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flowcatchR (version 1.6.2)

extractKinematics.traj: Calculate a set of kinematics parameters from a single trajectory

Description

The computed set of parameters include delta.x, delta.t and delta.v (displacements and instantaneous velocity), totalTime, totalDistance, distStartToEnd, curvilinearVelocity, straightLineVelocity and linearityForwardProgression, Mean Squared Displacement, velocity autocorrelation, and more

Usage

extractKinematics.traj(trajectoryset, trajectoryID, acquisitionFrequency = 30,
  scala = 50)

Arguments

trajectoryset
A TrajectorySet object
trajectoryID
The ID of a single trajectory
acquisitionFrequency
The frame rate of acquisition for the images, in milliseconds
scala
The value of micro(?)meters to which each single pixel corresponds

Value

  • A KinematicsFeatures object