Function load_digits

官方samples/digits.py:56–61

(fn)

    return cells

def load_digits(fn):
    print('loading "%s" ...' % fn)
    digits_img = cv2.imread(fn, 0)
    digits = split2d(digits_img, (SZ, SZ))
    labels = np.repeat(np.arange(CLASS_N), len(digits)/CLASS_N)
    return digits, labels

def deskew(img):
    m = cv2.moments(img)