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IPM
2006
83views more  IPM 2006»
14 years 13 days ago
A risk minimization framework for information retrieval
This paper presents a probabilistic information retrieval framework in which the retrieval problem is formally treated as a statistical decision problem. In this framework, querie...
ChengXiang Zhai, John D. Lafferty
DEXA
2007
Springer
131views Database» more  DEXA 2007»
14 years 6 months ago
Improving Semantic Query Answering
The retrieval problem is one of the main reasoning tasks for knowledge base systems. Given a knowledge base K and a concept C, the retrieval problem consists of finding all indivi...
Norbert Kottmann, Thomas Studer