Sciweavers

79 search results - page 5 / 16
» A New Reduction from 3SAT to n-Partite Graphs
Sort
View
LPAR
2010
Springer
14 years 7 months ago
Clause Elimination Procedures for CNF Formulas
Abstract. We develop and analyze clause elimination procedures, a specific family of simplification techniques for conjunctive normal form (CNF) formulas. Extending known procedu...
Marijn Heule, Matti Järvisalo, Armin Biere
CORR
2010
Springer
117views Education» more  CORR 2010»
14 years 9 months ago
Reductions Between Expansion Problems
The Small-Set Expansion Hypothesis (Raghavendra, Steurer, STOC 2010) is a natural hardness assumption concerning the problem of approximating the edge expansion of small sets in g...
Prasad Raghavendra, David Steurer, Madhur Tulsiani
ICML
2004
IEEE
15 years 10 months ago
Solving cluster ensemble problems by bipartite graph partitioning
A critical problem in cluster ensemble research is how to combine multiple clusterings to yield a final superior clustering result. Leveraging advanced graph partitioning techniqu...
Xiaoli Zhang Fern, Carla E. Brodley
3DOR
2009
14 years 7 months ago
SkelTre - Fast Skeletonisation for Imperfect Point Cloud Data of Botanic Trees
Terrestrial laser scanners capture 3D geometry as a point cloud. This paper reports on a new algorithm aiming at the skeletonisation of a laser scanner point cloud, representing a...
Alexander Bucksch, Roderik C. Lindenbergh, Massimo...
COMCOM
1998
117views more  COMCOM 1998»
14 years 9 months ago
Specification, validation, and verification of time-critical systems
In this paper, we propose a new formalism, named the Timed Communicating Finite State Machine (Timed CFSM), for specifying and verifying time-critical systems. Timed CFSM preserve...
Shiuh-Pyng Shieh, Jun-Nan Chen