withmfEnabled"],
520 self.__FO["Direct"] = Operator( name = self.__name, fromMethod = FDA.DirectOperator, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs, enableMultiProcess = __Parameters["EnableMultiProcessingInEvaluation"] )
521 self.__FO["Tangent"] = Operator( name = self.__name+"Tangent", fromMethod = FDA.TangentOperator, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs )
522 self.__FO["Adjoint"] = Operator( name = self.__name+"Adjoint", fromMethod = FDA.AdjointOperator, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs )
523 elif isinstance(__Function, dict) and \
524 ("Direct" in __Function) and ("Tangent" in __Function) and ("Adjoint" in __Function) and \
525 (__Function["Direct"] is not None) and (__Function["Tangent"] is not None) and (__Function["Adjoint"] is not None):
526 self.__FO["Direct"] = Operator( name = self.__name, fromMethod = __Function["Direct"], avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs, enableMultiProcess = __Parameters["EnableMultiProcessingInEvaluation"] )
527 self.__FO["Tangent"] = Operator( name = self.__name+"Tangent", fromMethod = __Function["Tangent"], avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs )
528 self.__FO["Adjoint"] = Operator( name = self.__name+"Adjoint", fromMethod = __Function["Adjoint"], avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, extraArguments = self.__extraArgs )
529 elif asMatrix is not None:
530 __matrice = numpy.matrix( __Matrix, numpy.float )
531 self.__FO["Direct"] = Operator( name = self.__name, fromMatrix = __matrice, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF, enableMultiProcess = __Parameters["EnableMultiProcessingInEvaluation"] )
532 self.__FO["Tangent"] = Operator( name = self.__name+"Tangent", fromMatrix = __matrice, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF )
533 self.__FO["Adjoint"] = Operator( name = self.__name+"Adjoint", fromMatrix = __matrice.T, avoidingRedundancy = avoidRC, inputAsMultiFunction = inputAsMF )
536 raise ValueError("The %s object is improperly defined or undefined, it requires at minima either a matrix, a Direct operator for approximate derivatives or a Tangent/Adjoint operators pair. Please check your operator input."%self.__name)
538 if __appliedInX is not None:
539 self.__FO["AppliedInX"] = {}
540 for key in list(__appliedInX.keys()):
541 if type( __appliedInX[key] ) is type( numpy.matrix([]) ):
542 # Pour le cas où l'on a une vraie matrice
543 self.__FO["AppliedInX"][key] = numpy.matrix( __appliedInX[key].A1, numpy.float ).T
544 elif type( __appliedInX[key] ) is type( numpy.array([]) ) and len(__appliedInX[key].shape) > 1:
545 # Pour le cas où l'on a un vecteur représenté en array avec 2 dimensions
546 self.__FO["AppliedInX"][key] = numpy.matrix( __appliedInX[key].reshape(len(__appliedInX[key]),), numpy.float ).T
548 self.__FO["AppliedInX"][key] = numpy.matrix( __appliedInX[key], numpy.float ).T
550 self.__FO["AppliedInX"] = None
556 "x.__repr__() <==> repr(x)"
557 return repr(self.__FO)
560 "x.__str__() <==> str(x)"
561 return str(self.__FO)
563 # ==============================================================================
564 class Algorithm(object):
566 Classe générale d'interface de type algorithme
568 Elle donne un cadre pour l'écriture d'une classe élémentaire d'algorithme
569 d'assimilation, en fournissant un container (dictionnaire) de variables
570 persistantes initialisées, et des méthodes d'accès à ces variables stockées.
572 Une classe élémentaire d'algorithme doit implémenter la méthode "run".
574 def __init__(self, name):
576 L'initialisation présente permet de fabriquer des variables de stockage
577 disponibles de manière générique dans les algorithmes élémentaires. Ces
578 variables de stockage sont ensuite conservées dans un dictionnaire
579 interne à l'objet, mais auquel on accède par la méthode "get".
581 Les variables prévues sont :
582 - APosterioriCorrelations : matrice de corrélations de la matrice A
583 - APosterioriCovariance : matrice de covariances a posteriori : A
584 - APosterioriStandardDeviations : vecteur des écart-types de la matrice A
585 - APosterioriVariances : vecteur des variances de la matrice A
586 - Analysis : vecteur d'analyse : Xa
587 - BMA : Background moins Analysis : Xa - Xb
588 - CostFunctionJ : fonction-coût globale, somme des deux parties suivantes Jb et Jo
589 - CostFunctionJAtCurrentOptimum : fonction-coût globale à l'état optimal courant lors d'itérations
590 - CostFunctionJb : partie ébauche ou background de la fonction-coût : Jb
591 - CostFunctionJbAtCurrentOptimum : partie ébauche à l'état optimal courant lors d'itérations
592 - CostFunctionJo : partie observations de la fonction-coût : Jo
593 - CostFunctionJoAtCurrentOptimum : partie observations à l'état optimal courant lors d'itérations
594 - CurrentOptimum : état optimal courant lors d'itérations
595 - CurrentState : état courant lors d'itérations
596 - GradientOfCostFunctionJ : gradient de la fonction-coût globale
597 - GradientOfCostFunctionJb : gradient de la partie ébauche de la fonction-coût
598 - GradientOfCostFunctionJo : gradient de la partie observations de la fonction-coût
599 - IndexOfOptimum : index de l'état optimal courant lors d'itérations
600 - Innovation : l'innovation : d = Y - H(X)
601 - InnovationAtCurrentState : l'innovation à l'état courant : dn = Y - H(Xn)
602 - JacobianMatrixAtBackground : matrice jacobienne à l'état d'ébauche
603 - JacobianMatrixAtCurrentState : matrice jacobienne à l'état courant
604 - JacobianMatrixAtOptimum : matrice jacobienne à l'optimum
605 - KalmanGainAtOptimum : gain de Kalman à l'optimum
606 - MahalanobisConsistency : indicateur de consistance des covariances
607 - OMA : Observation moins Analyse : Y - Xa
608 - OMB : Observation moins Background : Y - Xb
609 - ForecastState : état prédit courant lors d'itérations
610 - Residu : dans le cas des algorithmes de vérification
611 - SigmaBck2 : indicateur de correction optimale des erreurs d'ébauche
612 - SigmaObs2 : indicateur de correction optimale des erreurs d'observation
613 - SimulatedObservationAtBackground : l'état observé H(Xb) à l'ébauche
614 - SimulatedObservationAtCurrentOptimum : l'état observé H(X) à l'état optimal courant
615 - SimulatedObservationAtCurrentState : l'état observé H(X) à l'état courant
616 - SimulatedObservationAtOptimum : l'état observé H(Xa) à l'optimum
617 - SimulationQuantiles : états observés H(X) pour les quantiles demandés
618 On peut rajouter des variables à stocker dans l'initialisation de
619 l'algorithme élémentaire qui va hériter de cette classe
621 logging.debug("%s Initialisation", str(name))
622 self._m = PlatformInfo.SystemUsage()
624 self._name = str( name )
625 self._parameters = {"StoreSupplementaryCalculations":[]}
626 self.__required_parameters = {}
627 self.__required_inputs = {
628 "RequiredInputValues":{"mandatory":(), "optional":()},
629 "ClassificationTags":[],
631 self.__variable_names_not_public = {"nextStep":False} # Duplication dans AlgorithmAndParameters
632 self.__canonical_parameter_name = {} # Correspondance "lower"->"correct"
633 self.__canonical_stored_name = {} # Correspondance "lower"->"correct"
635 self.StoredVariables = {}
636 self.StoredVariables["APosterioriCorrelations"] = Persistence.OneMatrix(name = "APosterioriCorrelations")
637 self.StoredVariables["APosterioriCovariance"] = Persistence.OneMatrix(name = "APosterioriCovariance")
638 self.StoredVariables["APosterioriStandardDeviations"] = Persistence.OneVector(name = "APosterioriStandardDeviations")
639 self.StoredVariables["APosterioriVariances"] = Persistence.OneVector(name = "APosterioriVariances")
640 self.StoredVariables["Analysis"] = Persistence.OneVector(name = "Analysis")
641 self.StoredVariables["BMA"] = Persistence.OneVector(name = "BMA")
642 self.StoredVariables["CostFunctionJ"] = Persistence.OneScalar(name = "CostFunctionJ")
643 self.StoredVariables["CostFunctionJAtCurrentOptimum"] = Persistence.OneScalar(name = "CostFunctionJAtCurrentOptimum")
644 self.StoredVariables["CostFunctionJb"] = Persistence.OneScalar(name = "CostFunctionJb")
645 self.StoredVariables["CostFunctionJbAtCurrentOptimum"] = Persistence.OneScalar(name = "CostFunctionJbAtCurrentOptimum")
646 self.StoredVariables["CostFunctionJo"] = Persistence.OneScalar(name = "CostFunctionJo")
647 self.StoredVariables["CostFunctionJoAtCurrentOptimum"] = Persistence.OneScalar(name = "CostFunctionJoAtCurrentOptimum")
648 self.StoredVariables["CurrentOptimum"] = Persistence.OneVector(name = "CurrentOptimum")
649 self.StoredVariables["CurrentState"] = Persistence.OneVector(name = "CurrentState")
650 self.StoredVariables["ForecastState"] = Persistence.OneVector(name = "ForecastState")
651 self.StoredVariables["GradientOfCostFunctionJ"] = Persistence.OneVector(name = "GradientOfCostFunctionJ")
652 self.StoredVariables["GradientOfCostFunctionJb"] = Persistence.OneVector(name = "GradientOfCostFunctionJb")
653 self.StoredVariables["GradientOfCostFunctionJo"] = Persistence.OneVector(name = "GradientOfCostFunctionJo")
654 self.StoredVariables["IndexOfOptimum"] = Persistence.OneIndex(name = "IndexOfOptimum")
655 self.StoredVariables["Innovation"] = Persistence.OneVector(name = "Innovation")
656 self.StoredVariables["InnovationAtCurrentAnalysis"] = Persistence.OneVector(name = "InnovationAtCurrentAnalysis")
657 self.StoredVariables["InnovationAtCurrentState"] = Persistence.OneVector(name = "InnovationAtCurrentState")
658 self.StoredVariables["JacobianMatrixAtBackground"] = Persistence.OneMatrix(name = "JacobianMatrixAtBackground")
659 self.StoredVariables["JacobianMatrixAtCurrentState"] = Persistence.OneMatrix(name = "JacobianMatrixAtCurrentState")
660 self.StoredVariables["JacobianMatrixAtOptimum"] = Persistence.OneMatrix(name = "JacobianMatrixAtOptimum")
661 self.StoredVariables["KalmanGainAtOptimum"] = Persistence.OneMatrix(name = "KalmanGainAtOptimum")
662 self.StoredVariables["MahalanobisConsistency"] = Persistence.OneScalar(name = "MahalanobisConsistency")
663 self.StoredVariables["OMA"] = Persistence.OneVector(name = "OMA")
664 self.StoredVariables["OMB"] = Persistence.OneVector(name = "OMB")
665 self.StoredVariables["Residu"] = Persistence.OneScalar(name = "Residu")
666 self.StoredVariables["SigmaBck2"] = Persistence.OneScalar(name = "SigmaBck2")
667 self.StoredVariables["SigmaObs2"] = Persistence.OneScalar(name = "SigmaObs2")
668 self.StoredVariables["SimulatedObservationAtBackground"] = Persistence.OneVector(name = "SimulatedObservationAtBackground")
669 self.StoredVariables["SimulatedObservationAtCurrentAnalysis"]= Persistence.OneVector(name = "SimulatedObservationAtCurrentAnalysis")
670 self.StoredVariables["SimulatedObservationAtCurrentOptimum"] = Persistence.OneVector(name = "SimulatedObservationAtCurrentOptimum")
671 self.StoredVariables["SimulatedObservationAtCurrentState"] = Persistence.OneVector(name = "SimulatedObservationAtCurrentState")
672 self.StoredVariables["SimulatedObservationAtOptimum"] = Persistence.OneVector(name = "SimulatedObservationAtOptimum")
673 self.StoredVariables["SimulationQuantiles"] = Persistence.OneMatrix(name = "SimulationQuantiles")
675 for k in self.StoredVariables:
676 self.__canonical_stored_name[k.lower()] = k
678 for k, v in self.__variable_names_not_public.items():
679 self.__canonical_parameter_name[k.lower()] = k
680 self.__canonical_parameter_name["algorithm"] = "Algorithm"
681 self.__canonical_parameter_name["storesupplementarycalculations"] = "StoreSupplementaryCalculations"
683 def _pre_run(self, Parameters, Xb=None, Y=None, R=None, B=None, Q=None ):
685 logging.debug("%s Lancement", self._name)
686 logging.debug("%s Taille mémoire utilisée de %.0f Mio"%(self._name, self._m.getUsedMemory("Mio")))
688 # Mise a jour des paramètres internes avec le contenu de Parameters, en
689 # reprenant les valeurs par défauts pour toutes celles non définies
690 self.__setParameters(Parameters, reset=True)
691 for k, v in self.__variable_names_not_public.items():
692 if k not in self._parameters: self.__setParameters( {k:v} )
694 # Corrections et compléments
695 def __test_vvalue(argument, variable, argname):
697 if variable in self.__required_inputs["RequiredInputValues"]["mandatory"]:
698 raise ValueError("%s %s vector %s has to be properly defined!"%(self._name,argname,variable))
699 elif variable in self.__required_inputs["RequiredInputValues"]["optional"]:
700 logging.debug("%s %s vector %s is not set, but is optional."%(self._name,argname,variable))
702 logging.debug("%s %s vector %s is not set, but is not required."%(self._name,argname,variable))
704 logging.debug("%s %s vector %s is set, and its size is %i."%(self._name,argname,variable,numpy.array(argument).size))
706 __test_vvalue( Xb, "Xb", "Background or initial state" )
707 __test_vvalue( Y, "Y", "Observation" )
709 def __test_cvalue(argument, variable, argname):
711 if variable in self.__required_inputs["RequiredInputValues"]["mandatory"]:
712 raise ValueError("%s %s error covariance matrix %s has to be properly defined!"%(self._name,argname,variable))
713 elif variable in self.__required_inputs["RequiredInputValues"]["optional"]:
714 logging.debug("%s %s error covariance matrix %s is not set, but is optional."%(self._name,argname,variable))
716 logging.debug("%s %s error covariance matrix %s is not set, but is not required."%(self._name,argname,variable))
718 logging.debug("%s %s error covariance matrix %s is set."%(self._name,argname,variable))
720 __test_cvalue( R, "R", "Observation" )
721 __test_cvalue( B, "B", "Background" )
722 __test_cvalue( Q, "Q", "Evolution" )
724 if ("Bounds" in self._parameters) and isinstance(self._parameters["Bounds"], (list, tuple)) and (len(self._parameters["Bounds"]) > 0):
725 logging.debug("%s Prise en compte des bornes effectuee"%(self._name,))
727 self._parameters["Bounds"] = None
729 if logging.getLogger().level < logging.WARNING:
730 self._parameters["optiprint"], self._parameters["optdisp"] = 1, 1
731 if PlatformInfo.has_scipy:
732 import scipy.optimize
733 self._parameters["optmessages"] = scipy.optimize.tnc.MSG_ALL
735 self._parameters["optmessages"] = 15
737 self._parameters["optiprint"], self._parameters["optdisp"] = -1, 0
738 if PlatformInfo.has_scipy:
739 import scipy.optimize
740 self._parameters["optmessages"] = scipy.optimize.tnc.MSG_NONE
742 self._parameters["optmessages"] = 15
746 def _post_run(self,_oH=None):
748 if ("StoreSupplementaryCalculations" in self._parameters) and \
749 "APosterioriCovariance" in self._parameters["StoreSupplementaryCalculations"]:
750 for _A in self.StoredVariables["APosterioriCovariance"]:
751 if "APosterioriVariances" in self._parameters["StoreSupplementaryCalculations"]:
752 self.StoredVariables["APosterioriVariances"].store( numpy.diag(_A) )
753 if "APosterioriStandardDeviations" in self._parameters["StoreSupplementaryCalculations"]:
754 self.StoredVariables["APosterioriStandardDeviations"].store( numpy.sqrt(numpy.diag(_A)) )
755 if "APosterioriCorrelations" in self._parameters["StoreSupplementaryCalculations"]:
756 _EI = numpy.diag(1./numpy.sqrt(numpy.diag(_A)))
757 _C = numpy.dot(_EI, numpy.dot(_A, _EI))
758 self.StoredVariables["APosterioriCorrelations"].store( _C )
759 if _oH is not None and "Direct" in _oH and "Tangent" in _oH and "Adjoint" in _oH:
760 logging.debug("%s Nombre d'évaluation(s) de l'opérateur d'observation direct/tangent/adjoint.: %i/%i/%i", self._name, _oH["Direct"].nbcalls(0),_oH["Tangent"].nbcalls(0),_oH["Adjoint"].nbcalls(0))
761 logging.debug("%s Nombre d'appels au cache d'opérateur d'observation direct/tangent/adjoint..: %i/%i/%i", self._name, _oH["Direct"].nbcalls(3),_oH["Tangent"].nbcalls(3),_oH["Adjoint"].nbcalls(3))
762 logging.debug("%s Taille mémoire utilisée de %.0f Mio", self._name, self._m.getUsedMemory("Mio"))
763 logging.debug("%s Terminé", self._name)
766 def _toStore(self, key):
767 "True if in StoreSupplementaryCalculations, else False"
768 return key in self._parameters["StoreSupplementaryCalculations"]
770 def get(self, key=None):
772 Renvoie l'une des variables stockées identifiée par la clé, ou le
773 dictionnaire de l'ensemble des variables disponibles en l'absence de
774 clé. Ce sont directement les variables sous forme objet qui sont
775 renvoyées, donc les méthodes d'accès à l'objet individuel sont celles
776 des classes de persistance.
779 return self.StoredVariables[self.__canonical_stored_name[key.lower()]]
781 return self.StoredVariables
783 def __contains__(self, key=None):
784 "D.__contains__(k) -> True if D has a key k, else False"
785 if key is None or key.lower() not in self.__canonical_stored_name:
788 return self.__canonical_stored_name[key.lower()] in self.StoredVariables
791 "D.keys() -> list of D's keys"
792 if hasattr(self, "StoredVariables"):
793 return self.StoredVariables.keys()
798 "D.pop(k[,d]) -> v, remove specified key and return the corresponding value"
799 if hasattr(self, "StoredVariables") and k.lower() in self.__canonical_stored_name:
800 return self.StoredVariables.pop(self.__canonical_stored_name[k.lower()], d)
805 raise TypeError("pop expected at least 1 arguments, got 0")
806 "If key is not found, d is returned if given, otherwise KeyError is raised"
812 def run(self, Xb=None, Y=None, H=None, M=None, R=None, B=None, Q=None, Parameters=None):
814 Doit implémenter l'opération élémentaire de calcul d'assimilation sous
815 sa forme mathématique la plus naturelle possible.
817 raise NotImplementedError("Mathematical assimilation calculation has not been implemented!")
819 def defineRequiredParameter(self, name = None, default = None, typecast = None, message = None, minval = None, maxval = None, listval = None):
821 Permet de définir dans l'algorithme des paramètres requis et leurs
822 caractéristiques par défaut.
825 raise ValueError("A name is mandatory to define a required parameter.")
827 self.__required_parameters[name] = {
829 "typecast" : typecast,
835 self.__canonical_parameter_name[name.lower()] = name
836 logging.debug("%s %s (valeur par défaut = %s)", self._name, message, self.setParameterValue(name))
838 def getRequiredParameters(self, noDetails=True):
840 Renvoie la liste des noms de paramètres requis ou directement le
841 dictionnaire des paramètres requis.
844 return sorted(self.__required_parameters.keys())
846 return self.__required_parameters
848 def setParameterValue(self, name=None, value=None):
850 Renvoie la valeur d'un paramètre requis de manière contrôlée
852 __k = self.__canonical_parameter_name[name.lower()]
853 default = self.__required_parameters[__k]["default"]
854 typecast = self.__required_parameters[__k]["typecast"]
855 minval = self.__required_parameters[__k]["minval"]
856 maxval = self.__required_parameters[__k]["maxval"]
857 listval = self.__required_parameters[__k]["listval"]
859 if value is None and default is None:
861 elif value is None and default is not None:
862 if typecast is None: __val = default
863 else: __val = typecast( default )
865 if typecast is None: __val = value
868 __val = typecast( value )
870 raise ValueError("The value '%s' for the parameter named '%s' can not be correctly evaluated with type '%s'."%(value, __k, typecast))
872 if minval is not None and (numpy.array(__val, float) < minval).any():
873 raise ValueError("The parameter named '%s' of value '%s' can not be less than %s."%(__k, __val, minval))
874 if maxval is not None and (numpy.array(__val, float) > maxval).any():
875 raise ValueError("The parameter named '%s' of value '%s' can not be greater than %s."%(__k, __val, maxval))
876 if listval is not None:
877 if typecast is list or typecast is tuple or isinstance(__val,list) or isinstance(__val,tuple):
880 raise ValueError("The value '%s' is not allowed for the parameter named '%s', it has to be in the list %s."%(v, __k, listval))
881 elif __val not in listval:
882 raise ValueError("The value '%s' is not allowed for the parameter named '%s', it has to be in the list %s."%( __val, __k,listval))
886 def requireInputArguments(self, mandatory=(), optional=()):
888 Permet d'imposer des arguments de calcul requis en entrée.
890 self.__required_inputs["RequiredInputValues"]["mandatory"] = tuple( mandatory )
891 self.__required_inputs["RequiredInputValues"]["optional"] = tuple( optional )
893 def getInputArguments(self):
895 Permet d'obtenir les listes des arguments de calcul requis en entrée.
897 return self.__required_inputs["RequiredInputValues"]["mandatory"], self.__required_inputs["RequiredInputValues"]["optional"]
899 def setAttributes(self, tags=()):
901 Permet d'adjoindre des attributs comme les tags de classification.
902 Renvoie la liste actuelle dans tous les cas.
904 self.__required_inputs["ClassificationTags"].extend( tags )
905 return self.__required_inputs["ClassificationTags"]
907 def __setParameters(self, fromDico={}, reset=False):
909 Permet de stocker les paramètres reçus dans le dictionnaire interne.
911 self._parameters.update( fromDico )
912 __inverse_fromDico_keys = {}
913 for k in fromDico.keys():
914 if k.lower() in self.__canonical_parameter_name:
915 __inverse_fromDico_keys[self.__canonical_parameter_name[k.lower()]] = k
916 #~ __inverse_fromDico_keys = dict([(self.__canonical_parameter_name[k.lower()],k) for k in fromDico.keys()])
917 __canonic_fromDico_keys = __inverse_fromDico_keys.keys()
918 for k in self.__required_parameters.keys():
919 if k in __canonic_fromDico_keys:
920 self._parameters[k] = self.setParameterValue(k,fromDico[__inverse_fromDico_keys[k]])
922 self._parameters[k] = self.setParameterValue(k)
925 logging.debug("%s %s : %s", self._name, self.__required_parameters[k]["message"], self._parameters[k])
927 # ==============================================================================
928 class AlgorithmAndParameters(object):
930 Classe générale d'interface d'action pour l'algorithme et ses paramètres
933 name = "GenericAlgorithm",
940 self.__name = str(name)
944 self.__algorithm = {}
945 self.__algorithmFile = None
946 self.__algorithmName = None
948 self.updateParameters( asDict, asScript )
950 if asAlgorithm is None and asScript is not None:
951 __Algo = Interfaces.ImportFromScript(asScript).getvalue( "Algorithm" )
955 if __Algo is not None:
956 self.__A = str(__Algo)
957 self.__P.update( {"Algorithm":self.__A} )
959 self.__setAlgorithm( self.__A )
961 self.__variable_names_not_public = {"nextStep":False} # Duplication dans Algorithm
963 def updateParameters(self,
967 "Mise a jour des parametres"
968 if asDict is None and asScript is not None:
969 __Dict = Interfaces.ImportFromScript(asScript).getvalue( self.__name, "Parameters" )
973 if __Dict is not None:
974 self.__P.update( dict(__Dict) )
976 def executePythonScheme(self, asDictAO = None):
977 "Permet de lancer le calcul d'assimilation"
978 Operator.CM.clearCache()
980 if not isinstance(asDictAO, dict):
981 raise ValueError("The objects for algorithm calculation have to be given together as a dictionnary, and they are not")
982 if hasattr(asDictAO["Background"],"getO"): self.__Xb = asDictAO["Background"].getO()
983 elif hasattr(asDictAO["CheckingPoint"],"getO"): self.__Xb = asDictAO["CheckingPoint"].getO()
984 else: self.__Xb = None
985 if hasattr(asDictAO["Observation"],"getO"): self.__Y = asDictAO["Observation"].getO()
986 else: self.__Y = asDictAO["Observation"]
987 if hasattr(asDictAO["ControlInput"],"getO"): self.__U = asDictAO["ControlInput"].getO()
988 else: self.__U = asDictAO["ControlInput"]
989 if hasattr(asDictAO["ObservationOperator"],"getO"): self.__HO = asDictAO["ObservationOperator"].getO()
990 else: self.__HO = asDictAO["ObservationOperator"]
991 if hasattr(asDictAO["EvolutionModel"],"getO"): self.__EM = asDictAO["EvolutionModel"].getO()
992 else: self.__EM = asDictAO["EvolutionModel"]
993 if hasattr(asDictAO["ControlModel"],"getO"): self.__CM = asDictAO["ControlModel"].getO()
994 else: self.__CM = asDictAO["ControlModel"]
995 self.__B = asDictAO["BackgroundError"]
996 self.__R = asDictAO["ObservationError"]
997 self.__Q = asDictAO["EvolutionError"]
999 self.__shape_validate()
1001 self.__algorithm.run(
1011 Parameters = self.__P,
1015 def executeYACSScheme(self, FileName=None):
1016 "Permet de lancer le calcul d'assimilation"
1017 if FileName is None or not os.path.exists(FileName):
1018 raise ValueError("a YACS file name has to be given for YACS execution.\n")
1020 __file = os.path.abspath(FileName)
1021 logging.debug("The YACS file name is \"%s\"."%__file)
1022 if not PlatformInfo.has_salome or \
1023 not PlatformInfo.has_yacs or \
1024 not PlatformInfo.has_adao:
1025 raise ImportError("\n\n"+\
1026 "Unable to get SALOME, YACS or ADAO environnement variables.\n"+\
1027 "Please load the right environnement before trying to use it.\n")
1030 import SALOMERuntime
1032 SALOMERuntime.RuntimeSALOME_setRuntime()
1034 r = pilot.getRuntime()
1035 xmlLoader = loader.YACSLoader()
1036 xmlLoader.registerProcCataLoader()
1038 catalogAd = r.loadCatalog("proc", __file)
1039 r.addCatalog(catalogAd)
1044 p = xmlLoader.load(__file)
1045 except IOError as ex:
1046 print("The YACS XML schema file can not be loaded: %s"%(ex,))
1048 logger = p.getLogger("parser")
1049 if not logger.isEmpty():
1050 print("The imported YACS XML schema has errors on parsing:")
1051 print(logger.getStr())
1054 print("The YACS XML schema is not valid and will not be executed:")
1055 print(p.getErrorReport())
1057 info=pilot.LinkInfo(pilot.LinkInfo.ALL_DONT_STOP)
1058 p.checkConsistency(info)
1059 if info.areWarningsOrErrors():
1060 print("The YACS XML schema is not coherent and will not be executed:")
1061 print(info.getGlobalRepr())
1063 e = pilot.ExecutorSwig()
1065 if p.getEffectiveState() != pilot.DONE:
1066 print(p.getErrorReport())
1070 def get(self, key = None):
1071 "Vérifie l'existence d'une clé de variable ou de paramètres"
1072 if key in self.__algorithm:
1073 return self.__algorithm.get( key )
1074 elif key in self.__P:
1075 return self.__P[key]
1077 allvariables = self.__P
1078 for k in self.__variable_names_not_public: allvariables.pop(k, None)
1081 def pop(self, k, d):
1082 "Necessaire pour le pickling"
1083 return self.__algorithm.pop(k, d)
1085 def getAlgorithmRequiredParameters(self, noDetails=True):
1086 "Renvoie la liste des paramètres requis selon l'algorithme"
1087 return self.__algorithm.getRequiredParameters(noDetails)
1089 def setObserver(self, __V, __O, __I, __S):
1090 if self.__algorithm is None \
1091 or isinstance(self.__algorithm, dict) \
1092 or not hasattr(self.__algorithm,"StoredVariables"):
1093 raise ValueError("No observer can be build before choosing an algorithm.")
1094 if __V not in self.__algorithm:
1095 raise ValueError("An observer requires to be set on a variable named %s which does not exist."%__V)
1097 self.__algorithm.StoredVariables[ __V ].setDataObserver(
1100 HookParameters = __I,
1103 def removeObserver(self, __V, __O, __A = False):
1104 if self.__algorithm is None \
1105 or isinstance(self.__algorithm, dict) \
1106 or not hasattr(self.__algorithm,"StoredVariables"):
1107 raise ValueError("No observer can be removed before choosing an algorithm.")
1108 if __V not in self.__algorithm:
1109 raise ValueError("An observer requires to be removed on a variable named %s which does not exist."%__V)
1111 return self.__algorithm.StoredVariables[ __V ].removeDataObserver(
1116 def hasObserver(self, __V):
1117 if self.__algorithm is None \
1118 or isinstance(self.__algorithm, dict) \
1119 or not hasattr(self.__algorithm,"StoredVariables"):
1121 if __V not in self.__algorithm:
1123 return self.__algorithm.StoredVariables[ __V ].hasDataObserver()
1126 __allvariables = list(self.__algorithm.keys()) + list(self.__P.keys())
1127 for k in self.__variable_names_not_public:
1128 if k in __allvariables: __allvariables.remove(k)
1129 return __allvariables
1131 def __contains__(self, key=None):
1132 "D.__contains__(k) -> True if D has a key k, else False"
1133 return key in self.__algorithm or key in self.__P
1136 "x.__repr__() <==> repr(x)"
1137 return repr(self.__A)+", "+repr(self.__P)
1140 "x.__str__() <==> str(x)"
1141 return str(self.__A)+", "+str(self.__P)
1143 def __setAlgorithm(self, choice = None ):
1145 Permet de sélectionner l'algorithme à utiliser pour mener à bien l'étude
1146 d'assimilation. L'argument est un champ caractère se rapportant au nom
1147 d'un algorithme réalisant l'opération sur les arguments fixes.
1150 raise ValueError("Error: algorithm choice has to be given")
1151 if self.__algorithmName is not None:
1152 raise ValueError("Error: algorithm choice has already been done as \"%s\", it can't be changed."%self.__algorithmName)
1153 daDirectory = "daAlgorithms"
1155 # Recherche explicitement le fichier complet
1156 # ------------------------------------------
1158 for directory in sys.path:
1159 if os.path.isfile(os.path.join(directory, daDirectory, str(choice)+'.py')):
1160 module_path = os.path.abspath(os.path.join(directory, daDirectory))
1161 if module_path is None:
1162 raise ImportError("No algorithm module named \"%s\" has been found in the search path.\n The search path is %s"%(choice, sys.path))
1164 # Importe le fichier complet comme un module
1165 # ------------------------------------------
1167 sys_path_tmp = sys.path ; sys.path.insert(0,module_path)
1168 self.__algorithmFile = __import__(str(choice), globals(), locals(), [])
1169 if not hasattr(self.__algorithmFile, "ElementaryAlgorithm"):
1170 raise ImportError("this module does not define a valid elementary algorithm.")
1171 self.__algorithmName = str(choice)
1172 sys.path = sys_path_tmp ; del sys_path_tmp
1173 except ImportError as e:
1174 raise ImportError("The module named \"%s\" was found, but is incorrect at the import stage.\n The import error message is: %s"%(choice,e))
1176 # Instancie un objet du type élémentaire du fichier
1177 # -------------------------------------------------
1178 self.__algorithm = self.__algorithmFile.ElementaryAlgorithm()
1181 def __shape_validate(self):
1183 Validation de la correspondance correcte des tailles des variables et
1184 des matrices s'il y en a.
1186 if self.__Xb is None: __Xb_shape = (0,)
1187 elif hasattr(self.__Xb,"size"): __Xb_shape = (self.__Xb.size,)
1188 elif hasattr(self.__Xb,"shape"):
1189 if isinstance(self.__Xb.shape, tuple): __Xb_shape = self.__Xb.shape
1190 else: __Xb_shape = self.__Xb.shape()
1191 else: raise TypeError("The background (Xb) has no attribute of shape: problem !")
1193 if self.__Y is None: __Y_shape = (0,)
1194 elif hasattr(self.__Y,"size"): __Y_shape = (self.__Y.size,)
1195 elif hasattr(self.__Y,"shape"):
1196 if isinstance(self.__Y.shape, tuple): __Y_shape = self.__Y.shape
1197 else: __Y_shape = self.__Y.shape()
1198 else: raise TypeError("The observation (Y) has no attribute of shape: problem !")
1200 if self.__U is None: __U_shape = (0,)
1201 elif hasattr(self.__U,"size"): __U_shape = (self.__U.size,)
1202 elif hasattr(self.__U,"shape"):
1203 if isinstance(self.__U.shape, tuple): __U_shape = self.__U.shape
1204 else: __U_shape = self.__U.shape()
1205 else: raise TypeError("The control (U) has no attribute of shape: problem !")
1207 if self.__B is None: __B_shape = (0,0)
1208 elif hasattr(self.__B,"shape"):
1209 if isinstance(self.__B.shape, tuple): __B_shape = self.__B.shape
1210 else: __B_shape = self.__B.shape()
1211 else: raise TypeError("The a priori errors covariance matrix (B) has no attribute of shape: problem !")
1213 if self.__R is None: __R_shape = (0,0)
1214 elif hasattr(self.__R,"shape"):
1215 if isinstance(self.__R.shape, tuple): __R_shape = self.__R.shape
1216 else: __R_shape = self.__R.shape()
1217 else: raise TypeError("The observation errors covariance matrix (R) has no attribute of shape: problem !")
1219 if self.__Q is None: __Q_shape = (0,0)
1220 elif hasattr(self.__Q,"shape"):
1221 if isinstance(self.__Q.shape, tuple): __Q_shape = self.__Q.shape
1222 else: __Q_shape = self.__Q.shape()
1223 else: raise TypeError("The evolution errors covariance matrix (Q) has no attribute of shape: problem !")
1225 if len(self.__HO) == 0: __HO_shape = (0,0)
1226 elif isinstance(self.__HO, dict): __HO_shape = (0,0)
1227 elif hasattr(self.__HO["Direct"],"shape"):
1228 if isinstance(self.__HO["Direct"].shape, tuple): __HO_shape = self.__HO["Direct"].shape
1229 else: __HO_shape = self.__HO["Direct"].shape()
1230 else: raise TypeError("The observation operator (H) has no attribute of shape: problem !")
1232 if len(self.__EM) == 0: __EM_shape = (0,0)
1233 elif isinstance(self.__EM, dict): __EM_shape = (0,0)
1234 elif hasattr(self.__EM["Direct"],"shape"):
1235 if isinstance(self.__EM["Direct"].shape, tuple): __EM_shape = self.__EM["Direct"].shape
1236 else: __EM_shape = self.__EM["Direct"].shape()
1237 else: raise TypeError("The evolution model (EM) has no attribute of shape: problem !")
1239 if len(self.__CM) == 0: __CM_shape = (0,0)
1240 elif isinstance(self.__CM, dict): __CM_shape = (0,0)
1241 elif hasattr(self.__CM["Direct"],"shape"):
1242 if isinstance(self.__CM["Direct"].shape, tuple): __CM_shape = self.__CM["Direct"].shape
1243 else: __CM_shape = self.__CM["Direct"].shape()
1244 else: raise TypeError("The control model (CM) has no attribute of shape: problem !")
1246 # Vérification des conditions
1247 # ---------------------------
1248 if not( len(__Xb_shape) == 1 or min(__Xb_shape) == 1 ):
1249 raise ValueError("Shape characteristic of background (Xb) is incorrect: \"%s\"."%(__Xb_shape,))
1250 if not( len(__Y_shape) == 1 or min(__Y_shape) == 1 ):
1251 raise ValueError("Shape characteristic of observation (Y) is incorrect: \"%s\"."%(__Y_shape,))
1253 if not( min(__B_shape) == max(__B_shape) ):
1254 raise ValueError("Shape characteristic of a priori errors covariance matrix (B) is incorrect: \"%s\"."%(__B_shape,))
1255 if not( min(__R_shape) == max(__R_shape) ):
1256 raise ValueError("Shape characteristic of observation errors covariance matrix (R) is incorrect: \"%s\"."%(__R_shape,))
1257 if not( min(__Q_shape) == max(__Q_shape) ):
1258 raise ValueError("Shape characteristic of evolution errors covariance matrix (Q) is incorrect: \"%s\"."%(__Q_shape,))
1259 if not( min(__EM_shape) == max(__EM_shape) ):
1260 raise ValueError("Shape characteristic of evolution operator (EM) is incorrect: \"%s\"."%(__EM_shape,))
1262 if len(self.__HO) > 0 and not isinstance(self.__HO, dict) and not( __HO_shape[1] == max(__Xb_shape) ):
1263 raise ValueError("Shape characteristic of observation operator (H) \"%s\" and state (X) \"%s\" are incompatible."%(__HO_shape,__Xb_shape))
1264 if len(self.__HO) > 0 and not isinstance(self.__HO, dict) and not( __HO_shape[0] == max(__Y_shape) ):
1265 raise ValueError("Shape characteristic of observation operator (H) \"%s\" and observation (Y) \"%s\" are incompatible."%(__HO_shape,__Y_shape))
1266 if len(self.__HO) > 0 and not isinstance(self.__HO, dict) and len(self.__B) > 0 and not( __HO_shape[1] == __B_shape[0] ):
1267 raise ValueError("Shape characteristic of observation operator (H) \"%s\" and a priori errors covariance matrix (B) \"%s\" are incompatible."%(__HO_shape,__B_shape))
1268 if len(self.__HO) > 0 and not isinstance(self.__HO, dict) and len(self.__R) > 0 and not( __HO_shape[0] == __R_shape[1] ):
1269 raise ValueError("Shape characteristic of observation operator (H) \"%s\" and observation errors covariance matrix (R) \"%s\" are incompatible."%(__HO_shape,__R_shape))
1271 if self.__B is not None and len(self.__B) > 0 and not( __B_shape[1] == max(__Xb_shape) ):
1272 if self.__algorithmName in ["EnsembleBlue",]:
1273 asPersistentVector = self.__Xb.reshape((-1,min(__B_shape)))
1274 self.__Xb = Persistence.OneVector("Background", basetype=numpy.matrix)
1275 for member in asPersistentVector:
1276 self.__Xb.store( numpy.matrix( numpy.ravel(member), numpy.float ).T )
1277 __Xb_shape = min(__B_shape)
1279 raise ValueError("Shape characteristic of a priori errors covariance matrix (B) \"%s\" and background (Xb) \"%s\" are incompatible."%(__B_shape,__Xb_shape))
1281 if self.__R is not None and len(self.__R) > 0 and not( __R_shape[1] == max(__Y_shape) ):
1282 raise ValueError("Shape characteristic of observation errors covariance matrix (R) \"%s\" and observation (Y) \"%s\" are incompatible."%(__R_shape,__Y_shape))
1284 if self.__EM is not None and len(self.__EM) > 0 and not isinstance(self.__EM, dict) and not( __EM_shape[1] == max(__Xb_shape) ):
1285 raise ValueError("Shape characteristic of evolution model (EM) \"%s\" and state (X) \"%s\" are incompatible."%(__EM_shape,__Xb_shape))
1287 if self.__CM is not None and len(self.__CM) > 0 and not isinstance(self.__CM, dict) and not( __CM_shape[1] == max(__U_shape) ):
1288 raise ValueError("Shape characteristic of control model (CM) \"%s\" and control (U) \"%s\" are incompatible."%(__CM_shape,__U_shape))
1290 if ("Bounds" in self.__P) \
1291 and (isinstance(self.__P["Bounds"], list) or isinstance(self.__P["Bounds"], tuple)) \
1292 and (len(self.__P["Bounds"]) != max(__Xb_shape)):
1293 raise ValueError("The number \"%s\" of bound pairs for the state (X) components is different of the size \"%s\" of the state itself." \
1294 %(len(self.__P["Bounds"]),max(__Xb_shape)))
1298 # ==============================================================================
1299 class RegulationAndParameters(object):
1301 Classe générale d'interface d'action pour la régulation et ses paramètres
1304 name = "GenericRegulation",
1311 self.__name = str(name)
1314 if asAlgorithm is None and asScript is not None:
1315 __Algo = Interfaces.ImportFromScript(asScript).getvalue( "Algorithm" )
1317 __Algo = asAlgorithm
1319 if asDict is None and asScript is not None:
1320 __Dict = Interfaces.ImportFromScript(asScript).getvalue( self.__name, "Parameters" )
1324 if __Dict is not None:
1325 self.__P.update( dict(__Dict) )
1327 if __Algo is not None:
1328 self.__P.update( {"Algorithm":__Algo} )
1330 def get(self, key = None):
1331 "Vérifie l'existence d'une clé de variable ou de paramètres"
1333 return self.__P[key]
1337 # ==============================================================================
1338 class DataObserver(object):
1340 Classe générale d'interface de type observer
1343 name = "GenericObserver",
1355 self.__name = str(name)
1360 if onVariable is None:
1361 raise ValueError("setting an observer has to be done over a variable name or a list of variable names, not over None.")
1362 elif type(onVariable) in (tuple, list):
1363 self.__V = tuple(map( str, onVariable ))
1364 if withInfo is None:
1367 self.__I = (str(withInfo),)*len(self.__V)
1368 elif isinstance(onVariable, str):
1369 self.__V = (onVariable,)
1370 if withInfo is None:
1371 self.__I = (onVariable,)
1373 self.__I = (str(withInfo),)
1375 raise ValueError("setting an observer has to be done over a variable name or a list of variable names.")
1377 if asString is not None:
1378 __FunctionText = asString
1379 elif (asTemplate is not None) and (asTemplate in Templates.ObserverTemplates):
1380 __FunctionText = Templates.ObserverTemplates[asTemplate]
1381 elif asScript is not None:
1382 __FunctionText = Interfaces.ImportFromScript(asScript).getstring()
1385 __Function = ObserverF(__FunctionText)
1387 if asObsObject is not None:
1388 self.__O = asObsObject
1390 self.__O = __Function.getfunc()
1392 for k in range(len(self.__V)):
1395 if ename not in withAlgo:
1396 raise ValueError("An observer is asked to be set on a variable named %s which does not exist."%ename)
1398 withAlgo.setObserver(ename, self.__O, einfo, scheduledBy)
1401 "x.__repr__() <==> repr(x)"
1402 return repr(self.__V)+"\n"+repr(self.__O)
1405 "x.__str__() <==> str(x)"
1406 return str(self.__V)+"\n"+str(self.__O)
1408 # ==============================================================================
1409 class State(object):
1411 Classe générale d'interface de type état
1414 name = "GenericVector",
1416 asPersistentVector = None,
1422 toBeChecked = False,
1425 Permet de définir un vecteur :
1426 - asVector : entrée des données, comme un vecteur compatible avec le
1427 constructeur de numpy.matrix, ou "True" si entrée par script.
1428 - asPersistentVector : entrée des données, comme une série de vecteurs
1429 compatible avec le constructeur de numpy.matrix, ou comme un objet de
1430 type Persistence, ou "True" si entrée par script.
1431 - asScript : si un script valide est donné contenant une variable
1432 nommée "name", la variable est de type "asVector" (par défaut) ou
1433 "asPersistentVector" selon que l'une de ces variables est placée à
1435 - asDataFile : si un ou plusieurs fichiers valides sont donnés
1436 contenant des valeurs en colonnes, elles-mêmes nommées "colNames"
1437 (s'il n'y a pas de nom de colonne indiquée, on cherche une colonne
1438 nommée "name"), on récupère les colonnes et on les range ligne après
1439 ligne (colMajor=False, par défaut) ou colonne après colonne
1440 (colMajor=True). La variable résultante est de type "asVector" (par
1441 défaut) ou "asPersistentVector" selon que l'une de ces variables est
1444 self.__name = str(name)
1445 self.__check = bool(toBeChecked)
1449 self.__is_vector = False
1450 self.__is_series = False
1452 if asScript is not None:
1453 __Vector, __Series = None, None
1454 if asPersistentVector:
1455 __Series = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1457 __Vector = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1458 elif asDataFile is not None:
1459 __Vector, __Series = None, None
1460 if asPersistentVector:
1461 if colNames is not None:
1462 __Series = Interfaces.ImportFromFile(asDataFile).getvalue( colNames )[1]
1464 __Series = Interfaces.ImportFromFile(asDataFile).getvalue( [self.__name,] )[1]
1465 if bool(colMajor) and not Interfaces.ImportFromFile(asDataFile).getformat() == "application/numpy.npz":
1466 __Series = numpy.transpose(__Series)
1467 elif not bool(colMajor) and Interfaces.ImportFromFile(asDataFile).getformat() == "application/numpy.npz":
1468 __Series = numpy.transpose(__Series)
1470 if colNames is not None:
1471 __Vector = Interfaces.ImportFromFile(asDataFile).getvalue( colNames )[1]
1473 __Vector = Interfaces.ImportFromFile(asDataFile).getvalue( [self.__name,] )[1]
1475 __Vector = numpy.ravel(__Vector, order = "F")
1477 __Vector = numpy.ravel(__Vector, order = "C")
1479 __Vector, __Series = asVector, asPersistentVector
1481 if __Vector is not None:
1482 self.__is_vector = True
1483 self.__V = numpy.matrix( numpy.asmatrix(__Vector).A1, numpy.float ).T
1484 self.shape = self.__V.shape
1485 self.size = self.__V.size
1486 elif __Series is not None:
1487 self.__is_series = True
1488 if isinstance(__Series, (tuple, list, numpy.ndarray, numpy.matrix, str)):
1489 self.__V = Persistence.OneVector(self.__name, basetype=numpy.matrix)
1490 if isinstance(__Series, str): __Series = eval(__Series)
1491 for member in __Series:
1492 self.__V.store( numpy.matrix( numpy.asmatrix(member).A1, numpy.float ).T )
1495 if isinstance(self.__V.shape, (tuple, list)):
1496 self.shape = self.__V.shape
1498 self.shape = self.__V.shape()
1499 if len(self.shape) == 1:
1500 self.shape = (self.shape[0],1)
1501 self.size = self.shape[0] * self.shape[1]
1503 raise ValueError("The %s object is improperly defined or undefined, it requires at minima either a vector, a list/tuple of vectors or a persistent object. Please check your vector input."%self.__name)
1505 if scheduledBy is not None:
1506 self.__T = scheduledBy
1508 def getO(self, withScheduler=False):
1510 return self.__V, self.__T
1511 elif self.__T is None:
1517 "Vérification du type interne"
1518 return self.__is_vector
1521 "Vérification du type interne"
1522 return self.__is_series
1525 "x.__repr__() <==> repr(x)"
1526 return repr(self.__V)
1529 "x.__str__() <==> str(x)"
1530 return str(self.__V)
1532 # ==============================================================================
1533 class Covariance(object):
1535 Classe générale d'interface de type covariance
1538 name = "GenericCovariance",
1539 asCovariance = None,
1540 asEyeByScalar = None,
1541 asEyeByVector = None,
1544 toBeChecked = False,
1547 Permet de définir une covariance :
1548 - asCovariance : entrée des données, comme une matrice compatible avec
1549 le constructeur de numpy.matrix
1550 - asEyeByScalar : entrée des données comme un seul scalaire de variance,
1551 multiplicatif d'une matrice de corrélation identité, aucune matrice
1552 n'étant donc explicitement à donner
1553 - asEyeByVector : entrée des données comme un seul vecteur de variance,
1554 à mettre sur la diagonale d'une matrice de corrélation, aucune matrice
1555 n'étant donc explicitement à donner
1556 - asCovObject : entrée des données comme un objet python, qui a les
1557 methodes obligatoires "getT", "getI", "diag", "trace", "__add__",
1558 "__sub__", "__neg__", "__mul__", "__rmul__" et facultatives "shape",
1559 "size", "cholesky", "choleskyI", "asfullmatrix", "__repr__", "__str__"
1560 - toBeChecked : booléen indiquant si le caractère SDP de la matrice
1561 pleine doit être vérifié
1563 self.__name = str(name)
1564 self.__check = bool(toBeChecked)
1567 self.__is_scalar = False
1568 self.__is_vector = False
1569 self.__is_matrix = False
1570 self.__is_object = False
1572 if asScript is not None:
1573 __Matrix, __Scalar, __Vector, __Object = None, None, None, None
1575 __Scalar = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1577 __Vector = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1579 __Object = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1581 __Matrix = Interfaces.ImportFromScript(asScript).getvalue( self.__name )
1583 __Matrix, __Scalar, __Vector, __Object = asCovariance, asEyeByScalar, asEyeByVector, asCovObject
1585 if __Scalar is not None:
1586 if numpy.matrix(__Scalar).size != 1:
1587 raise ValueError(' The diagonal multiplier given to define a sparse matrix is not a unique scalar value.\n Its actual measured size is %i. Please check your scalar input.'%numpy.matrix(__Scalar).size)
1588 self.__is_scalar = True
1589 self.__C = numpy.abs( float(__Scalar) )
1592 elif __Vector is not None:
1593 self.__is_vector = True
1594 self.__C = numpy.abs( numpy.array( numpy.ravel( numpy.matrix(__Vector, float ) ) ) )
1595 self.shape = (self.__C.size,self.__C.size)
1596 self.size = self.__C.size**2
1597 elif __Matrix is not None:
1598 self.__is_matrix = True
1599 self.__C = numpy.matrix( __Matrix, float )
1600 self.shape = self.__C.shape
1601 self.size = self.__C.size
1602 elif __Object is not None:
1603 self.__is_object = True
1605 for at in ("getT","getI","diag","trace","__add__","__sub__","__neg__","__mul__","__rmul__"):
1606 if not hasattr(self.__C,at):
1607 raise ValueError("The matrix given for %s as an object has no attribute \"%s\". Please check your object input."%(self.__name,at))
1608 if hasattr(self.__C,"shape"):
1609 self.shape = self.__C.shape
1612 if hasattr(self.__C,"size"):
1613 self.size = self.__C.size
1618 # raise ValueError("The %s covariance matrix has to be specified either as a matrix, a vector for its diagonal or a scalar multiplying an identity matrix."%self.__name)
1622 def __validate(self):
1624 if self.__C is None:
1625 raise UnboundLocalError("%s covariance matrix value has not been set!"%(self.__name,))
1626 if self.ismatrix() and min(self.shape) != max(self.shape):
1627 raise ValueError("The given matrix for %s is not a square one, its shape is %s. Please check your matrix input."%(self.__name,self.shape))
1628 if self.isobject() and min(self.shape) != max(self.shape):
1629 raise ValueError("The matrix given for \"%s\" is not a square one, its shape is %s. Please check your object input."%(self.__name,self.shape))
1630 if self.isscalar() and self.__C <= 0:
1631 raise ValueError("The \"%s\" covariance matrix is not positive-definite. Please check your scalar input %s."%(self.__name,self.__C))
1632 if self.isvector() and (self.__C <= 0).any():
1633 raise ValueError("The \"%s\" covariance matrix is not positive-definite. Please check your vector input."%(self.__name,))
1634 if self.ismatrix() and (self.__check or logging.getLogger().level < logging.WARNING):
1636 L = numpy.linalg.cholesky( self.__C )
1638 raise ValueError("The %s covariance matrix is not symmetric positive-definite. Please check your matrix input."%(self.__name,))
1639 if self.isobject() and (self.__check or logging.getLogger().level < logging.WARNING):
1641 L = self.__C.cholesky()
1643 raise ValueError("The %s covariance object is not symmetric positive-definite. Please check your matrix input."%(self.__name,))
1646 "Vérification du type interne"
1647 return self.__is_scalar
1650 "Vérification du type interne"
1651 return self.__is_vector
1654 "Vérification du type interne"
1655 return self.__is_matrix
1658 "Vérification du type interne"
1659 return self.__is_object
1664 return Covariance(self.__name+"I", asCovariance = self.__C.I )
1665 elif self.isvector():
1666 return Covariance(self.__name+"I", asEyeByVector = 1. / self.__C )
1667 elif self.isscalar():
1668 return Covariance(self.__name+"I", asEyeByScalar = 1. / self.__C )
1669 elif self.isobject():
1670 return Covariance(self.__name+"I", asCovObject = self.__C.getI() )
1672 return None # Indispensable
1677 return Covariance(self.__name+"T", asCovariance = self.__C.T )
1678 elif self.isvector():
1679 return Covariance(self.__name+"T", asEyeByVector = self.__C )
1680 elif self.isscalar():
1681 return Covariance(self.__name+"T", asEyeByScalar = self.__C )
1682 elif self.isobject():
1683 return Covariance(self.__name+"T", asCovObject = self.__C.getT() )
1686 "Décomposition de Cholesky"
1688 return Covariance(self.__name+"C", asCovariance = numpy.linalg.cholesky(self.__C) )
1689 elif self.isvector():
1690 return Covariance(self.__name+"C", asEyeByVector = numpy.sqrt( self.__C ) )
1691 elif self.isscalar():
1692 return Covariance(self.__name+"C", asEyeByScalar = numpy.sqrt( self.__C ) )
1693 elif self.isobject() and hasattr(self.__C,"cholesky"):
1694 return Covariance(self.__name+"C", asCovObject = self.__C.cholesky() )
1696 def choleskyI(self):
1697 "Inversion de la décomposition de Cholesky"
1699 return Covariance(self.__name+"H", asCovariance = numpy.linalg.cholesky(self.__C).I )
1700 elif self.isvector():
1701 return Covariance(self.__name+"H", asEyeByVector = 1.0 / numpy.sqrt( self.__C ) )
1702 elif self.isscalar():
1703 return Covariance(self.__name+"H", asEyeByScalar = 1.0 / numpy.sqrt( self.__C ) )
1704 elif self.isobject() and hasattr(self.__C,"choleskyI"):
1705 return Covariance(self.__name+"H", asCovObject = self.__C.choleskyI() )
1707 def diag(self, msize=None):
1708 "Diagonale de la matrice"
1710 return numpy.diag(self.__C)
1711 elif self.isvector():
1713 elif self.isscalar():
1715 raise ValueError("the size of the %s covariance matrix has to be given in case of definition as a scalar over the diagonal."%(self.__name,))
1717 return self.__C * numpy.ones(int(msize))
1718 elif self.isobject():
1719 return self.__C.diag()
1721 def asfullmatrix(self, msize=None):
1725 elif self.isvector():
1726 return numpy.matrix( numpy.diag(self.__C), float )
1727 elif self.isscalar():
1729 raise ValueError("the size of the %s covariance matrix has to be given in case of definition as a scalar over the diagonal."%(self.__name,))
1731 return numpy.matrix( self.__C * numpy.eye(int(msize)), float )
1732 elif self.isobject() and hasattr(self.__C,"asfullmatrix"):
1733 return self.__C.asfullmatrix()
1735 def trace(self, msize=None):
1736 "Trace de la matrice"
1738 return numpy.trace(self.__C)
1739 elif self.isvector():
1740 return float(numpy.sum(self.__C))
1741 elif self.isscalar():
1743 raise ValueError("the size of the %s covariance matrix has to be given in case of definition as a scalar over the diagonal."%(self.__name,))
1745 return self.__C * int(msize)
1746 elif self.isobject():
1747 return self.__C.trace()
1753 "x.__repr__() <==> repr(x)"
1754 return repr(self.__C)
1757 "x.__str__() <==> str(x)"
1758 return str(self.__C)
1760 def __add__(self, other):
1761 "x.__add__(y) <==> x+y"
1762 if self.ismatrix() or self.isobject():
1763 return self.__C + numpy.asmatrix(other)
1764 elif self.isvector() or self.isscalar():
1765 _A = numpy.asarray(other)
1766 _A.reshape(_A.size)[::_A.shape[1]+1] += self.__C
1767 return numpy.asmatrix(_A)
1769 def __radd__(self, other):
1770 "x.__radd__(y) <==> y+x"
1771 raise NotImplementedError("%s covariance matrix __radd__ method not available for %s type!"%(self.__name,type(other)))
1773 def __sub__(self, other):
1774 "x.__sub__(y) <==> x-y"
1775 if self.ismatrix() or self.isobject():
1776 return self.__C - numpy.asmatrix(other)
1777 elif self.isvector() or self.isscalar():
1778 _A = numpy.asarray(other)
1779 _A.reshape(_A.size)[::_A.shape[1]+1] = self.__C - _A.reshape(_A.size)[::_A.shape[1]+1]
1780 return numpy.asmatrix(_A)
1782 def __rsub__(self, other):
1783 "x.__rsub__(y) <==> y-x"
1784 raise NotImplementedError("%s covariance matrix __rsub__ method not available for %s type!"%(self.__name,type(other)))
1787 "x.__neg__() <==> -x"
1790 def __mul__(self, other):
1791 "x.__mul__(y) <==> x*y"
1792 if self.ismatrix() and isinstance(other, (int, numpy.matrix, float)):
1793 return self.__C * other
1794 elif self.ismatrix() and isinstance(other, (list, numpy.ndarray, tuple)):
1795 if numpy.ravel(other).size == self.shape[1]: # Vecteur
1796 return self.__C * numpy.asmatrix(numpy.ravel(other)).T
1797 elif numpy.asmatrix(other).shape[0] == self.shape[1]: # Matrice
1798 return self.__C * numpy.asmatrix(other)
1800 raise ValueError("operands could not be broadcast together with shapes %s %s in %s matrix"%(self.shape,numpy.asmatrix(other).shape,self.__name))
1801 elif self.isvector() and isinstance(other, (list, numpy.matrix, numpy.ndarray, tuple)):
1802 if numpy.ravel(other).size == self.shape[1]: # Vecteur
1803 return numpy.asmatrix(self.__C * numpy.ravel(other)).T
1804 elif numpy.asmatrix(other).shape[0] == self.shape[1]: # Matrice
1805 return numpy.asmatrix((self.__C * (numpy.asarray(other).transpose())).transpose())
1807 raise ValueError("operands could not be broadcast together with shapes %s %s in %s matrix"%(self.shape,numpy.ravel(other).shape,self.__name))
1808 elif self.isscalar() and isinstance(other,numpy.matrix):
1809 return self.__C * other
1810 elif self.isscalar() and isinstance(other, (list, numpy.ndarray, tuple)):
1811 if len(numpy.asarray(other).shape) == 1 or numpy.asarray(other).shape[1] == 1 or numpy.asarray(other).shape[0] == 1:
1812 return self.__C * numpy.asmatrix(numpy.ravel(other)).T
1814 return self.__C * numpy.asmatrix(other)
1815 elif self.isobject():
1816 return self.__C.__mul__(other)
1818 raise NotImplementedError("%s covariance matrix __mul__ method not available for %s type!"%(self.__name,type(other)))
1820 def __rmul__(self, other):
1821 "x.__rmul__(y) <==> y*x"
1822 if self.ismatrix() and isinstance(other, (int, numpy.matrix, float)):
1823 return other * self.__C
1824 elif self.ismatrix() and isinstance(other, (list, numpy.ndarray, tuple)):
1825 if numpy.ravel(other).size == self.shape[1]: # Vecteur
1826 return numpy.asmatrix(numpy.ravel(other)) * self.__C
1827 elif numpy.asmatrix(other).shape[0] == self.shape[1]: # Matrice
1828 return numpy.asmatrix(other) * self.__C
1830 raise ValueError("operands could not be broadcast together with shapes %s %s in %s matrix"%(numpy.asmatrix(other).shape,self.shape,self.__name))
1831 elif self.isvector() and isinstance(other,numpy.matrix):
1832 if numpy.ravel(other).size == self.shape[0]: # Vecteur
1833 return numpy.asmatrix(numpy.ravel(other) * self.__C)
1834 elif numpy.asmatrix(other).shape[1] == self.shape[0]: # Matrice
1835 return numpy.asmatrix(numpy.array(other) * self.__C)
1837 raise ValueError("operands could not be broadcast together with shapes %s %s in %s matrix"%(numpy.ravel(other).shape,self.shape,self.__name))
1838 elif self.isscalar() and isinstance(other,numpy.matrix):
1839 return other * self.__C
1840 elif self.isobject():
1841 return self.__C.__rmul__(other)
1843 raise NotImplementedError("%s covariance matrix __rmul__ method not available for %s type!"%(self.__name,type(other)))
1846 "x.__len__() <==> len(x)"
1847 return self.shape[0]
1849 # ==============================================================================
1850 class ObserverF(object):
1852 Creation d'une fonction d'observateur a partir de son texte
1854 def __init__(self, corps=""):
1855 self.__corps = corps
1856 def func(self,var,info):
1857 "Fonction d'observation"
1860 "Restitution du pointeur de fonction dans l'objet"
1863 # ==============================================================================
1864 class CaseLogger(object):
1866 Conservation des commandes de creation d'un cas
1868 def __init__(self, __name="", __objname="case", __addViewers=None, __addLoaders=None):
1869 self.__name = str(__name)
1870 self.__objname = str(__objname)
1871 self.__logSerie = []
1872 self.__switchoff = False
1874 "TUI" :Interfaces._TUIViewer,
1875 "SCD" :Interfaces._SCDViewer,
1876 "YACS":Interfaces._YACSViewer,
1879 "TUI" :Interfaces._TUIViewer,
1880 "COM" :Interfaces._COMViewer,
1882 if __addViewers is not None:
1883 self.__viewers.update(dict(__addViewers))
1884 if __addLoaders is not None:
1885 self.__loaders.update(dict(__addLoaders))
1887 def register(self, __command=None, __keys=None, __local=None, __pre=None, __switchoff=False):
1888 "Enregistrement d'une commande individuelle"
1889 if __command is not None and __keys is not None and __local is not None and not self.__switchoff:
1890 if "self" in __keys: __keys.remove("self")
1891 self.__logSerie.append( (str(__command), __keys, __local, __pre, __switchoff) )
1893 self.__switchoff = True
1895 self.__switchoff = False
1897 def dump(self, __filename=None, __format="TUI", __upa=""):
1898 "Restitution normalisée des commandes"
1899 if __format in self.__viewers:
1900 __formater = self.__viewers[__format](self.__name, self.__objname, self.__logSerie)
1902 raise ValueError("Dumping as \"%s\" is not available"%__format)
1903 return __formater.dump(__filename, __upa)
1905 def load(self, __filename=None, __content=None, __object=None, __format="TUI"):
1906 "Chargement normalisé des commandes"
1907 if __format in self.__loaders:
1908 __formater = self.__loaders[__format]()
1910 raise ValueError("Loading as \"%s\" is not available"%__format)
1911 return __formater.load(__filename, __content, __object)
1913 # ==============================================================================
1916 _extraArguments = None,
1917 _sFunction = lambda x: x,
1922 Pour une liste ordonnée de vecteurs en entrée, renvoie en sortie la liste
1923 correspondante de valeurs de la fonction en argument
1925 # Vérifications et définitions initiales
1926 # logging.debug("MULTF Internal multifonction calculations begin with function %s"%(_sFunction.__name__,))
1927 if not PlatformInfo.isIterable( __xserie ):
1928 raise TypeError("MultiFonction not iterable unkown input type: %s"%(type(__xserie),))
1930 if (_mpWorkers is None) or (_mpWorkers is not None and _mpWorkers < 1):
1933 __mpWorkers = int(_mpWorkers)
1935 import multiprocessing
1946 if _extraArguments is None:
1948 elif _extraArguments is not None and isinstance(_extraArguments, (list, tuple, map)):
1949 for __xvalue in __xserie:
1950 _jobs.append( [__xvalue, ] + list(_extraArguments) )
1952 raise TypeError("MultiFonction extra arguments unkown input type: %s"%(type(_extraArguments),))
1953 # logging.debug("MULTF Internal multiprocessing calculations begin : evaluation of %i point(s)"%(len(_jobs),))
1954 import multiprocessing
1955 with multiprocessing.Pool(__mpWorkers) as pool:
1956 __multiHX = pool.map( _sFunction, _jobs )
1959 # logging.debug("MULTF Internal multiprocessing calculation end")
1961 # logging.debug("MULTF Internal monoprocessing calculation begin")
1963 if _extraArguments is None:
1964 for __xvalue in __xserie:
1965 __multiHX.append( _sFunction( __xvalue ) )
1966 elif _extraArguments is not None and isinstance(_extraArguments, (list, tuple, map)):
1967 for __xvalue in __xserie:
1968 __multiHX.append( _sFunction( __xvalue, *_extraArguments ) )
1969 elif _extraArguments is not None and isinstance(_extraArguments, dict):
1970 for __xvalue in __xserie:
1971 __multiHX.append( _sFunction( __xvalue, **_extraArguments ) )
1973 raise TypeError("MultiFonction extra arguments unkown input type: %s"%(type(_extraArguments),))
1974 # logging.debug("MULTF Internal monoprocessing calculation end")
1976 # logging.debug("MULTF Internal multifonction calculations end")
1979 # ==============================================================================
1980 def CostFunction3D(_x,
1981 _Hm = None, # Pour simuler Hm(x) : HO["Direct"].appliedTo
1982 _HmX = None, # Simulation déjà faite de Hm(x)
1983 _arg = None, # Arguments supplementaires pour Hm, sous la forme d'un tuple
1988 _SIV = False, # A résorber pour la 8.0
1989 _SSC = [], # self._parameters["StoreSupplementaryCalculations"]
1990 _nPS = 0, # nbPreviousSteps
1991 _QM = "DA", # QualityMeasure
1992 _SSV = {}, # Entrée et/ou sortie : self.StoredVariables
1993 _fRt = False, # Restitue ou pas la sortie étendue
1994 _sSc = True, # Stocke ou pas les SSC
1997 Fonction-coût générale utile pour les algorithmes statiques/3D : 3DVAR, BLUE
1998 et dérivés, Kalman et dérivés, LeastSquares, SamplingTest, PSO, SA, Tabu,
1999 DFO, QuantileRegression
2005 for k in ["CostFunctionJ",
2011 "SimulatedObservationAtCurrentOptimum",
2012 "SimulatedObservationAtCurrentState",
2016 if hasattr(_SSV[k],"store"):
2017 _SSV[k].append = _SSV[k].store # Pour utiliser "append" au lieu de "store"
2019 _X = numpy.asmatrix(numpy.ravel( _x )).T
2020 if _SIV or "CurrentState" in _SSC or "CurrentOptimum" in _SSC:
2021 _SSV["CurrentState"].append( _X )
2023 if _HmX is not None:
2027 raise ValueError("COSTFUNCTION3D Operator has to be defined.")
2031 _HX = _Hm( _X, *_arg )
2032 _HX = numpy.asmatrix(numpy.ravel( _HX )).T
2034 if "SimulatedObservationAtCurrentState" in _SSC or \
2035 "SimulatedObservationAtCurrentOptimum" in _SSC:
2036 _SSV["SimulatedObservationAtCurrentState"].append( _HX )
2038 if numpy.any(numpy.isnan(_HX)):
2039 Jb, Jo, J = numpy.nan, numpy.nan, numpy.nan
2041 _Y = numpy.asmatrix(numpy.ravel( _Y )).T
2042 if _QM in ["AugmentedWeightedLeastSquares", "AWLS", "AugmentedPonderatedLeastSquares", "APLS", "DA"]:
2043 if _BI is None or _RI is None:
2044 raise ValueError("Background and Observation error covariance matrix has to be properly defined!")
2045 _Xb = numpy.asmatrix(numpy.ravel( _Xb )).T
2046 Jb = 0.5 * (_X - _Xb).T * _BI * (_X - _Xb)
2047 Jo = 0.5 * (_Y - _HX).T * _RI * (_Y - _HX)
2048 elif _QM in ["WeightedLeastSquares", "WLS", "PonderatedLeastSquares", "PLS"]:
2050 raise ValueError("Observation error covariance matrix has to be properly defined!")
2052 Jo = 0.5 * (_Y - _HX).T * _RI * (_Y - _HX)
2053 elif _QM in ["LeastSquares", "LS", "L2"]:
2055 Jo = 0.5 * (_Y - _HX).T * (_Y - _HX)
2056 elif _QM in ["AbsoluteValue", "L1"]:
2058 Jo = numpy.sum( numpy.abs(_Y - _HX) )
2059 elif _QM in ["MaximumError", "ME"]:
2061 Jo = numpy.max( numpy.abs(_Y - _HX) )
2062 elif _QM in ["QR", "Null"]:
2066 raise ValueError("Unknown asked quality measure!")
2068 J = float( Jb ) + float( Jo )
2071 _SSV["CostFunctionJb"].append( Jb )
2072 _SSV["CostFunctionJo"].append( Jo )
2073 _SSV["CostFunctionJ" ].append( J )
2075 if "IndexOfOptimum" in _SSC or \
2076 "CurrentOptimum" in _SSC or \
2077 "SimulatedObservationAtCurrentOptimum" in _SSC:
2078 IndexMin = numpy.argmin( _SSV["CostFunctionJ"][_nPS:] ) + _nPS
2079 if "IndexOfOptimum" in _SSC:
2080 _SSV["IndexOfOptimum"].append( IndexMin )
2081 if "CurrentOptimum" in _SSC:
2082 _SSV["CurrentOptimum"].append( _SSV["CurrentState"][IndexMin] )
2083 if "SimulatedObservationAtCurrentOptimum" in _SSC:
2084 _SSV["SimulatedObservationAtCurrentOptimum"].append( _SSV["SimulatedObservationAtCurrentState"][IndexMin] )
2089 if _QM in ["QR"]: # Pour le QuantileRegression
2094 # ==============================================================================
2095 if __name__ == "__main__":
2096 print('\n AUTODIAGNOSTIC\n')