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VLDB
1998
ACM
180views Database» more  VLDB 1998»
15 years 1 months ago
nD-SQL: A Multi-Dimensional Language for Interoperability and OLAP
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
Frédéric Gingras, Laks V. S. Lakshma...
93
Voted
DOLAP
2005
ACM
14 years 11 months ago
A relevance-extended multi-dimensional model for a data warehouse contextualized with documents
Current data warehouse and OLAP technologies can be applied to analyze the structured data that companies store in their databases. The circumstances that describe the context ass...
Juan Manuel Pérez, Rafael Berlanga Llavori,...
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
15 years 9 months ago
ARCube: supporting ranking aggregate queries in partially materialized data cubes
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
Tianyi Wu, Dong Xin, Jiawei Han
ICPPW
2006
IEEE
15 years 3 months ago
Multidimensional Dataflow-based Parallelization for Multimedia Instruction Set Extensions
In retargeting loop-based code for multimedia instruction set extensions, a critical issue is that vector data types of mixed precision within a loop body complicate the paralleli...
Lewis B. Baumstark Jr., Linda M. Wills
KDD
2007
ACM
335views Data Mining» more  KDD 2007»
15 years 10 months ago
Detecting changes in large data sets of payment card data: a case study
An important problem in data mining is detecting changes in large data sets. Although there are a variety of change detection algorithms that have been developed, in practice it c...
Chris Curry, Robert L. Grossman, David Locke, Stev...