Image data types and what they mean — skimage v0.19.2 docs
Image data types and what they mean. In skimage, images are simply numpy arrays, which support a variety of data types 1, i.e. “dtypes”. To avoid distorting image intensities (see Rescaling intensity values ), we assume that images use the following dtype ranges: Note that float images should be restricted to the range -1 to 1 even though ...