core.py 文件源码

def normalize_result(webcam, idcard):
    diff_correy = cv2.norm(settings.COREY_MATRIX, idcard, cv2.NORM_L2)
    diff_wilde = cv2.norm(settings.WILDE_MATRIX, idcard, cv2.NORM_L2)
    diff_min = diff_correy if diff_correy < diff_wilde else diff_wilde
    diff = cv2.norm(webcam, idcard, cv2.NORM_L2)
    score = float(diff) / float(diff_min)
    percentage = (1.28 - score * score * score) * 10000 / 128
    return {
        'percentage': percentage,
        'score': score,
        'message': utils.matching_message(score)
    }