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» On Scalable Information Retrieval Systems
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SIGIR
2012
ACM
13 years 9 months ago
Optimizing positional index structures for versioned document collections
Versioned document collections are collections that contain multiple versions of each document. Important examples are Web archives, Wikipedia and other wikis, or source code and ...
Jinru He, Torsten Suel
SIGIR
2012
ACM
13 years 9 months ago
To index or not to index: time-space trade-offs in search engines with positional ranking functions
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
Diego Arroyuelo, Senén González, Mau...
WWW
2004
ACM
16 years 7 months ago
Liveclassifier: creating hierarchical text classifiers through web corpora
Many Web information services utilize techniques of information extraction (IE) to collect important facts from the Web. To create more advanced services, one possible method is t...
Chien-Chung Huang, Shui-Lung Chuang, Lee-Feng Chie...
LREC
2010
151views Education» more  LREC 2010»
15 years 8 months ago
Modeling Wikipedia Articles to Enhance Encyclopedic Search
Reflecting the rapid growth of science, technology, and culture, it has become common practice to consult tools on the World Wide Web for various terms. Existing search engines pr...
Atsushi Fujii
RIAO
2004
15 years 8 months ago
Ontologies as Background Knowledge to Explore Document Collections
This paper introduces a new approach to provide users with solutions to explore a domain via an information space. A key point in our approach is that information searching and ex...
Nathalie Aussenac-Gilles, Josiane Mothe