602 search results - page 23 / 121 » Representing Context Information for Document Retrieval |
SIGIR
2008
ACM
13 years 8 months ago
2008
ACM
With an explosive growth of blogs, information seeking in blogosphere becomes more and more challenging. One example task is to find the most relevant topical blogs against a give...
AAAI
2008
13 years 10 months ago
2008
Traditional information retrieval systems use query words to identify relevant documents. In difficult retrieval tasks, however, one needs access to a wealth of background knowled...
WWW
2001
ACM
14 years 8 months ago
2001
ACM
We describe a new paradigm for performing search in context. In the IntelliZap system we developed, search is initiated from a text query marked by the user in a document she view...
ICTAI
2003
IEEE
14 years 1 months ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...
AAAI
2008
13 years 10 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...