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SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
We describe a method for applying parsimonious language models to re-estimate the term probabilities assigned by relevance models. We apply our method to six topic sets from test ...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Collaborative tagging used in online social content systems is naturally characterized by many synonyms, causing low precision retrieval. We propose a mechanism based on user pref...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
We introduce a grocery retrieval system that maps shopping lists written in natural language into actual products in a grocery store. We have developed the system using nine month...
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SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Over the years, the notion of concept relatedness has attracted considerable attention. A variety of approaches, based on ontology structure, information content, association, or ...
SIGIR
2008
ACM
14 years 10 months ago
2008
ACM
Passages can be hidden within a text to circumvent their disallowed transfer. Such release of compartmentalized information is of concern to all corporate and governmental organiz...