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RIAO
2007
13 years 11 months ago
Using Markov Chains to Exploit Word Relationships in Information Retrieval
Document expansion and query expansion aim to add related terms into document and query representations in order to make them more complete. However, most previous studies are lim...
Guihong Cao, Jian-Yun Nie, Jing Bai
WEBI
2009
Springer
14 years 4 months ago
Query Suggestion by Query Search: A New Approach to User Support in Web Search
Abstract—This paper introduces and analyzes a new approach to query suggestion. After the user issues a query q0, for every document retrieved in a certain rank range [Θ1, Θ2],...
Shen Jiang, Sandra Zilles, Robert C. Holte
NAACL
2004
13 years 11 months ago
Comparison of two interactive search refinement techniques
The paper presents two approaches to interactively refining user search formulations and their evaluation in the new High Accuracy Retrieval from Documents (HARD) track of TREC-12...
Olga Vechtomova, Murat Karamuftuoglu
ICDAR
2011
IEEE
12 years 9 months ago
Math Spotting: Retrieving Math in Technical Documents Using Handwritten Query Images
—A method for locating mathematical expressions in document images without the use of optical character recognition is presented. An index of document regions is produced from re...
Richard Zanibbi, Li Yu
ICDE
2008
IEEE
132views Database» more  ICDE 2008»
14 years 11 months ago
The Space Complexity of Processing XML Twig Queries Over Indexed Documents
Abstract-- Current twig join algorithms incur high memory costs on queries that involve child-axis nodes. In this paper we provide an analytical explanation for this phenomenon. In...
Mirit Shalem, Ziv Bar-Yossef