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» Score Distributions in Information Retrieval
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SIGIR
2006
ACM
15 years 10 months ago
Mining dependency relations for query expansion in passage retrieval
Classical query expansion techniques such as the local context analysis (LCA) make use of term co-occurrence statistics to incorporate additional contextual terms for enhancing pa...
Renxu Sun, Chai-Huat Ong, Tat-Seng Chua
CIKM
2009
Springer
15 years 11 months ago
Effective and efficient structured retrieval
Search engines that support structured documents typically support structure created by the author (e.g., title, section), and may also support structure added by an annotation pr...
Le Zhao, Jamie Callan
CIKM
2009
Springer
15 years 9 months ago
Improvements that don't add up: ad-hoc retrieval results since 1998
The existence and use of standard test collections in information retrieval experimentation allows results to be compared between research groups and over time. Such comparisons, ...
Timothy G. Armstrong, Alistair Moffat, William Web...
CLEF
2000
Springer
15 years 8 months ago
ITC-irst at CLEF 2000: Italian Monolingual Track
This paper presents work on document retrieval for Italian carried out at ITC-irst. Two different approaches to information retrieval were investigated, one based on the Okapi wei...
Nicola Bertoldi, Marcello Federico
CLEF
2010
Springer
15 years 5 months ago
External and Intrinsic Plagiarism Detection Using a Cross-Lingual Retrieval and Segmentation System - Lab Report for PAN at CLEF
We present our hybrid system for the PAN challenge at CLEF 2010. Our system performs plagiarism detection for translated and non-translated externally as well as intrinsically plag...
Markus Muhr, Roman Kern, Mario Zechner, Michael Gr...