Feature name	Feature group	Definition
ang1e_nose_neck_tail	Joint angle	Angle formed by the nose, neck and tail base key points.
ang1e_to_center	Joint angle	Angle formed by the nose and neck key points and the center of the open field arena.
dist_to_center	Distance to frame points	The distance from the nose key point to the center of the open field arena.
max_jitter	Speed	The maximum Euclidean distance traveled by any key point on the animal’s body from frame t to frame t+1.
mean_jitter	Speed	The across key points average of the Euclidean distance traveled by each key point from frame t to frame t+1.