Sciweavers

288 search results - page 44 / 58
» Inclusion Problems for Patterns with a Bounded Number of Var...
Sort
View
TRIER
2002
13 years 7 months ago
Precise Interprocedural Dependence Analysis of Parallel Programs
It is known that interprocedural detection of copy constants and elimination of faint code in parallel programs are undecidable problems, if base statements are assumed to execute...
Markus Müller-Olm
STOC
2010
ACM
261views Algorithms» more  STOC 2010»
14 years 10 days ago
An Improved LP-based Approximation for Steiner Tree
The Steiner tree problem is one of the most fundamental ÆÈ-hard problems: given a weighted undirected graph and a subset of terminal nodes, find a minimum weight tree spanning ...
Jaroslaw Byrka, Fabrizio Grandoni, Thomas Rothvoss...
APPROX
2004
Springer
125views Algorithms» more  APPROX 2004»
14 years 27 days ago
Strong Refutation Heuristics for Random k-SAT
A simple first moment argument shows that in a randomly chosen k-SAT formula with m clauses over n boolean variables, the fraction of satisfiable clauses is 1−2−k +o(1) as m/...
Amin Coja-Oghlan, Andreas Goerdt, André Lan...
ISSAC
1997
Springer
142views Mathematics» more  ISSAC 1997»
13 years 11 months ago
The Structure of Sparse Resultant Matrices
Resultants characterize the existence of roots of systems of multivariate nonlinear polynomial equations, while their matrices reduce the computation of all common zeros to a prob...
Ioannis Z. Emiris, Victor Y. Pan
GLOBECOM
2010
IEEE
13 years 5 months ago
Passively Controllable Smart Antennas
Abstract-- This work deals with devising a secure, powerefficient, beam-steerable and on-chip transmission system for wireless sensor networks. A passively controllable smart (PCS)...
Javad Lavaei, Aydin Babakhani, Ali Hajimiri, John ...