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MST
2010
140views more  MST 2010»
15 years 5 months ago
Approximability of Clausal Constraints
We study a family of problems, called Maximum Solution (Max Sol), where the objective is to maximise a linear goal function over the feasible integer assignments to a set of variab...
Peter Jonsson, Gustav Nordh
TOCL
2011
87views more  TOCL 2011»
15 years 1 months ago
The tractability of model checking for LTL: The good, the bad, and the ugly fragments
In a seminal paper from 1985, Sistla and Clarke showed that the model-checking problem for Linear Temporal Logic (LTL) is either NP-complete or PSPACE-complete, depending on the s...
Michael Bauland, Martin Mundhenk, Thomas Schneider...
COMPGEOM
2011
ACM
14 years 10 months ago
Minors in random and expanding hypergraphs
We introduce a new notion of minors for simplicial complexes (hypergraphs), so-called homological minors. Our motivation is to propose a general approach to attack certain extrema...
Uli Wagner
EDBT
2009
ACM
170views Database» more  EDBT 2009»
15 years 10 months ago
Efficient constraint evaluation in categorical sequential pattern mining for trajectory databases
The classic Generalized Sequential Patterns (GSP) algorithm returns all frequent sequences present in a database. However, usually a few ones are interesting from a user's po...
Leticia I. Gómez, Alejandro A. Vaisman
GD
2006
Springer
15 years 10 months ago
The Website for Graph Visualization Software References (GVSR)
Graph drawing software are now commonly used. However, the choice of a well-adapted program may be hard for an inexperienced user. This poster presents a website (http://www.polyte...
Bruno Pinaud, Pascale Kuntz, Fabien Picarougne