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ICASSP
2010
IEEE
15 years 4 months ago
Direct importance estimation with probabilistic principal component analyzers
The importance estimation problem (estimating the ratio of two probability density functions) has recently gathered a great deal of attention for use in various applications, e.g....
Makoto Yamada, Masashi Sugiyama, Gordon Wichern
161
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JCB
2002
74views more  JCB 2002»
15 years 4 months ago
Using Substitution Matrices to Estimate Probability Distributions for Biological Sequences
Accurately estimating probabilities from observations is important for probabilistic-based approaches to problems in computational biology. In this paper we present a biologically...
Eleazar Eskin, William Stafford Noble, Yoram Singe...
ICASSP
2011
IEEE
14 years 8 months ago
Multi-source TDOA estimation using SNR-based angular spectra
This paper deals with the localization of multiple sources from two-channel mixtures recorded in a reverberant environment. We introduce new angular spectrum-based methods relying...
Charles Blandin, Emmanuel Vincent, Alexey Ozerov
TRECVID
2007
15 years 5 months ago
ENST/UOB/LU@TRECVID2007 HIGH LEVEL FEATURE EXTRACTION USING 2-LEVEL PIECEWISE GMM
We describe a high level feature extraction system for video. Video sequences are modeled using Gaussian Mixture Models. We have used those models in the past to segment video seq...
George Yazbek, Georges Kfoury, Gabriel Alam, Chafi...
129
Voted
HICSS
2008
IEEE
308views Biometrics» more  HICSS 2008»
15 years 11 months ago
The 8C Framework as a Reference Model for Collaborative Value Webs in the Context of Web 2.0
After a decade of innovations and advancement in Internet technologies (roughly from early 1990s to early 2000s), the first generation of Web-based
T. Andrew Yang, Dan J. Kim, Vishal Dhalwani, Tri K...