Multi-Scale Object Detection in Satellite Images Based on Improved YOLOv7

Yuhao WEI; Song HUANG; Yani HUANG

doi:10.3969/j.issn.1009-8518.2024.02.015

Journals >Spacecraft Recovery & Remote Sensing >Volume 45 >Issue 2 >Page 153 > Article

Spacecraft Recovery & Remote Sensing
Vol. 45, Issue 2, 153 (2024)

Multi-Scale Object Detection in Satellite Images Based on Improved YOLOv7

Yuhao WEI^1、2, Song HUANG^1、*, and Yani HUANG³

Author Affiliations

¹Collage of Command and Control Engineering, Army Engineering University of PLA, Nanjing 210000, China

²31678 Corps of PLA, Luzhou 646000, China

³31305 Corps of PLA, Chengdu 610000, China

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DOI: 10.3969/j.issn.1009-8518.2024.02.015 Cite this Article

Yuhao WEI, Song HUANG, Yani HUANG. Multi-Scale Object Detection in Satellite Images Based on Improved YOLOv7[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(2): 153 Copy Citation Text

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标签	类别	训练集规模/张	评估集规模/张	测试集规模/张	数据总量/张	目标平均尺度/像素
1	船舶	950	948	1 988	3 886	167.44
2	桥梁	1 123	1 121	2 326	4 570	246.10
3	田径场	859	856	2 017	3 734	276.50
4	储油罐	1 099	1 092	2 215	4 406	125.60
5	篮球场	923	920	2 033	3 876	108.19
6	网球场	1 043	1 040	2 212	4 295	102.71
7	飞机	1 226	1 222	2 451	4 899	113.21
8	棒球场	1 007	1 004	2 022	4 033	231.61
9	港口	967	964	1 953	3 884	163.96
10	车辆	1 188	1 186	2 382	4 756	41.96
11	十字路口	903	901	2 219	4 023	220.54
12	丁字路口	1 066	1 065	2 289	4 420	198.71
13	停车场	1 241	1 237	2 480	4 958	122.85

Table 1. Information on TGRS-HRRSD data set

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模型	YOLOv7	HRCNN	Fast R-CNN+GACL-Net	Faster R-CNN+GACL-Net	YOLOv7+CNeB
飞机	96.0	82.9	83.3	90.8	98.4
船舶	68.7	57.6	75.0	88.5	86.5
储油罐	82.2	78.6	79.8	89.2	88.4
车辆	60.6	42.8	46.1	86.9	86.7
mAP	73.4	65.5	71.1	88.9	90.0

Table 2. Comparison of results on different models %

Yuhao WEI, Song HUANG, Yani HUANG. Multi-Scale Object Detection in Satellite Images Based on Improved YOLOv7[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(2): 153

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