5107 search results - page 778 / 1022 » Data Mining and Information Retrieval |
193
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WWW
2011
ACM
15 years 1 months ago
2011
ACM
We investigate the problem of learning to rank for document retrieval from the perspective of learning with multiple objective functions. We present solutions to two open problems...
158
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
In this paper, targeting del.icio.us tag data, we propose a method, FolksoViz, for deriving subsumption relationships between tags by using Wikipedia texts, and visualizing a folk...
135
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WWW
2006
ACM
16 years 7 months ago
2006
ACM
By supplying different versions of a web page to search engines and to browsers, a content provider attempts to cloak the real content from the view of the search engine. Semantic...
192
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WWW
2010
ACM
16 years 1 months ago
2010
ACM
PageRank computes the importance of each node in a directed graph under a random surfer model governed by a teleportation parameter. Commonly denoted alpha, this parameter models ...
154
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RECSYS
2009
ACM
16 years 1 months ago
2009
ACM
We examine the case of over-specialization in recommender systems, which results from returning items that are too similar to those previously rated by the user. We propose Outsid...