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» A General Language Model for Information Retrieval
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ECIR
2004
Springer
15 years 5 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
15 years 9 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
15 years 9 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...
WSDM
2010
ACM
265views Data Mining» more  WSDM 2010»
16 years 1 months ago
Data-oriented Content Query System: Searching for Data into Text on the Web
As the Web provides rich data embedded in the immense contents inside pages, we witness many ad-hoc efforts for exploiting fine granularity information across Web text, such as We...
Kevin Chen-Chuan Chang, Mianwei Zhou, Tao Cheng
IR
2007
15 years 3 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...