1775 search results - page 317 / 355 » Language-modeling kernel based approach for information retr... |
121
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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...
GI
2005
Springer
15 years 5 months ago
2005
Springer
: A distributed service to model and control contextual information in mobile and ubiquitous computing environments is presented in this paper. We introduce the general user model ...
102
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DSS
2006
14 years 12 months ago
2006
There has been a tremendous growth in the amount of information and resources on the World Wide Web that are useful to researchers and practitioners in science domains. While the ...
WSDM
2010
ACM
15 years 9 months ago
2010
ACM
This article describes an application of the partially observable Markov (POM) model to the analysis of a large scale commercial web search log. Mathematically, POM is a variant o...
HPDC
2007
IEEE
15 years 6 months ago
2007
IEEE
The proprietary nature of existing Content Delivery Networks (CDNs) means they are closed and do not naturally cooperate, resulting in “islands” of CDNs. Finding ways for dist...