text: _base_ = [
      '../_base_/models/cascade_rcnn_r50_fpn.py',
      '../_base_/datasets/coco_detection.py',
      '../_base_/schedules/schedule_1x.py', '../_base_/default_runtime.py'
  ]
  
  model = dict(
      backbone=dict(
          type='DetectoRS_ResNet',
          conv_cfg=dict(type='ConvAWS'),
          sac=dict(type='SAC', use_deform=True),
          stage_with_sac=(False, True, True, True)))