myimagelib.corrLib.local_df¶
- myimagelib.corrLib.local_df(img_folder, seg_length=50, winsize=50, step=25)¶
Compute local density fluctuations of given image sequence in img_folder
- Parameters
img_folder – folder containing .tif image sequence
seg_length – number of frames of each segment of video, for evaluating standard deviations
winsize – window size
step – step between adjacent windows
- Returns
dict containing ‘t’ and ‘local_df’, ‘t’ is a list of time (frame), ‘std’ is a list of 2d array with local standard deviations corresponding to ‘t’