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--- visual3d:documentation:pipeline:pipeline_commands:set_pipeline_parameter_to_data_value [2026/06/19 17:30] – wikisysop
+++ visual3d:documentation:pipeline:pipeline_commands:set_pipeline_parameter_to_data_value [2026/06/19 18:04] (current) – wikisysop
@@ Line 33: / Line 33: @@
 ===Simple example===
-Get the Participant ID from PARAMETERS:SUBJECT:NAMES
+Create a parameter called SUBJECT_ID based on subject names stored in PARAMETERS:SUBJECT:NAMES.
 <code>
@@ Line 47: / Line 47: @@
 ===Complex example===
-Combine with other commands and show step-by-step process for frequent use case
+Example of EMG data processing using **Set_Parameter_Pipeline_To_Data_Value** to get the analog sampling which was used to determine the number of frames of the moving RMS window.
+<code>
+File_New
+;
+Set_Pipeline_Parameter_To_Folder_Path
+/PARAMETER_NAME=ROOTFOLDER
+/PARAMETER_VALUE=VISUAL3D_DEFAULT_DATA_FOLDER
+! /FROM_MOTION_FILE_IN_WORKSPACE=
+! /PARAMETER_VALUE_SEARCH_FOR=
+! /PARAMETER_VALUE_REPLACE_WITH=
+! /PARAMETER_VALUE_APPEND=
+! /SET_PROMPT=Select a directory
+! /ALPHABETIZE=TRUE
+;
+File_Open
+/FILE_NAME=*Q*
+/FILE_PATH=::ROOTFOLDER
+/SEARCH_SUBFOLDERS=TRUE
+! /SUFFIX=
+! /SET_PROMPT=File_Open
+! /ON_FILE_NOT_FOUND=PROMPT
+! /FILE_TYPES_ON_PROMPT=
+;
+!Assign Tags to MVC_A file
+Assign_Tags_To_File
+/MOTION_FILE_NAMES=*QMVC_A.C3D
+! /QUERY=
+/TAGS=MVC_A
+;
+!Assign Tags to MVC_B file
+Assign_Tags_To_File
+/MOTION_FILE_NAMES=*QMVC_B.C3D
+! /QUERY=
+/TAGS=MVC_B
+;
+!Assign Tags to MVC_C file
+Assign_Tags_To_File
+/MOTION_FILE_NAMES=*QMVC_C.C3D
+! /QUERY=
+/TAGS=MVC_C
+;
+!Assign Tags to walking files
+Assign_Tags_To_File
+/MOTION_FILE_NAMES=*Qtrial*.C3D
+!/QUERY=
+/TAGS=MOVEMENT
+;
+Set_Pipeline_Parameter
+/PARAMETER_NAME=EMG_SIGNALS
+/PARAMETER_VALUE=EMG_A+EMG_B+EMG_C
+;
+! Select active file ALL_FILES
+Select_Active_File
+/FILE_NAME=ALL_FILES
+! /QUERY=
+;
+! Apply highpass filter with 50 Hz cutoff
+Highpass_Filter
+/Signal_Types=ANALOG
+/SIgnal_Names=::EMG_SIGNALS
+/Signal_Folder=ORIGINAL
+! /Result_Suffix=
+! /Result_Folder=PROCESSED
+! /Filter_Class=BUTTERWORTH
+/Frequency_Cutoff=50
+/Num_Reflected= 0
+/Total_Buffer_Size=100
+/Num_Bidirectional_Passes=1
+;
+! Apply lowpass filter with 500 Hz cutoff
+Lowpass_Filter
+/Signal_Types=ANALOG
+/SIgnal_Names=::EMG_SIGNALS
+/Signal_Folder=PROCESSED
+! /Result_Suffix=
+! /Result_Folder=PROCESSED
+! /Filter_Class=BUTTERWORTH
+/Frequency_Cutoff=500
+/Num_Reflected= 0
+/Total_Buffer_Size=100
+/Num_Bidirectional_Passes=1
+;
+Set_Pipeline_Parameter_To_Data_Value
+/SIGNAL_TYPES=PARAMETERS
+/SIGNAL_FOLDER=ANALOG
+/SIGNAL_NAMES=RATE
+! /SIGNAL_COMPONENTS=ALL_COMPONENTS
+/PARAMETER_NAME=ANALOGRATE
+;
+Moving_RMS
+/SIGNAL_TYPES=ANALOG
+/SIGNAL_NAMES=::EMG_SIGNALS
+/SIGNAL_FOLDER=PROCESSED
+! /RESULT_SUFFIX=
+/RESULT_FOLDER=RMS
+/NUM_WINDOW_FRAMES=1+0.1*&::ANALOGRATE&
+;
+Event_Explicit
+/EVENT_NAME=START
+/FRAME=50
+! /TIME=
+;
+Event_Explicit
+/EVENT_NAME=END
+/FRAME=250
+! /TIME=
+;
+Set_Pipeline_Parameter
+/PARAMETER_NAME=START_AT_EVENT
+/PARAMETER_VALUE=START
+;
+Set_Pipeline_Parameter
+/PARAMETER_NAME=END_AT_EVENT
+/PARAMETER_VALUE=END
+;
+For_Each
+/ITERATION_PARAMETER_NAME=INDEX
+/ITEMS=::EMG_SIGNALS
+;
+! Create an event at the maximum value
+Event_Global_Maximum
+/SIGNAL_TYPES=ANALOG
+/SIGNAL_NAMES=::INDEX
+/SIGNAL_FOLDER=RMS
+/EVENT_NAME=EMG_MAX
+/SELECT_X=TRUE
+! /SELECT_Y=FALSE
+! /SELECT_Z=FALSE
+/START_AT_EVENT=::START_AT_EVENT
+/END_AT_EVENT=::END_AT_EVENT
+;
+! Create an event MEAN_START 15 frames prior to the max event
+Event_Copy
+/EVENT_NAME=EMG_MAX
+! /EVENT_INSTANCE=0
+! /START_AT_EVENT=
+! /END_AT_EVENT=
+/NEW_EVENT_NAME=MEAN_START
+/FRAME_OFFSET=-15
+;
+! Create an event MEAN_END 15 frames after the max event
+Event_Copy
+/EVENT_NAME=EMG_MAX
+! /EVENT_INSTANCE=0
+! /START_AT_EVENT=
+! /END_AT_EVENT=
+/NEW_EVENT_NAME=MEAN_END
+/FRAME_OFFSET=15
+;
+! Calculate mean of EMG signal between MEAN_START and MEAN_END
+Metric_Mean
+/RESULT_METRIC_NAME=::INDEX&_SCALE
+! /APPLY_AS_SUFFIX_TO_SIGNAL_NAME=FALSE
+/RESULT_METRIC_FOLDER=EMG_SCALE
+/SIGNAL_TYPES=ANALOG
+/SIGNAL_NAMES=::INDEX
+/SIGNAL_FOLDER=RMS
+/SIGNAL_COMPONENTS=0
+/EVENT_SEQUENCE=MEAN_START+MEAN_END
+/EXCLUDE_EVENTS=
+/GENERATE_MEAN_AND_STDDEV=FALSE
+! /APPEND_TO_EXISTING_VALUES=FALSE
+;
+! calculate the global maximum of the mean signal
+Metric_Maximum
+! /RESULT_METRIC_FOLDER=PROCESSED
+/RESULT_METRIC_NAME=
+/APPLY_AS_SUFFIX_TO_SIGNAL_NAME=TRUE
+/SIGNAL_TYPES=METRIC
+/SIGNAL_FOLDER=EMG_SCALE
+/SIGNAL_NAMES=::INDEX&_SCALE
+/COMPONENT_SEQUENCE=ALL
+/EVENT_SEQUENCE=
+/EXCLUDE_EVENTS=
+/SEQUENCE_PERCENT_START=
+/SEQUENCE_PERCENT_END=
+! /GENERATE_MEAN_AND_STDDEV=TRUE
+! /GENERATE_MEAN_AND_STDDEV_ACROSS_SUBJECTS=FALSE
+! /APPEND_TO_EXISTING_VALUES=FALSE
+/CREATE_GLOBAL_MAXIMUM=TRUE
+! /CREATE_TRIAL_MAXIMUM=FALSE
+;
+! Clean up some temporary signals
+Event_Delete
+/EVENT_NAME=EMG_MAX+MEAN_START+MEAN_END
+! /EVENT_SEQUENCE=
+! /EXCLUDE_EVENTS=
+! /TIME=
+;
+Remove_Signals
+/SIGNAL_TYPES=METRIC
+/SIGNAL_NAMES=::INDEX&_SCALE_MAX
+/SIGNAL_FOLDER=PROCESSED
+;
+End_For_Each
+/ITERATION_PARAMETER_NAME=INDEX
+;
+For_Each
+/Iteration_Parameter_Name=CURRENT_SIGNAL
+/Items=EMG_A+EMG_B+EMG_C
+;
+! Divide the EMG signal by it's maximum value, which was stored automatically in the GLOBAL workspace
+ Evaluate_Expression
+ /EXPRESSION= ANALOG::ORIGINAL::&::CURRENT_SIGNAL& / GLOBAL::METRIC::PROCESSED::&::CURRENT_SIGNAL&_SCALE_MAX
+ ! /SIGNAL_TYPES=
+ ! /SIGNAL_FOLDER=ORIGINAL
+ ! /SIGNAL_NAMES=
+ /RESULT_TYPES=ANALOG
+ /RESULT_FOLDERS=NORMALIZED
+ /RESULT_NAME=::CURRENT_SIGNAL
+ ! /APPLY_AS_SUFFIX_TO_SIGNAL_NAME=FALSE
+ ;
+End_For_Each
+/Iteration_Parameter_Name= CURRENT_SIGNAL
+;
+</code>
-====Notes====
-- Important considerations (anything included in the page before the reformat)