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» Linguistic Knowledge can Improve Information Retrieval
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SIGIR
2009
ACM
15 years 4 months ago
Predicting user interests from contextual information
Search and recommendation systems must include contextual information to effectively model users’ interests. In this paper, we present a systematic study of the effectiveness of...
Ryen W. White, Peter Bailey, Liwei Chen
ICDE
2000
IEEE
161views Database» more  ICDE 2000»
15 years 1 months ago
Efficient Query Refinement in Multimedia Databases
Increasing application demands are pushing database management systems (DBMSs) towards providing adequate and efficient support for content-based retrieval over multimedia objects...
Kaushik Chakrabarti, Kriengkrai Porkaew, Sharad Me...
ESA
1995
Springer
127views Algorithms» more  ESA 1995»
15 years 1 months ago
Optimized Binary Search and Text Retrieval
We present an algorithm that minimizes the expected cost of indirect binary search for data with non-constant access costs, such as disk data. Indirect binary search means that sor...
Eduardo F. Barbosa, Gonzalo Navarro, Ricardo A. Ba...
ICEIS
2009
IEEE
15 years 4 months ago
Creation and Maintenance of Query Expansion Rules
In an information retrieval system, a thesaurus can be used for query expansion, i.e. adding words to queries in order to improve recall. We propose a semi-automatic and interactiv...
Stefania Castellani, Aaron N. Kaplan, Fréd&...
DSS
2006
95views more  DSS 2006»
14 years 10 months ago
Process-driven collaboration support for intra-agency crime analysis
In law enforcement applications, there is a critical need for new tools that can facilitate efficient and effective collaboration. Through a field study, we observe that crime ana...
J. Leon Zhao, Henry H. Bi, Hsinchun Chen, Daniel D...