Binocular stereo matching algorithm based on MST cost aggregation

被引:12
作者
Zhang, Jian [1 ]
Zhang, Yan [2 ]
Wang, Cong [1 ]
Yu, Huilong [1 ]
Qin, Cui [1 ]
机构
[1] Nanjing Inst Technol, Sch Informat & Commun Engn, Nanjing 211167, Peoples R China
[2] Swissgrid Ltd, Short Term Network Modelling, Bleichemattstr 31, CH-5001 Aarau, Switzerland
关键词
binocular vision; stereo matching; cost aggregation; minimum spanning tree;
D O I
10.3934/mbe.2021160
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
For common binocular stereo matching algorithms in computer vision, it is not easy to obtain high precision and high matching speed at the same time. In this paper, an improved binocular stereo matching algorithm based on Minimum Spanning Tree (MST) cost aggregation is proposed. Firstly, the performance of the parallel algorithm can be improved by reducing the height of the tree. Then, an improved Root to Leaf (L2R) cost aggregation algorithm is proposed. By combining stereo matching technology with parallel computing technology, the above method can realize synchronous parallel computing at the algorithm level. Experimental results show that the improved algorithm has high accuracy and high matching speed for binocular stereo vision.
引用
收藏
页码:3215 / 3226
页数:12
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