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VLDB
2001
ACM
86views Database» more  VLDB 2001»
15 years 9 months ago
Intelligent Rollups in Multidimensional OLAP Data
In this paper we propose a new operator for advanced exploration of large multidimensional databases. The proposed operator can automatically generalize from a specific problem c...
Gayatri Sathe, Sunita Sarawagi
PODS
2000
ACM
137views Database» more  PODS 2000»
15 years 9 months ago
Query Containment for Data Integration Systems
The problem of query containment is fundamental to many aspects of database systems, including query optimization, determining independence of queries from updates, and rewriting ...
Todd D. Millstein, Alon Y. Levy, Marc Friedman
SIGMOD
2000
ACM
137views Database» more  SIGMOD 2000»
15 years 9 months ago
LOF: Identifying Density-Based Local Outliers
For many KDD applications, such as detecting criminal activities in E-commerce, finding the rare instances or the outliers, can be more interesting than finding the common pattern...
Markus M. Breunig, Hans-Peter Kriegel, Raymond T. ...
VLDB
1997
ACM
175views Database» more  VLDB 1997»
15 years 9 months ago
STING: A Statistical Information Grid Approach to Spatial Data Mining
Spatial data mining, i.e., discovery of interesting characteristics and patterns that may implicitly exist in spatial databases, is a challenging task due to the huge amounts of s...
Wei Wang 0010, Jiong Yang, Richard R. Muntz
156
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DBPL
1993
Springer
104views Database» more  DBPL 1993»
15 years 9 months ago
Extensible Grammars for Language Specialization
A frequent dilemma in the design of a database programming language is the choice between a language with a rich set of tailored notations for schema definitions, query expression...
Luca Cardelli, Florian Matthes, Martín Abad...