_BASE_: [ '../datasets/roadsign_voc.yml', '../runtime.yml', '_base_/optimizer_40e.yml', '_base_/yolov3_mobilenet_v1.yml', '_base_/yolov3_reader.yml', ] pretrain_weights: https://paddledet.bj.bcebos.com/models/yolov3_mobilenet_v1_270e_coco.pdparams weights: output/yolov3_mobilenet_v1_roadsign/model_final YOLOv3Loss: ignore_thresh: 0.7 label_smooth: true