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» Corpus structure, language models, and ad hoc information re...
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SIGIR
2008
ACM
13 years 5 months ago
A general optimization framework for smoothing language models on graph structures
Recent work on language models for information retrieval has shown that smoothing language models is crucial for achieving good retrieval performance. Many different effective smo...
Qiaozhu Mei, Duo Zhang, ChengXiang Zhai
INEX
2007
Springer
13 years 12 months ago
The Garnata Information Retrieval System at INEX'07
This paper exposes the results of our participation at INEX’07 in the AdHoc track and the comparison of these results with respect to the ones obtained last year. Three runs were...
Luis M. de Campos, Juan M. Fernández-Luna, ...
TREC
2001
13 years 7 months ago
Retrieving Web Pages Using Content, Links, URLs and Anchors
For this year's web track, we concentrated on the entry page finding task. For the content-only runs, in both the ad-hoc task and the entry page finding task, we used an infor...
Thijs Westerveld, Wessel Kraaij, Djoerd Hiemstra
TREC
1994
13 years 7 months ago
Indexing Structures Derived from Syntax in TREC-3: System Description
: This paper describes an approach to information retrieval based on a syntactic analysis of the document texts and user queries, and from that analysis, the construction of tree s...
Alan F. Smeaton, Ruairi O'Donnell, Fergus Kelledy
CIKM
2003
Springer
13 years 11 months ago
Statistical transliteration for english-arabic cross language information retrieval
Out of vocabulary (OOV) words are problematic for cross language information retrieval. One way to deal with OOV words when the two languages have different alphabets, is to trans...
Nasreen Abdul Jaleel, Leah S. Larkey