canvas = canvas * (self.thresh_max - self.thresh_min) + self.thresh_min # 可视化代码 import os canvas = cv2.cvtColor(np.array(canvas)*255, cv2.COLOR_GRAY2BGR) cv2.imwrite('/data/PaddleOCR2.5/temp_border_map/' + os.path.basename(data['img_path']), canvas) import shutil shutil.copy...