Dictionary training for sparse representation as generalization of K-means clustering
Recent dictionary training algorithms for sparse representation like K-SVD, MOD, and their variation are reminiscent of K-means clustering, and this letter investigates such algorithms from that viewpoint. It shows: though K-SVD is sequential like K-means, it fails to simplify to K-means by destroyi...
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Main Authors: | Sahoo, Sujit Kumar, Makur, Anamitra |
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其他作者: | School of Electrical and Electronic Engineering |
格式: | Article |
語言: | English |
出版: |
2013
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在線閱讀: | https://hdl.handle.net/10356/96655 http://hdl.handle.net/10220/9970 |
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