trackpy.plot_displacements¶
- trackpy.plot_displacements(t, frame1, frame2, scale=1, ax=None, pos_columns=None, **kwargs)¶
Plot arrows showing particles displacements between two frames.
- Parameters:
- tDataFrame
trajectories, including columns ‘frame’ and ‘particle’
- frame1integer
frame number
- frame2integer
frame number
- scalefloat
scale factor, if 1 (default) then arrow end is placed at particle destination; if any other number arrows are rescaled
- pos_columnslist of strings, optional
Dataframe column names for spatial coordinates. Default is [‘x’, ‘y’].
- axmatplotlib axes (optional)
Notes
Any other keyword arguments will pass through to matplotlib’s annotate.