基于改进RT-DETR的接触网吊弦螺栓小目标故障检测算法

顾桂梅,张新龙,赵克进

Small-target fault detection algorithm for dropper bolts in overhead catenary systems based on improved RT-DETR

Guimei GU,Xinlong ZHANG,Kejin ZHAO

表 1 改进模块消融实验结果

Tab.1 Ablation experimental results of improved modules

EfficientFormerV2 改进后的EfficientFormerV2 DySample MASAG CGB mAP@0.5/% mAP@0.5:0.95/% NP/106 Flops/109 Rf/（帧· s−1） — — — — — 93.2 62.9 20.09 29.31 12.4 √ — — — — 95.0 63.7 11.80 15.97 35.6 — √ — — — 95.3 65.5 12.17 16.39 39.1 — √ √ — — 95.6 65.2 12.02 16.01 39.7 — √ — √ — 95.4 65.4 15.36 20.53 34.6 — √ — — √ 95.8 64.8 14.92 18.95 38.9 — √ √ √ — 96.3 68.0 14.41 19.37 36.4 — √ — √ √ 97.0 69.2 13.63 17.69 33.8 — √ √ — √ 96.8 67.6 12.37 16.84 37.9 — √ √ √ √ 97.2 69.5 15.38 20.07 40.6