Improved 3D Reconstruction Algorithm for Unmanned Aerial Vehicle Images Based on PM-MVS

Peixin He; Xiyan Sun; Yuanfa Ji; Yang Bai; Yu Chen

doi:10.3788/LOP241931

Laser & Optoelectronics Progress, Volume. 62, Issue 8, 0837009(2025)

Improved 3D Reconstruction Algorithm for Unmanned Aerial Vehicle Images Based on PM-MVS

Peixin He^1,2, Xiyan Sun^1,2,3,4, Yuanfa Ji^1,2,3, Yang Bai^1,2, and Yu Chen⁵

¹School of Information and Communicaiton (School of Integrated Circuits), Guilin University of Electronic Technology, Guilin 541004, Guangxi , China

²Guangxi Key Laboratory of Precision Navigation Technology and Application, Guilin University of Electronic Technology, Guilin 541004, Guangxi , China

³International Joint Research Laboratory of Spatio-Temporal Information and Intelligent Location Service, Guilin University of Electronic Technology, Guilin 541004, Guangxi , China

⁴Spatio-Temporal Information Technology Research Institute Co., Ltd., Guangxi Institute of Industrial Technology, Nanning 530031, Guangxi , China

⁵College of Semiconductors (College of Integrated Circuits), Hunan University, Changsha 410082, Hunan , China

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Figures & Tables(9)

Fig. 1. Flowchart of PM-MVS algorithm

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Fig. 2. Relationship between the polar line and polar plane

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Fig. 3. Flowchart of PRBCSP

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Fig. 4. Partial images of experimental datasets

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Fig. 5. Images captured by unmanned aerial vehicle and their depth map visualization results

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Fig. 6. Reconstructed point cloud models by different algorithms and their local enlarged images

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Fig. 7. Visualization results of ablation experiments on the UDD5 dataset

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Table 1. Comparison results of different algorithms on three datasets

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Table 1. Comparison results of different algorithms on three datasets

Dataset	Method	Runtime /min	Acc /mm	Comp /mm	Overall /mm	F-score （d=3 mm） /%
Cadastre	PMVS	11.30	1.51	9.13	5.32	46.22
	Colmap	50.45	3.08	5.50	4.29	66.55
	OpenMVS	13.14	4.53	3.97	4.25	69.36
	3DGS	18.65	5.07	2.68	3.87	68.04
	MCP-MVS	5.40	3.62	3.21	3.42	75.76
UDD5	PMVS	638.22	1.33	2.34	1.83	88.15
	Colmap	210.62	0.98	1.15	1.07	95.18
	OpenMVS	101.91	0.97	0.73	0.85	97.87
	3DGS	28.51	1.96	0.45	1.21	90.65
	MCP-MVS	23.58	0.91	1.01	0.96	96.68
GDS	PMVS	85.57	1.98	5.91	3.95	74.31
	Colmap	88.90	1.99	5.30	3.64	71.13
	OpenMVS	47.80	1.85	5.78	3.82	76.85
	3DGS	25.66	3.59	2.97	3.28	78.13
	MCP-MVS	21.39	1.81	4.43	3.12	79.02

Table 2. Ablation experimental results
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Table 2. Ablation experimental results
PM-MVS MC-MCC PRBCSP Runtime /min Acc /mm Comp /mm Overall /mm
√ 128.68 1.02 1.14 1.08
√ √ 117.61 0.86 0.98 0.92
√ √ 26.21 1.01 1.19 1.10
√ √ √ 23.58 0.91 1.01 0.96

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Peixin He, Xiyan Sun, Yuanfa Ji, Yang Bai, Yu Chen. Improved 3D Reconstruction Algorithm for Unmanned Aerial Vehicle Images Based on PM-MVS[J]. Laser & Optoelectronics Progress, 2025, 62(8): 0837009

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