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VLDB
1999
ACM
89views Database» more  VLDB 1999»
15 years 11 months ago
Physical Data Independence, Constraints, and Optimization with Universal Plans
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
Alin Deutsch, Lucian Popa, Val Tannen
NPIV
1998
ACM
101views Visualization» more  NPIV 1998»
15 years 11 months ago
Supporting dynamic information visualization with VRML and databases
Nowadays, many state-of-the-art user interfaces to complexly structured data collections require appropriate information visualization methods. With the increase in graphics perfo...
Thomas Risse, Martin Leissler, Matthias Hemmje, Ka...
DMKD
1997
ACM
308views Data Mining» more  DMKD 1997»
15 years 11 months ago
A Fast Clustering Algorithm to Cluster Very Large Categorical Data Sets in Data Mining
Partitioning a large set of objects into homogeneous clusters is a fundamental operation in data mining. The k-means algorithm is best suited for implementing this operation becau...
Zhexue Huang
ICDE
1993
IEEE
118views Database» more  ICDE 1993»
15 years 10 months ago
Entity Identification in Database Integration
The objective of entity identification is to determine the correspondence between object instances from more than one database. This paper ezamines the problem at the instance lev...
Ee-Peng Lim, Jaideep Srivastava, Satya Prabhakar, ...
ECAI
1990
Springer
15 years 10 months ago
The Semantics of MOLUSC
Much recent work in computational morphology has presupposed that morphological operations are de nable on strings of phonological or graphemic objects. By contrast, theoretical l...
Lynne J. Cahill, Gerald Gazdar