801 search results - page 26 / 161 » Estimating Likelihoods for Topic Models |
TREC
2008
15 years 2 months ago
2008
: We describe the participation of the University of Amsterdam's ILPS group in the relevance feedback track at TREC 2008. We introduce a new model which incorporates informati...
ICASSP
2008
IEEE
15 years 7 months ago
2008
IEEE
We study time delay estimation (TDE) on parallel channels with flat fading. Several models for the channel gains are considered, and for each case we present the the maximum like...
100
Voted
NIPS
2004
15 years 2 months ago
2004
First-order Markov models have been successfully applied to many problems, for example in modeling sequential data using Markov chains, and modeling control problems using the Mar...
106
Voted
ICDM
2007
IEEE
15 years 7 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...
95
Voted
WCE
2007
15 years 2 months ago
2007
—The objective of this paper is to study how algorithms of optimization affect the parametersestimation of Autoregressive AR(1)Models. In our research we have represented the AR...