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--- visual3d:documentation:pipeline:signal_commands:first_derivative [2024/07/12 14:06] – created sgranger
+++ visual3d:documentation:pipeline:signal_commands:first_derivative [2024/11/11 14:05] (current) – wikisysop
@@ Line 1: / Line 1: @@
-====== First_Derivative ======
+====== First Derivative ======
 Compute the first derivative at each point of a signal.
@@ Line 5: / Line 5: @@
 The command can be edited via text editor or via a dialog. The details on the command and the dialog are found below:
-|{{First_Derivative.png}}  |\\ \\ \\ <code>\\ First_Derivative\\ /Signal_Types=The type of signal to be evaluated\\ /Signal_Names=The name of the signal to be evaluated\\ /Signal_Folder=The name of the signal folder\\ /Result_Types=  The type of the resulting signal\\ /Result_Name= The name of the resulting signal \\ /Result_Folder= The name of the resulting folder \\ /Result_Suffix= The result is given the same name as the original signal with the suffix added\\ </code>  |
+{{:First_Derivative.png}}
+<code>
+First_Derivative
+/Signal_Types=The type of signal to be evaluated
+/Signal_Names=The name of the signal to be evaluated
+/Signal_Folder=The name of the signal folder
+/Result_Types=  The type of the resulting signal
+/Result_Name= The name of the resulting signal
+/Result_Folder= The name of the resulting folder
+/Result_Suffix= The result is given the same name as the original signal with the suffix added
+</code>
 The first and last data points become DATA_NOT_FOUND (identified in the C3D file as a POINT Reliability value of –1).
@@ Line 13: / Line 24: @@
 Derivatives are calculated using Finite Difference Algorithms.
+<code>
 Given the signal:
 x(ti) for i=1, 2, ..., n
-The first derivative is calculated using:
+The first derivative is calculated using:
 xDot(ti)= (x(ti+1)-x(ti-1))/( (ti+1)-(ti-1) )
+</code>
 ==== Example: Velocity of the Centre of Mass ====