571 search results - page 68 / 115 » Concept-Based Feature Generation and Selection for Informati... |
177
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WWW
2003
ACM
16 years 7 months ago
2003
ACM
The web contains a wealth of product reviews, but sifting through them is a daunting task. Ideally, an opinion mining tool would process a set of search results for a given item, ...
165
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SAC
2005
ACM
15 years 12 months ago
2005
ACM
Because of name variations, an author may have multiple names and multiple authors may share the same name. Such name ambiguity affects the performance of document retrieval, web ...
163
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RECSYS
2009
ACM
16 years 24 days ago
2009
ACM
Collaborative Filtering (CF) recommendations are computed by leveraging a historical data set of users’ ratings for items. It assumes that the users’ previously recorded ratin...
168
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SIGIR
2005
ACM
15 years 12 months ago
2005
ACM
Memory-based approaches for collaborative filtering identify the similarity between two users by comparing their ratings on a set of items. In the past, the memory-based approache...
177
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KDD
2002
ACM
16 years 6 months ago
2002
ACM
Automated detection of the first document reporting each new event in temporally-sequenced streams of documents is an open challenge. In this paper we propose a new approach which...