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visual3d:documentation:pipeline:metric_commands:metric_compute_dft_coefficients [2024/06/14 17:27] – created sgrangervisual3d:documentation:pipeline:metric_commands:metric_compute_dft_coefficients [2025/06/20 20:09] (current) – wikisysop
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-|**Language:**|** English**  • [[index.php?title=Metric_Compute_DFT_Coefficients/fr&action=edit&redlink=1|français]] • [[index.php?title=Metric_Compute_DFT_Coefficients/it&action=edit&redlink=1|italiano]] • [[Metric_Compute_DFT_Coefficients/pt|português]] • [[index.php?title=Metric_Compute_DFT_Coefficients/es&action=edit&redlink=1|español]] ****| +====== Metric Compute DFT Coefficients ======
- +
-|===== Contents =====\\ \\ \\ \\ * [[#Pipeline_Command|1 Pipeline Command]]\\ * [[#Signal_Components|2 Signal_Components]]\\ * [[#Number_of_Frequencies|3 Number of Frequencies]]\\ * [[#Event_Sequence|4 Event_Sequence]]\\ * [[#Base_Frequency|5 Base_Frequency]]\\ * [[#Resulting_Metric_Signal|6 Resulting Metric Signal]]|+
  
 The Discrete Fourier Transform of a Signal The Discrete Fourier Transform of a Signal
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 See also [[Visual3D:Documentation:Pipeline:Metric_Commands:Metric_Compute_Power_From_DFT_Coefficients|Compute Power from DFT coefficients]] See also [[Visual3D:Documentation:Pipeline:Metric_Commands:Metric_Compute_Power_From_DFT_Coefficients|Compute Power from DFT coefficients]]
  
-[[File:ComputeDFTdialog.jpg|{{/images/8/8c/ComputeDFTdialog.jpg?448x654}}]]+{{:ComputeDFTdialog.jpg}}
  
-==== Pipeline Command ====+=== Pipeline Command ===
  
-**Metric_Compute_DFT_Coefficients**+<code> 
 +Metric_Compute_DFT_Coefficients
 /SIGNAL_TYPES= /SIGNAL_TYPES=
 ! /SIGNAL_NAMES= ! /SIGNAL_NAMES=
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 ! /RESULT_SUFFIX=_DFT ! /RESULT_SUFFIX=_DFT
 ! /RESULT_FOLDER=DFT ! /RESULT_FOLDER=DFT
-!/[[Visual3D:Documentation:C3D_Signal_Types:EVENT_LABEL_Data_Type#Event_Sequence|EVENT_SEQUENCE]]= +! /EVENT_SEQUENCE= 
-!/[[Visual3D:Documentation:C3D_Signal_Types:EVENT_LABEL_Data_Type#Exclude_Events|EXCLUDE_EVENTS]]=+! /EXCLUDE_EVENTS=
 ! /START_FRAME= ! /START_FRAME=
 ! /END_FRAME= ! /END_FRAME=
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 ! /BASE_FREQUENCY= ! /BASE_FREQUENCY=
 /NUM_FREQUENCIES=4 /NUM_FREQUENCIES=4
-**;** +; 
-==== Signal_Components ====+</code> 
 + 
 +=== Signal_Components ===
  
 Each component of the signal will generate a metric signal containing the coefficients for that component of the signal. Each component of the signal will generate a metric signal containing the coefficients for that component of the signal.
  
-==== Number of Frequencies ====+=== Number of Frequencies ===
  
 The parameter Num_Frequencies determines the number of coefficients that will be stored in the resulting metric signal. The parameter Num_Frequencies determines the number of coefficients that will be stored in the resulting metric signal.
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 where the Maximum Number of Frequencies = 0.5*DataRate; where the Maximum Number of Frequencies = 0.5*DataRate;
  
-==== Event_Sequence ====+=== Event_Sequence ===
  
 The [[Visual3D:Documentation:C3D_Signal_Types:EVENT_LABEL_Data_Type#Event_Sequence|Event Sequence and Exclude_Sequence]] define the range of frames used to compute the DFT coefficients The [[Visual3D:Documentation:C3D_Signal_Types:EVENT_LABEL_Data_Type#Event_Sequence|Event Sequence and Exclude_Sequence]] define the range of frames used to compute the DFT coefficients
  
-==== Base_Frequency ====+=== Base_Frequency ===
  
 If BASE_FREQUENCY is empty, If BASE_FREQUENCY is empty,
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 Frequency= Numerical value or Expression Frequency= Numerical value or Expression
-==== Resulting Metric Signal ====+=== Resulting Metric Signal ===
  
 The metric signal is stored as follows (Base_Frequency, p0, p1, p2, p3, p4, ....) The metric signal is stored as follows (Base_Frequency, p0, p1, p2, p3, p4, ....)
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 see also : [[Visual3D:Documentation:Pipeline:Metric_Commands:Metric_Compute_Power_From_DFT_Coefficients|Metric_Compute_Power_From_DFT_Coefficients]] see also : [[Visual3D:Documentation:Pipeline:Metric_Commands:Metric_Compute_Power_From_DFT_Coefficients|Metric_Compute_Power_From_DFT_Coefficients]]
  
- 
-Retrieved from "" 
  
  
visual3d/documentation/pipeline/metric_commands/metric_compute_dft_coefficients.1718386054.txt.gz · Last modified: 2024/06/14 17:27 by sgranger