Graph Spectral Image Processing

被引:161
|
作者
Cheung, Gene [1 ]
Magli, Enrico [2 ]
Tanaka, Yuichi [3 ,4 ]
Ng, Michael K. [5 ]
机构
[1] Natl Inst Informat, Tokyo 1018430, Japan
[2] Politecn Torino, Dept Elect & Telecommun, Turin, Italy
[3] Tokyo Univ Agr & Technol, Grad Sch BASE, Koganei, Tokyo 1848588, Japan
[4] Japan Sci & Technol Agcy, PRESTO, Kawaguchi, Saitama 3320012, Japan
[5] Hong Kong Baptist Univ, Dept Math, Kowloon Tong, Hong Kong, Peoples R China
基金
日本学术振兴会; 日本科学技术振兴机构;
关键词
Graph signal processing; image processing; LEVEL SET METHOD; LAPLACIAN REGULARIZATION; ENERGY MINIMIZATION; FOURIER-TRANSFORM; WEIGHTED GRAPHS; ACTIVE CONTOURS; NONLOCAL IMAGE; NYSTROM METHOD; SPARSE; COMPRESSION;
D O I
10.1109/JPROC.2018.2799702
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Recent advent of graph signal processing (GSP) has spurred intensive studies of signals that live naturally on irregular data kernels described by graphs (e.g., social networks, wireless sensor networks). Though a digital image contains pixels that reside on a regularly sampled 2-D grid, if one can design an appropriate underlying graph connecting pixels with weights that reflect the image structure, then one can interpret the image (or image patch) as a signal on a graph, and apply GSP tools for processing and analysis of the signal in graph spectral domain. In this paper, we overview recent graph spectral techniques in GSP specifically for image/video processing. The topics covered include image compression, image restoration, image filtering, and image segmentation.
引用
收藏
页码:907 / 930
页数:24
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