def scale_face(face):
    """Scale back to 0-1 range in case of normalization for plotting"""
    scaled = face - face.min()
    scaled /= scaled.max()
    return scaled


#
# Common private utilities for data fetching from the original LFW website
# local disk caching, and image decoding.
#
dataset/ETHPy150Open scikit-learn/scikit-learn/sklearn/datasets/lfw.py/scale_face/original