296 search results - page 52 / 60 » Weighted nonnegative matrix factorization |
ICMCS
2009
IEEE
13 years 5 months ago
2009
IEEE
Online social networking sites such as Flickr and Facebook provide a diverse range of functionalities that foster online communities to create and share media content. In particul...
IFIP12
2009
13 years 5 months ago
2009
Chest radiography is a reference standard and the initial diagnostic test performed in patients who present with signs and symptoms suggesting a pulmonary infection. The most commo...
JMLR
2010
13 years 2 months ago
2010
We show how a preselection of hidden variables can be used to efficiently train generative models with binary hidden variables. The approach is based on Expectation Maximization (...
MOC
2000
13 years 7 months ago
2000
Recently Laurie presented a new algorithm for the computation of (2n+1)-point Gauss-Kronrod quadrature rules with real nodes and positive weights. This algorithm first determines a...
FOCS
2009
IEEE
14 years 2 months ago
2009
IEEE
Abstract— We consider the problem of estimating cascaded aggregates over a matrix presented as a sequence of updates in a data stream. A cascaded aggregate P ◦Q is defined by ...