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DAWAK
2008
Springer
15 years 5 months ago
Mining Conditional Cardinality Patterns for Data Warehouse Query Optimization
Abstract. Data mining algorithms are often embedded in more complex systems, serving as the provider of data for internal decision making within these systems. In this paper we add...
Mikolaj Morzy, Marcin Krystek
SIGMOD
1994
ACM
133views Database» more  SIGMOD 1994»
15 years 8 months ago
Quickly Generating Billion-Record Synthetic Databases
: Evaluating database system performance often requires generating synthetic databases
Jim Gray, Prakash Sundaresan, Susanne Englert, Ken...
GIS
2003
ACM
16 years 5 months ago
A predictive location model for location-based services
Location-Based Services (LBSs) utilize information about users' locations through location-aware mobile devices to provide services, such as nearest features of interest, the...
Hassan A. Karimi, Xiong Liu
VLDB
2004
ACM
124views Database» more  VLDB 2004»
15 years 9 months ago
Containment of Nested XML Queries
Query containment is the most fundamental relationship between a pair of database queries: a query Q is said to be contained in a query Q if the answer for Q is always a subset of...
Xin Dong, Alon Y. Halevy, Igor Tatarinov
DOLAP
2010
ACM
15 years 1 months ago
Using ontologies to discover fact IDs
Object identification is a crucial step in most information systems. Nowadays, we have many different ways to identify entities such as surrogates, keys and object identifiers. Ho...
Alberto Abelló, Oscar Romero