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--- visual3d:documentation:pipeline:metric_commands:metric_sum [2025/09/19 13:27] – wikisysop
+++ visual3d:documentation:pipeline:metric_commands:metric_sum [2025/10/02 19:47] (current) – [Metric Sum Examples] wikisysop
@@ Line 56: / Line 56: @@
 ==== Metric Sum Examples ====
+In the example below the **Metric Sum** command is used to find the total work done by the right ankle by summing positive and negative work done between events.
+<code>
+! Compute positive and negative work for each range of positive power.
+!**********************************************************************
+! Calculate right ankle positive work by time integration of right ankle power from
+! PowerPos event to PowerNeg event
+Metric_Integrate
+/Signal_Types=LINK_MODEL_BASED
+/Signal_Names=Right Ankle Power
+/Signal_Folder=ORIGINAL
+/Signal_Components=X
+/Event_Sequence=PowerPos+PowerNeg
+/Exclude_Events=
+/Metric_Name=Right Ankle Positive Work
+/Apply_As_Suffix_To_Signal_Name=FALSE
+/Generate_Mean_And_STDDEV=FALSE
+/Append_To_Existing_Values=FALSE
+;
+! Calculate right ankle negative work by time integration of right ankle power
+! from PowerNeg event to PowerPos event
+Metric_Integrate
+/Signal_Types=LINK_MODEL_BASED
+/Signal_Names=Right Ankle Power
+/Signal_Folder=ORIGINAL
+/Signal_Components=X
+/Event_Sequence=PowerNeg+PowerPos
+/Exclude_Events=
+/Metric_Name=Right Ankle Negative Work
+/Apply_As_Suffix_To_Signal_Name=FALSE
+/Generate_Mean_And_STDDEV=FALSE
+/Append_To_Existing_Values=FALSE
+;
+!************************************************************************
+! Compute the total positive and total negative work by summing the work.
+!************************************************************************
+!Compute total positive work for the right ankle
+Metric_Sum
+/Signal_Types=METRIC
+/Signal_Names=Right Ankle Positive Work
+/Signal_Folder=PROCESSED
+/Signal_Components=X
+/Event_Sequence=
+/Exclude_Events=
+/Metric_Name=Right Ankle Total Positive Work
+/Apply_As_Suffix_To_Signal_Name=FALSE
+/Generate_Mean_And_STDDEV=FALSE
+/Append_To_Existing_Values=FALSE
+;
+!Compute total negative work for the right ankle
+Metric_Sum
+/Signal_Types=METRIC
+/Signal_Names=Right Ankle Negative Work
+/Signal_Folder=PROCESSED
+/Signal_Components=X
+/Event_Sequence=
+/Exclude_Events=
+/Metric_Name=Right Ankle Total Negative Work
+/Apply_As_Suffix_To_Signal_Name=FALSE
+/Generate_Mean_And_STDDEV=FALSE
+/Append_To_Existing_Values=FALSE
+;
+</code>
+The result should look similar to this:
+{{:visual3d:documentation:pipeline:metric_commands:rankle_work.png?600|}}
   - An example of the command **Metric_Sum** is found [[Visual3D:Documentation:Pipeline:Expressions:Expressions_Overview#Example:_Value_of_signal_at_an_analog_frame|here]]. This script uses metric_sum command to find a signal value at the analog frame rate. For details go to the page.