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Bipartite Graph-based Projected Clustering with Local Region Guidance for Hyperspectral Imagery
Zhang, Yongshan1; Jiang, Guozhu1; Cai, Zhihua1; Zhou, Yicong2
2024-09
Source PublicationIEEE Transactions on Multimedia
ISSN1520-9210
Volume26Pages:9551-9563
Abstract

Hyperspectral image (HSI) clustering is challenging to divide all pixels into different clusters because of the absent labels, large spectral variability and complex spatial distribution. Anchor strategy provides an attractive solution to the computational bottleneck of graph-based clustering for large HSIs. However, most existing methods require separated learning procedures and ignore noisy as well as spatial information. In this paper, we propose a bipartite graph-based projected clustering (BGPC) method with local region guidance for HSI data. To take full advantage of spatial information, HSI denoising to alleviate noise interference and anchor initialization to construct bipartite graph are conducted within each generated superpixel. With the denoised pixels and initial anchors, projection learning and structured bipartite graph learning are simultaneously performed in a one-step learning model with connectivity constraint to directly provide clustering results. An alternating optimization algorithm is devised to solve the formulated model. The advantage of BGPC is the joint learning of projection and bipartite graph with local region guidance to exploit spatial information and linear time complexity to lessen computational burden. Extensive experiments demonstrate the superiority of the proposed BGPC over the state-of-the-art HSI clustering methods. 

KeywordHyperspectral Imagery Bipartite Graph Projected Clustering Superpixel Segmentation
DOI10.1109/TMM.2024.3394975
URLView the original
Indexed BySCIE
Language英語English
WOS Research AreaComputer Science ; Telecommunications
WOS SubjectComputer Science, Information Systems ; Computer Science, Software Engineering ; Telecommunications
WOS IDWOS:001316067500021
PublisherIEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 445 HOES LANE, PISCATAWAY, NJ 08855-4141
Scopus ID2-s2.0-85192193621
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Citation statistics
Document TypeJournal article
CollectionFaculty of Science and Technology
DEPARTMENT OF COMPUTER AND INFORMATION SCIENCE
Corresponding AuthorZhou, Yicong
Affiliation1.School of Computer Science, China University of Geosciences, Wuhan, China
2.Department of Computer and Information Science, University of Macau, Macau, China
Corresponding Author AffilicationUniversity of Macau
Recommended Citation
GB/T 7714
Zhang, Yongshan,Jiang, Guozhu,Cai, Zhihua,et al. Bipartite Graph-based Projected Clustering with Local Region Guidance for Hyperspectral Imagery[J]. IEEE Transactions on Multimedia, 2024, 26, 9551-9563.
APA Zhang, Yongshan., Jiang, Guozhu., Cai, Zhihua., & Zhou, Yicong (2024). Bipartite Graph-based Projected Clustering with Local Region Guidance for Hyperspectral Imagery. IEEE Transactions on Multimedia, 26, 9551-9563.
MLA Zhang, Yongshan,et al."Bipartite Graph-based Projected Clustering with Local Region Guidance for Hyperspectral Imagery".IEEE Transactions on Multimedia 26(2024):9551-9563.
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