_BASE_: [ 'yolov5_cspdarknet.yml', ] YOLOv5: backbone: CSPResNet neck: CustomCSPPAN yolo_head: YOLOv5Head post_process: ~ CSPResNet: layers: [3, 6, 6, 3] channels: [64, 128, 256, 512, 1024] return_idx: [1, 2, 3] use_large_stem: True CustomCSPPAN: out_channels: [768, 384, 192] stage_num: 1 block_num: 3 act: 'swish' spp: true