2362 search results - page 315 / 473 » A General Language Model for Information Retrieval |
122
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
Summative evaluation methods for supervised adaptive topic tracking systems convolve the effect of system decisions on present utility with the effect on future utility. This pa...
125
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SIGIR
2005
ACM
15 years 10 months ago
2005
ACM
Non-negative Matrix Factorization (NMF, [5]) and Probabilistic Latent Semantic Analysis (PLSA, [4]) have been successfully applied to a number of text analysis tasks such as docum...
134
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HLK
2003
IEEE
15 years 9 months ago
2003
IEEE
In some applications objects are known to have nonsmooth or “jagged” edges, which are not well approximated by smooth curves. We use subdivision curves as a simple but flexib...
164
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WWW
2008
ACM
16 years 5 months ago
2008
ACM
Automatic topic discovery and tracking on web-shared videos can greatly benefit both web service providers and end users. Most of current solutions of topic detection and tracking...
155
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CIKM
2005
Springer
15 years 10 months ago
2005
Springer
This paper describes a framework for defining domain specific Feature Functions in a user friendly form to be used in a Maximum Entropy Markov Model (MEMM) for the Named Entity Re...