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--- visual3d:documentation:pipeline:metric_commands:metric_compute_95confidence_ellipse [2024/06/17 17:07] – removed sgranger
+++ visual3d:documentation:pipeline:metric_commands:metric_compute_95confidence_ellipse [2025/08/27 21:56] (current) – wikisysop
@@ Line 1: / Line 1: @@
+====== Metric Compute 95Confidence Ellipse ======
+Compute the 95 % confidence ellipse in 2 or more dimensions.
+The smallest ellipse that will cover 95 % of the data points.
+Compute the area or volume of an ellipse based on PCA. Does not require all vertices to be present for all frames.
+\\
+<code>
+Metric_Compute_Trajectory_Ellipse
+/SIGNAL_TYPES=
+! /SIGNAL_FOLDER=ORIGINAL
+! /SIGNAL_NAMES=
+! /COMPONENT_SEQUENCE=
+! /RESULT_FOLDER=PROCESSED
+/RESULT_NAME=
+! /EVENT_SEQUENCE=
+! /EXCLUDE_EVENTS=
+! /START_FRAME=
+! /END_FRAME=
+;
+</code>
+\\
+[[http://www.real-statistics.com/multivariate-statistics/multivariate-normal-distribution/confidence-hyper-ellipse-eigenvalues/|For more information see]]
+Resulting Signal
+Frame 1 contains volume and average value
+Starting at frame 2
+one frame for each dimension containing the eigenvalue and eigenvector (e.g. scale and unit vector)