OAB-YOLOv5: One-Anchor-Based YOLOv5 for Rotated Object Detection in Remote Sensing Images

Table 3

Comparisons between baseline method and the proposed YOLOv5m + OAB on DOTA-v1.5 test-dev (OBB task).

OBB results
Methods	Params	PL	BD	BR	GTF	SV	LV	SH	TC	BC	ST	SBF	RA	HA	SP	HC	CC	mAP
YOLOv5m	23.4 M	74.79	74.80	46.99	55.73	66.42	76.44	88.41	86.78	73.53	80.65	40.85	65.30	69.88	76.44	48.56	18.15	65.23
+OAB (without ViT)	22.4 M	79.68	77.2	46.89	53.63	66.29	75.67	88.49	90.54	76.03	78.28	46.65	62.79	67.90	77.50	45.78	22.60	65.81
+OAB (with ViT)	20.3 M	80.67	77.2	46.37	60.13	66.08	75.80	87.85	90.64	78.12	79.54	46.28	70.58	67.70	75.42	53.63	28.15	68.02

OAB: one-anchor-based method; ViT: vision transformer.