327 search results - page 7 / 66 » Density Estimation by Mixture Models with Smoothing Priors |
ICDM
2007
IEEE
14 years 2 months ago
2007
IEEE
Probabilistic latent semantic indexing (PLSI) represents documents of a collection as mixture proportions of latent topics, which are learned from the collection by an expectation...
SIGIR
2002
ACM
13 years 8 months ago
2002
ACM
The optimal settings of retrieval parameters often depend on both the document collection and the query, and are usually found through empirical tuning. In this paper, we propose ...
ICPR
2010
IEEE
13 years 8 months ago
2010
IEEE
—In this paper we propose an approach for the problem of single channel source separation of speech and music signals. Our approach is based on representing each source’s power...
CAS
2007
13 years 8 months ago
2007
Today, with the advances of computer storage and technology, there are huge datasets available, offering an opportunity to extract valuable information. Probabilistic approaches ...
IVC
2010
13 years 7 months ago
2010
In this paper we propose a Gaussian-kernel-based online kernel density estimation which can be used for applications of online probability density estimation and online learning. ...