code: def __init__(
      self,
      area_recall_constraint=0.7,
      area_precision_constraint=0.7,
      ev_param_ind_center_diff_thr=1,
  ):
      self.area_recall_constraint = area_recall_constraint
      self.area_precision_constraint = area_precision_constraint
      self.ev_param_ind_center_diff_thr = ev_param_ind_center_diff_thr
  
file_path: PaddleOCR/benchmark/PaddleOCR_DBNet/utils/ocr_metric/icdar2015/detection/mtwi2018.py
imports: import math
  from collections import namedtuple
  import numpy
  from shapely.geometry import Polygon
label_desc: Use image node_id 1 to create a new DetectionMTWI2018Evaluator object from inherited base classes: object with example: obj = DetectionMTWI2018Evaluator(area_recall_constraint, area_precision_constraint, ev_param_ind_center_diff_thr)