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» Substring Selectivity Estimation
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SIGMOD
1999
ACM
125views Database» more  SIGMOD 1999»
14 years 20 days ago
Selectivity Estimation in Spatial Databases
Selectivity estimation of queries is an important and wellstudied problem in relational database systems. In this paper, we examine selectivity estimation in the context of Geogra...
Swarup Acharya, Viswanath Poosala, Sridhar Ramaswa...
DASFAA
2009
IEEE
134views Database» more  DASFAA 2009»
14 years 3 months ago
Selectivity Estimation for Exclusive Query Translation in Deep Web Data Integration
In Deep Web data integration, some Web database interfaces express exclusive predicates of the form Qe = Pi(Pi ∈ P1, P2, . . . , Pm), which permits only one predicate to be selec...
Fangjiao Jiang, Weiyi Meng, Xiaofeng Meng
ESEM
2008
ACM
13 years 10 months ago
Fit data selection for software effort estimation models
To construct a better multivariate regression model for software effort estimation, this paper proposes a method to select projects as a fit data from a given project data set bas...
Koji Toda, Akito Monden, Ken-ichi Matsumoto
ICDE
2000
IEEE
103views Database» more  ICDE 2000»
14 years 9 months ago
Distance Exponent: A New Concept for Selectivity Estimation in Metric Trees
Caetano Traina Jr., Agma J. M. Traina, Christos Fa...
VLDB
2007
ACM
151views Database» more  VLDB 2007»
14 years 8 months ago
Consistent selectivity estimation via maximum entropy
Volker Markl, Peter J. Haas, Marcel Kutsch, Nimrod...