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» Approaches to Robust and Web Retrieval
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CIKM
2009
Springer
14 years 3 months ago
Easiest-first search: towards comprehension-based web search
Although Web search engines have become information gateways to the Internet, for queries containing technical terms, search results often contain pages that are difficult to be ...
Makoto Nakatani, Adam Jatowt, Katsumi Tanaka
CIKM
2009
Springer
14 years 1 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...
IJCAI
2003
13 years 10 months ago
Intelligent Multimedia Indexing and Retrieval through Multi-source Information Extraction and Merging
This paper reports work on automated meta-data creation for multimedia content. The approach results in the generation of a conceptual index of the content which may then be searc...
Jan Kuper, Horacio Saggion, Hamish Cunningham, Thi...
IR
2010
13 years 7 months ago
Gradient descent optimization of smoothed information retrieval metrics
Abstract Most ranking algorithms are based on the optimization of some loss functions, such as the pairwise loss. However, these loss functions are often different from the criter...
Olivier Chapelle, Mingrui Wu
ACSC
2004
IEEE
14 years 19 days ago
In-Place versus Re-Build versus Re-Merge: Index Maintenance Strategies for Text Retrieval Systems
Indexes are the key technology underpinning efficient text search. A range of algorithms have been developed for fast query evaluation and for index creation, but update algorithm...
Nicholas Lester, Justin Zobel, Hugh E. Williams