Sciweavers

4229 search results - page 335 / 846
» On the Optimality of Spiral Search
Sort
View
DATE
2010
IEEE
129views Hardware» more  DATE 2010»
15 years 7 months ago
A power optimization method for CMOS Op-Amps using sub-space based geometric programming
—— A new sub-space max-monomial modeling scheme for CMOS transistors in sub-micron technologies is proposed to improve the modeling accuracy. Major electrical parameters of CMOS...
Wei Gao, Richard Hornsey
ICTAI
2002
IEEE
15 years 6 months ago
Calculus of Variations in Discrete Space for Constrained Nonlinear Dynamic Optimization
In this paper, we propose new dominance relations that can speed up significantly the solution process of nonlinear constrained dynamic optimization problems in discrete time and...
Yixin Chen, Benjamin W. Wah
ICDT
2001
ACM
116views Database» more  ICDT 2001»
15 years 6 months ago
On Optimizing Nearest Neighbor Queries in High-Dimensional Data Spaces
Abstract. Nearest-neighbor queries in high-dimensional space are of high importance in various applications, especially in content-based indexing of multimedia data. For an optimiz...
Stefan Berchtold, Christian Böhm, Daniel A. K...
VLDB
1999
ACM
89views Database» more  VLDB 1999»
15 years 6 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
105
Voted
VLDB
1999
ACM
87views Database» more  VLDB 1999»
15 years 6 months ago
Query Optimization for XML
XML is an emerging standard for data representation and exchange on the World-Wide Web. Due to the nature of information on the Web and the inherent flexibility of XML, we expect...
Jason McHugh, Jennifer Widom