code: def get_intersection_over_union(pD, pG):
      return get_intersection(pD, pG) / get_union(pD, pG)
  
file_path: PaddleOCR/ppocr/data/imaug/copy_paste.py
imports: import copy
  import cv2
  import random
  import numpy
  from PIL import Image
  from shapely.geometry import Polygon
  from ppocr.data.imaug.iaa_augment import IaaAugment
  from ppocr.data.imaug.random_crop_data import is_poly_outside_rect
  from tools.infer.utility import get_rotate_crop_image
label_desc: Use image node_id 2 for calling a global function with example usage: get_intersection_over_union(pD, pG) and returns: unknown