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11 <title>Computation nodes</title>
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104 <h1 class="whs1">Computation nodes</h1>
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106 <p><img src="../i_blue.jpg" x-maintain-ratio="TRUE" width="30px" height="30px" border="0" class="img_whs2">This node represents a computation algorithm in the graph
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107 structure. Nodes of such type can present a service registered in the
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108 Component Catalog (<span style="font-weight: bold;"><B>Factory Node</B></span>)
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109 or an external service defined in Python script by user (<span style="font-weight: bold;"><B>InLine
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110 node</B></span>). Python function of InLine node can be edited in Supervision
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111 Graph edit mode.</p>
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113 <p class="whs3"> </p>
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115 <p class="whs3"> <img src="../comp1.jpg" x-maintain-ratio="TRUE" width="431px" height="332px" border="0" class="img_whs4"></p>
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117 <p class="whs3"> Computation
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118 nodes have the following attributes:</p>
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120 <p class="whs3"> </p>
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122 <ul type="disc" class="whs5">
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124 <li class=kadov-p><p class="whs3"><span
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125 style="font-weight: bold;"><B>Title</B></span> is the title of the node. By default
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126 the name of the service is used, but user can change it.</p></li>
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128 <li class=kadov-p><p class="whs3"><span
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129 style="font-weight: bold;"><B>Description of the service</B></span> - provides
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130 a brief description of the service used in this node: the name of the
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131 used service, the name of the component, which exports the used service</p></li>
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133 <li class=kadov-p><p class="whs3"><span
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134 style="font-weight: bold;"><B>Status of execution</B></span>
\96 this string indicates
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135 the current status of the node. Could be one of the following: Running,
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136 Suspended, Finished, Killed, Waiting, or Aborted.</p></li>
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138 <li class=kadov-p><p class="whs3"><span
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139 style="font-weight: bold;"><B>Time of execution </B></span>is a time of node
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140 execution in a launched dataflow.</p></li>
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142 <li class=kadov-p><p class="whs3"><span
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143 style="font-weight: bold;"><B>InGate/OutGate</B></span>
\96 control ports of the
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144 node execution. The nodes with connected gates will execute consequently.</p></li>
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146 <li class=kadov-p><p class="whs3"><span
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147 style="font-weight: bold;"><B>Input / Output ports</B></span>
\96 ports
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148 for input and output parameters. If Input or Output port has a predefined
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149 value (constant) then this value will be shown and port will be highlighted
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150 by rectangle. Node can have as many Input and Output ports as it is necessary
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151 for the user.</p></li>
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