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--- visual3d:documentation:emg:processing:normalize_emg_to_maximum_30_second_interval [2024/06/19 12:47] – sgranger
+++ visual3d:documentation:emg:processing:normalize_emg_to_maximum_30_second_interval [2024/07/17 15:45] (current) – created sgranger
@@ Line 1: / Line 1: @@
-this page shows an example of processing emg data using the root mean square (rms) amplitude method.
+====== Normalize EMG to Maximum 30 second interval ======
-===== using the moving_rms command =====
+This page shows an example of processing EMG data using the Root Mean Square (RMS) Amplitude Method.
-==== moving rms using frame window ====
+==== Using the Moving_RMS Command ====
-for example the command below applies the moving rms with a 51 frame window:
+=== Moving RMS using Frame Window ===
+For example the command below applies the moving RMS with a 51 frame window:
 <code>
-moving_rms
+Moving_RMS
-/signal_types=analog
+/Signal_Types=ANALOG
-/signal_names=emg1+emg2+emg3
+/Signal_Names=EMG1+EMG2+EMG3
-/signal_folder=processed
+/Signal_Folder=PROCESSED
-/num_window_frames= 51
+/Num_Window_Frames= 51
 ;
 </code>
-==== moving rms using time window ====
+=== Moving RMS using Time Window ===
-when reporting rms, it's typically stated as an rms window over a specified time interval of t.
+When reporting RMS, it's typically stated as an RMS window over a specified time interval of T.
-an example of running an rms over a 100 ms (0.1 seconds) window is achieved as:
+An example of running an RMS over a 100 ms (0.1 seconds) window is achieved as:
 <code>
-! moving rms with 100ms window
+! Moving RMS with 100ms window
-moving_rms
+Moving_RMS
-/signal_types=analog
+/SIGNAL_TYPES=ANALOG
-/signal_names=emg1+emg2+emg3
+/SIGNAL_NAMES=EMG1+EMG2+EMG3
-/signal_folder=processed
+/SIGNAL_FOLDER=PROCESSED
-! /result_suffix=
+! /RESULT_SUFFIX=
-/result_folder=rms
+/RESULT_FOLDER=RMS
-/num_window_frames= ( 0.1*parameter::analog::rate ) + 1
+/NUM_WINDOW_FRAMES= ( 0.1*PARAMETER::ANALOG::RATE ) + 1
 ;
 </code>
-===== using the moving_rms command to process emg data =====
+==== Using the Moving_RMS Command to Process EMG Data ====
-an example of "putting it all together". first the signal is highpass filtered to remove the dc offset, then lowpass filtered and finally rectified:
+An example of "putting it all together". First the signal is Highpass filtered to remove the DC offset, then lowpass filtered and finally rectified:
 <code>
-! apply a high pass filter with 50 hz cutoff
+! Apply a high pass filter with 50 Hz cutoff
-highpass_filter
+Highpass_Filter
-/signal_types=analog
+/Signal_Types=ANALOG
-/signal_names=emg1+emg2+emg3
+/SIgnal_Names=EMG1+EMG2+EMG3
-/signal_folder=original
+/Signal_Folder=ORIGINAL
-! /result_suffix=
+! /Result_Suffix=
-! /result_folder=processed
+! /Result_Folder=PROCESSED
-! /filter_class=butterworth
+! /Filter_Class=BUTTERWORTH
-/frequency_cutoff= 50
+/Frequency_Cutoff= 50
-/num_reflected= 0
+/Num_Reflected= 0
-/total_buffer_size=100
+/Total_Buffer_Size=100
-/num_bidirectional_passes=1
+/Num_Bidirectional_Passes=1
 ;
-! apply a low pass filter with 500 hz cutoff
+! Apply a low pass filter with 500 Hz cutoff
-lowpass_filter
+Lowpass_Filter
-/signal_types=analog
+/Signal_Types=ANALOG
-/signal_names=emg1+emg2+emg3
+/SIgnal_Names=EMG1+EMG2+EMG3
-/signal_folder=processed
+/Signal_Folder=PROCESSED
-! /result_suffix=
+! /Result_Suffix=
-! /result_folder=processed
+! /Result_Folder=PROCESSED
-! /filter_class=butterworth
+! /Filter_Class=BUTTERWORTH
-/frequency_cutoff= 500
+/Frequency_Cutoff= 500
-/num_reflected= 0
+/Num_Reflected= 0
-/total_buffer_size=100
+/Total_Buffer_Size=100
-/num_bidirectional_passes=1
+/Num_Bidirectional_Passes=1
 ;
-! moving rms with 100ms window
+! Moving RMS with 100ms window
-moving_rms
+Moving_RMS
-/signal_types=analog
+/SIGNAL_TYPES=ANALOG
-/signal_names=emg1+emg2+emg3
+/SIGNAL_NAMES=EMG1+EMG2+EMG3
-/signal_folder=processed
+/SIGNAL_FOLDER=PROCESSED
-! /result_suffix=
+! /RESULT_SUFFIX=
-/result_folder=rms
+/RESULT_FOLDER=RMS
-/num_window_frames= ( 0.1*parameter::analog::rate ) + 1
+/NUM_WINDOW_FRAMES= ( 0.1*PARAMETER::ANALOG::RATE ) + 1
 ;
 </code>
-[[visual3d:documentation:emg:filtering:emg_envelope|if you are using a version of visual3d older than 4.94, you can use the example here.]]
+[[Visual3D:Documentation:EMG:Filtering:EMG_Envelope|If you are using a version of Visual3D older than 4.94, you can use the example here.]]