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» Document Retrieval using a Probabilistic Knowledge Model
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RIAO
2004
13 years 8 months ago
Information retrieval on mixed written and spoken documents
While advances have been made in structuring, indexing and retrieval of multimedia documents, we propose to study the unexplored problematics of information retrieval on heterogen...
Benoît Favre, Patrice Bellot, Jean-Fran&cced...
NAACL
2004
13 years 8 months ago
Answering Definition Questions Using Multiple Knowledge Sources
Definition questions represent a largely unexplored area of question answering--they are different from factoid questions in that the goal is to return as many relevant "nugg...
Wesley Hildebrandt, Boris Katz, Jimmy J. Lin
EMNLP
2010
13 years 5 months ago
Positional Language Models for Clinical Information Retrieval
The PECO framework is a knowledge representation for formulating clinical questions. Queries are decomposed into four aspects, which are Patient-Problem (P), Exposure (E), Compari...
Florian Boudin, Jian-Yun Nie, Martin Dawes
EMNLP
2009
13 years 5 months ago
A Study on the Semantic Relatedness of Query and Document Terms in Information Retrieval
The use of lexical semantic knowledge in information retrieval has been a field of active study for a long time. Collaborative knowledge bases like Wikipedia and Wiktionary, which...
Christof Müller, Iryna Gurevych
ACSC
2006
IEEE
14 years 1 months ago
Using formal concept analysis with an incremental knowledge acquisition system for web document management
It is necessary to provide a method to store Web information effectively so it can be utilised as a future knowledge resource. A commonly adopted approach is to classify the retri...
Timothy J. Everts, Sung Sik Park, Byeong Ho Kang