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» Two-stage language models for information retrieval
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ECIR
2004
Springer
13 years 9 months ago
Applying the Divergence from Randomness Approach for Content-Only Search in XML Documents
Content-only retrieval of XML documents deals with the problem of locating the smallest XML elements that satisfy the query. In this paper, we investigate the application of a spec...
Mohammad Abolhassani, Norbert Fuhr
SIGIR
2004
ACM
14 years 1 months ago
A two-stage mixture model for pseudo feedback
Pseudo feedback is a commonly used technique to improve information retrieval performance. It assumes a few top-ranked documents to be relevant, and learns from them to improve th...
Tao Tao, ChengXiang Zhai
INEX
2004
Springer
14 years 1 months ago
Mixture Models, Overlap, and Structural Hints in XML Element Retrieval
We describe the INEX 2004 participation of the Informatics Institute of the University of Amsterdam. We completely revamped our XML retrieval system, now implemented as a mixture l...
Börkur Sigurbjörnsson, Jaap Kamps, Maart...
IR
2007
13 years 7 months ago
Modeling context through domain ontologies
Traditional information retrieval systems aim at satisfying most users for most of their searches, leaving aside the context in which the search takes place. We propose to model tw...
Nathalie Hernandez, Josiane Mothe, Claude Chrismen...
CLEF
2006
Springer
13 years 11 months ago
The University of New South Wales at GeoCLEF 2006
This paper describes our participation in the GeoCLEF monolingual English task of the Cross Language Evaluation Forum 2006. The main objective of this study is to evaluate the retr...
You-Heng Hu, Linlin Ge