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09/07/2021
Refinement of Hottopixx and its Postprocessing
Hottopixx, proposed by Bittorf et al. at NIPS 2012, is an algorithm for ...
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12/06/2019
Improved Analysis of Spectral Algorithm for Clustering
Spectral algorithms are graph partitioning algorithms that partition a n...
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05/11/2018
Convex Programming Based Spectral Clustering
Clustering is a fundamental task in data analysis, and spectral clusteri...
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10/01/2017
Efficient Preconditioning for Noisy Separable NMFs by Successive Projection Based Low-Rank Approximations
The successive projection algorithm (SPA) can quickly solve a nonnegativ...
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06/28/2015
Robustness Analysis of Preconditioned Successive Projection Algorithm for General Form of Separable NMF Problem
The successive projection algorithm (SPA) has been known to work well fo...
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03/05/2015
Spectral Clustering by Ellipsoid and Its Connection to Separable Nonnegative Matrix Factorization
This paper proposes a variant of the normalized cut algorithm for spectr...
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09/23/2013