All functions

angle()

Angle of a track object.

assess()

Assess track quality.

chemotaxis_index()

Calculate the mean chemotaxis index of a track object.

directional_persistence()

Calculate the mean directional_persistence of a track object.

directionality()

Directionality of a track object.

displace()

Add spatial displacement per frame for each track object

distance()

Distance traveled and integrated distance traveled of a track object.

forward_migration_index()

Compute the forward migration index of a tracked object

lifetime()

Lifetime of a track object.

mean_position()

Get mean position

mean_squared_displacement()

Mean squared displacement of a track object.

plot_windrose()

Windrose style plot

sector_analysis()

perform sector analysis and label each track according to its direction of movement.

speed()

Calculate speed for each track object in each frame

summarize_sectors()

Summarize sector analysis per experiment

track()

Compute track statistics

valid_observation_time()

calculate valid observation time as sum of the length of all valid tracks divided by the sum of the length of all tracks

validate_tracks()

Identify valid tracks. Valid tracks are defined as tracks with a life time longer then a predefined value.