样本分布 数据增强 队伍方案 Faster-RCNN+FPN+Multi-stage traing method+Scale Normalization for training+cascade RCNN Faster-RCNN+FPN+DCN+ROI Align+anchor(5:1)+OHEM(batch级别)+Soft-NMS+投票平均 Faster-RCNN+FPN+kmeans+ROIAlign+Soft-NMS Faster-RCNN+FPN+Coco预训练+multi-train/test Faster-RCNN+FPN+ROI Align+Soft-NMS+box-voting