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» Vague Transformations in Information Retrieval
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SCCC
1997
IEEE
14 years 4 days ago
Reactive Ranking for Cooperative Databases
A cooperative database allows the user to specify approximate or vague query conditions. A vague query requires the database system to rank the retrieved answers according to thei...
Berthier A. Ribeiro-Neto, Guilherme T. de Assis
SIGMOD
2007
ACM
111views Database» more  SIGMOD 2007»
14 years 8 months ago
Query relaxation using malleable schemas
In contrast to classical databases and IR systems, real-world information systems have to deal increasingly with very vague and diverse structures for information management and s...
Xuan Zhou, Julien Gaugaz, Wolf-Tilo Balke, Wolfgan...
ERCIMDL
2000
Springer
109views Education» more  ERCIMDL 2000»
13 years 11 months ago
CAP7: Searching and Browsing in Distributed Document Collections
Abstract. This paper describes CAP7, a system for searching and browsing in distributed document (metadata) collections. The system architecture is similar to Harvest, comprising g...
Norbert Fuhr, Kai Großjohann, Stefan Kokkeli...
IRFC
2010
Springer
13 years 5 months ago
An Information Retrieval Model Based on Discrete Fourier Transform
Abstract. Information Retrieval (IR) systems combine a variety of techniques stemming from logical, vector-space and probabilistic models. This variety of combinations has produced...
Alberto Costa, Massimo Melucci
ACISICIS
2008
IEEE
14 years 2 months ago
A Solution Framework on Fundamentals in Model Transformation
Yucong Duan, Kyo-Chul Kang, Yuqing Gu