_BASE_: [
  '../datasets/coco_detection.yml',
  '../runtime.yml',
  '_base_/retinanet_r50_fpn.yml',
  '_base_/optimizer_2x.yml',
  '_base_/retinanet_reader.yml'
]

weights: output/retinanet_r101_fpn_2x_coco/model_final
pretrain_weights: https://paddledet.bj.bcebos.com/models/pretrained/ResNet101_pretrained.pdparams

ResNet:
  depth: 101
  variant: b
  norm_type: bn
  freeze_at: 0
  return_idx: [1, 2, 3]
  num_stages: 4