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WSDM
2009
ACM
198views Data Mining» more  WSDM 2009»
14 years 3 months ago
Measuring the similarity between implicit semantic relations using web search engines
Measuring the similarity between implicit semantic relations is an important task in information retrieval and natural language processing. For example, consider the situation whe...
Danushka Bollegala, Yutaka Matsuo, Mitsuru Ishizuk...
ICML
2006
IEEE
14 years 9 months ago
Pachinko allocation: DAG-structured mixture models of topic correlations
Latent Dirichlet allocation (LDA) and other related topic models are increasingly popular tools for summarization and manifold discovery in discrete data. However, LDA does not ca...
Wei Li, Andrew McCallum
SIGIR
1998
ACM
14 years 1 months ago
Improving Automatic Query Expansion
Most casual users of IR systems type short queries. Recent research has shown that adding new words to these queries via adhoc feedback improves the retrieval e ectiveness of such ...
Mandar Mitra, Amit Singhal, Chris Buckley
CLEF
2008
Springer
13 years 10 months ago
UJM at ImageCLEFwiki 2008
This paper reports our multimedia information retrieval experiments carried out for the ImageCLEF track (ImageCLEFwiki). The task is to answer to user information needs, i.e. quer...
Christophe Moulin, Cécile Barat, Mathias G&...
EACL
2006
ACL Anthology
13 years 10 months ago
A Two-Stage Approach to Retrieving Answers for How-To Questions
This paper addresses the problem of automatically retrieving answers for how-to questions, focusing on those that inquire about the procedure for achieving a specific goal. For su...
Ling Yin