SNR.py 文件源码

def getBackgroundLevel(img):
    # seems to be best one according of no-ref bg comparison
    # as done for SNR article in BEDRICH2016 JPV
    # return median_filter(img[10:-10:10,10:-10:10],7).min() #lest approach -
    # not good
    return cdf(median_filter(img[10:-10:10, 10:-10:10], 3), 0.01)
#     return cdf(img[10:-10:10,10:-10:10],0.02)