Matching Cost Aggregation-Diffusion Method Based on Region Division

Longtao Tian; Hang Wang; Penghui Bu; Yatao Yan

doi:10.3788/LOP242379

Laser & Optoelectronics Progress, Volume. 62, Issue 14, 1412001(2025)

Matching Cost Aggregation-Diffusion Method Based on Region Division

Longtao Tian^1,2, Hang Wang^1,2, Penghui Bu^1,2、*, and Yatao Yan^1,2

Author Affiliations

¹Mechanical Engineering College, Xi'an Shiyou University, Xi'an 710065, Shaanxi , China

²National Engineering Reaearch Center for Oil & Gas Drilling Equipment, Baoji 721002, Shaanxi , China

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Abstract Get PDF(in Chinese)

Figures & Tables(16)

Fig. 1. Overall flowchart of proposed algorithm

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Fig. 2. Schematic diagram of DSI

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Fig. 3. Schematic diagrams of texture area division. (a) Grayscale images; (b) texture area division results

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Fig. 4. Schematic diagram of bilateral filtering

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Fig. 5. Overall flow of cost diffusion

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Fig. 6. Process of cost optimization. (a) Filtering effects of filter; (b) schematic diagrams of cost diffusion; (c) results of cost diffusion

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Fig. 7. Schematic diagram of WTA

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Fig. 8. Parallax filling results. (a) Before parallax filling; (b) after parallax filling

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Fig. 9. Effect of threshold on false match rate. (a) Teddy; (b) Cones; (c) Art; (d) Books

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Fig. 10. Decline results of false match rates by proposed method (2001 and 2003 datasets)

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Fig. 11. Decline results of false match rates by proposed method (2005 and 2006 datasets)

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Fig. 12. Decline results of false match rates by proposed method (2014 dataset)

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Fig. 13. Comparison results of different algorithms. (a) Left images; (b) BP algorithm; (c) SGM algorithm; (d) GC-Net algorithm; (e) proposed algorithm

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Table 1. Comparison of false match rates between two methods (2001 and 2003 datasets)
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Table 1. Comparison of false match rates between two methods (2001 and 2003 datasets)
Image pair BF BF+TD
Non-occluded All Non-occluded All
Teddy 9.21 19.95 8.59 19.28
Cones 10.36 17.33 9.02 15.94
Venus 3.92 6.20 2.86 4.96

Table 2. Comparison of false match rates between two methods (2005 and 2006 datasets)

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Table 2. Comparison of false match rates between two methods (2005 and 2006 datasets)

Image pair	BF		BF+TD
Image pair	Non-occluded	All	Non-occluded	All
Art	10.01	28.49	9.45	27.41
Books	10.80	20.29	10.20	19.66
Dolls	4.36	15.42	3.97	14.54
Laundry	17.03	29.36	16.49	28.48
Moebius	10.34	20.97	9.43	19.86
Reindeer	6.74	22.31	6.22	21.83
Baby 1	4.83	13.16	4.15	12.11
Baby 2	7.88	14.62	5.30	11.80
Baby 3	12.86	23.82	12.11	22.81
Bowling 1	21.04	31.35	17.31	28.10
Bowling 2	11.82	22.56	11.03	21.66
Flowerpots	23.64	31.15	23.23	30.75
Lampshade 1	22.07	32.03	16.07	26.60
Lampshade 2	27.38	37.21	23.41	33.75
Midd 1	44.30	49.40	42.27	47.48
Midd 2	45.37	49.79	42.10	46.76
Plastic	48.03	53.95	42.29	48.89
Rocks 1	6.41	15.18	5.79	14.31
Wood 2	5.75	17.61	4.37	16.37

Table 3. Comparison of false match rates between two methods (2014 dataset)

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Table 3. Comparison of false match rates between two methods (2014 dataset)

Image pair	BF		BF+TD
Image pair	Non-occluded	All	Non-occluded	All
Adirondack	22.47	28.28	19.77	25.70
ArtL	16.43	33.25	15.57	32.03
Jadeplant	20.48	38.01	19.58	37.14
MotorcycleE	16.42	26.26	13.88	23.90
Piano	20.72	29.42	19.55	28.16
PianoL	43.75	49.63	42.92	48.69
Playroom	24.90	38.07	24.10	37.32
Playtable	33.35	40.66	31.82	39.22
PlaytableP	10.84	21.13	9.49	19.76
Recycle	10.67	17.63	8.98	15.97
Teddy	8.05	18.74	7.45	18.07
Vintage	22.07	29.43	21.49	28.87

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Longtao Tian, Hang Wang, Penghui Bu, Yatao Yan. Matching Cost Aggregation-Diffusion Method Based on Region Division[J]. Laser & Optoelectronics Progress, 2025, 62(14): 1412001

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Paper Information

Category: Instrumentation, Measurement and Metrology

Received: Dec. 5, 2024

Accepted: Feb. 4, 2025

Published Online: Jul. 2, 2025

The Author Email: Penghui Bu (230103@xsyu.edu.cn)

DOI:10.3788/LOP242379

CSTR:32186.14.LOP242379

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Comparison of false match rates between two methods (2001 and 2003 datasets)

Table 1. Comparison of false match rates between two methods (2001 and 2003 datasets)

Table 2. Comparison of false match rates between two methods (2005 and 2006 datasets)

Table 2. Comparison of false match rates between two methods (2005 and 2006 datasets)

Table 3. Comparison of false match rates between two methods (2014 dataset)

Table 3. Comparison of false match rates between two methods (2014 dataset)