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BTW
2005
Springer
113views Database» more  BTW 2005»
14 years 1 months ago
A Learning Optimizer for a Federated Database Management System
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
Stephan Ewen, Michael Ortega-Binderberger, Volker ...
CIKM
2007
Springer
13 years 11 months ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
IUI
2003
ACM
14 years 26 days ago
Adapting to the user's internet search strategy on small devices
World Wide Web search engines typically return thousands of results to the users. To avoid users browsing through the whole list of results, search engines use ranking algorithms ...
Jean-David Ruvini
ERCIMDL
2007
Springer
110views Education» more  ERCIMDL 2007»
14 years 1 months ago
Annotation-Based Document Retrieval with Probabilistic Logics
Annotations are an important part in today’s digital libraries and Web information systems as an instrument for interactive knowledge creation. Annotation-based document retrieva...
Ingo Frommholz
ISMIR
2004
Springer
141views Music» more  ISMIR 2004»
14 years 29 days ago
MusicAustralia: towards a national music information infrastructure
MusicAustralia is a national music discovery service, developed by the National Library of Australia and ScreenSound Australia, National Film and Sound Archive. The service aims t...
Robyn Holmes, Marie-Louise Ayres