code: def intersection_over_area(
      bbox_1: np.ndarray, bbox_2: np.ndarray
  ) -> float:
      """
      Compute the intersection over area (IoA) of two bounding boxes.
      Both bounding boxes are expected to be in torchvision format [x1, y1, x2, y2].
  
      param bbox_1: Bounding box 1 in torchvision format [x1, y1, x2, y2].
      param bbox_2: Bounding box 2 in torchvision format [x1, y2, x2, y2].
      return: The intersection over area (IoA) of the two bounding boxes.
      """
      # Calculate area of the intersection
      x_1 = max(bbox_1[0], bbox_2[0])
      y_1 = max(bbox_1[1], bbox_2[1])
      x_2 = min(bbox_1[2], bbox_2[2])
      y_2 = min(bbox_1[3], bbox_2[3])
      intersection = max(0, x_2 - x_1 + 1) * max(0, y_2 - y_1 + 1)
  
      # Calculate the area of bbox_1
      bbox_1_area = (bbox_1[2] - bbox_1[0] + 1) * (
          bbox_1[3] - bbox_1[1] + 1
      )
  
      return intersection / bbox_1_area
  
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import logging
  import math
  import os
  import shutil
  import sys
  import tarfile
  import warnings
  import zipfile
  from functools import wraps
  from inspect import signature
  from typing import TYPE_CHECKING, Callable, List, Dict, Optional, Tuple, Union
  import numpy
  import six
  from scipy.special import gammainc
  from tqdm.auto import tqdm
  from art import config
label_desc: Use image node_id 26 for calling a global function with example usage: intersection_over_area(bbox_1, bbox_2) and returns: unknown