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PODS
2002
ACM
167views Database» more  PODS 2002»
15 years 12 months ago
OLAP Dimension Constraints
In multidimensional data models intended for online analytic processing (OLAP), data are viewed as points in a multidimensional space. Each dimension has structure, described by a...
Carlos A. Hurtado, Alberto O. Mendelzon
VLDB
2005
ACM
196views Database» more  VLDB 2005»
15 years 5 months ago
Summarizing and Mining Inverse Distributions on Data Streams via Dynamic Inverse Sampling
Emerging data stream management systems approach the challenge of massive data distributions which arrive at high speeds while there is only small storage by summarizing and minin...
Graham Cormode, S. Muthukrishnan, Irina Rozenbaum
SIGMOD
1997
ACM
131views Database» more  SIGMOD 1997»
15 years 4 months ago
Maintenance of Data Cubes and Summary Tables in a Warehouse
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
Inderpal Singh Mumick, Dallan Quass, Barinderpal S...
KDD
2003
ACM
149views Data Mining» more  KDD 2003»
16 years 6 days ago
Knowledge-based data mining
We describe techniques for combining two types of knowledge systems: expert and machine learning. Both the expert system and the learning system represent information by logical d...
Søren Damgaard, Sholom M. Weiss, Shubir Kap...
P2PKM
2004
15 years 1 months ago
Merging G-Grid P2P Systems While Preserving Their Autonomy
Peer-to-Peer (P2P) systems share and manage huge amounts of data and resources distributed across a large number of machines. In pure P2P environments the control is totally decent...
Gianluca Moro, Gabriele Monti, Aris M. Ouksel