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TREC
2008
15 years 7 months ago
The Impact of Positive, Negative and Topical Relevance Feedback
Abstract This document contains a description of experiments for the 2008 Relevance Feedback track. We experiment with different amounts of feedback, including negative relevance f...
Rianne Kaptein, Jaap Kamps, Djoerd Hiemstra
NDQA
2003
123views Education» more  NDQA 2003»
15 years 7 months ago
HITIQA: A Data Driven Approach to Interactive Question Answering: A Preliminary Report
HITIQA is an interactive question answering technology designed to allow intelligence analysts and other users of information systems to pose questions in natural language and obt...
Sharon Small, Nobuyuki Shimizu, Tomek Strzalkowski...
WM
2003
15 years 7 months ago
Ontologies in Cross-Language Information Retrieval
: We present an approach to using ontologies as interlingua in cross-language information retrieval in the medical domain. Our approach is based on using the Unified Medical Langu...
Martin Volk, Spela Vintar, Paul Buitelaar
IR
2000
15 years 6 months ago
Exploiting the Similarity of Non-Matching Terms at Retrieval Time
In classic InformationRetrieval systems a relevant document will not be retrieved in response to a query if the document and query representations do not share at least one term. T...
Fabio Crestani
CORR
1998
Springer
128views Education» more  CORR 1998»
15 years 5 months ago
Indexing with WordNet synsets can improve Text Retrieval
The classical, vector space model for text retrieval is shown to give better results (up to 29% better in our experiments) if WordNet synsets are chosen as the indexing space, ins...
Julio Gonzalo, Felisa Verdejo, Irina Chugur, Juan ...