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» A New Reduction from 3SAT to n-Partite Graphs
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LPAR
2010
Springer
13 years 6 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»
13 years 8 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
14 years 8 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
13 years 5 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»
13 years 7 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