Sciweavers

895 search results - page 116 / 179
» Triangulating Topological Spaces
Sort
View
110
Voted
CEC
2005
IEEE
15 years 5 months ago
Nonlinear mapping using particle swarm optimisation
Abstract— Nonlinear mapping is an approach of multidimensional scaling where a high-dimensional space is transformed into a lower-dimensional space such that the topological char...
Auralia I. Edwards, Andries Petrus Engelbrecht, Ne...
112
Voted
SODA
2004
ACM
124views Algorithms» more  SODA 2004»
15 years 5 months ago
On contract-and-refine transformations between phylogenetic trees
The inference of evolutionary trees using approaches which attempt to solve the maximum parsimony (MP) and maximum likelihood (ML) optimization problems is a standard part of much...
Ganeshkumar Ganapathy, Vijaya Ramachandran, Tandy ...
120
Voted
SIAMCO
2002
78views more  SIAMCO 2002»
15 years 3 months ago
Strong Optimality for a Bang-Bang Trajectory
In this paper we give sufficient conditions for a bang-bang regular extremal to be a strong local optimum for a control problem in the Mayer form; strong means that we consider the...
Andrei A. Agrachev, Gianna Stefani, PierLuigi Zezz...
151
Voted
ICWS
2009
IEEE
15 years 1 months ago
DHT-Based Range Query Processing for Web Service Discovery
DHTs are scalable, self-organizing, and adaptive to underlying topology changes, thus being a promising infrastructure for realizing efficient Web service discovery. Range queries...
Yiming Zhang, Ling Liu, Dongsheng Li, Feng Liu, Xi...
150
Voted
GLOBECOM
2010
IEEE
15 years 1 months ago
Phase Transition Diagram for Underlay Heterogeneous Cognitive Radio Networks
Abstract--Characterizing the topology and therefore fundamental limits is a must to establish effective end-to-end cognitive radio networking (CRN). However, there lacks complete u...
Weng-Chon Ao, Shin-Ming Cheng, Kwang-Cheng Chen