83 search results - page 11 / 17 » A Multilevel Approach For Nonnegative Matrix Factorization |
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KDD
2012
ACM
13 years 2 months ago
2012
ACM
Non-negative matrix factorization (NMF) provides a lower rank approximation of a matrix. Due to nonnegativity imposed on the factors, it gives a latent structure that is often mor...
ICMCS
2007
IEEE
15 years 6 months ago
2007
IEEE
In this paper, we present a framework to analyze and summarize the temporal dynamics within personal blogs. Blog temporal dynamics are difficult to capture using a few class descr...
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STOC
1998
ACM
15 years 3 months ago
1998
ACM
We present a deterministic strongly polynomial algorithm that computes the permanent of a nonnegative n × n matrix to within a multiplicative factor of en. To this end we develop...
ICANN
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. This paper’s intention is to present a new approach for decomposing motion trajectories. The proposed algorithm is based on nonnegative matrix factorization, which is a...
IMC
2007
ACM
15 years 1 months ago
2007
ACM
We consider the problem of diagnosing performance problems in distributed system and networks given end-to-end performance measurements provided by test transactions, or probes. C...