movement.kinematics

Description

Compute kinematic variables like velocity and acceleration.

Functions

compute_acceleration	Compute acceleration array in cartesian coordinates.
compute_displacement	Compute displacement array in cartesian coordinates.
compute_forward_vector	Compute a 2D forward vector given two left-right symmetric keypoints.
compute_head_direction_vector	Compute the 2D head direction vector given two keypoints on the head.
compute_pairwise_distances	Compute pairwise distances between individuals or keypoints.
compute_path_length	Compute the length of a path travelled between two time points.
compute_speed	Compute instantaneous speed at each time point.
compute_time_derivative	Compute the time-derivative of an array using numerical differentiation.
compute_velocity	Compute velocity array in cartesian coordinates.