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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
ISPD
1997
ACM
186views Hardware» more  ISPD 1997»
15 years 11 months ago
EWA: exact wiring-sizing algorithm
The wire sizing problem under inequality Elmore delay constraints is known to be posynomial, hence convex under an exponential variable-transformation. There are formal methods fo...
Rony Kay, Gennady Bucheuv, Lawrence T. Pileggi
RTSS
1996
IEEE
15 years 11 months ago
Visual assessment of a real-time system design: a case study on a CNC controller
In this paper we describe our experiments on a realtime system design, focusing on design alternatives such as scheduling jitter, sensor-to-output latency, intertask communication...
Namyun Kim, Minsoo Ryu, Seongsoo Hong, Manas Sakse...