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» Modeling Cyclic Change
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2010
IEEE
13 years 6 months ago
Highly Acyclic Groups, Hypergraph Covers and the Guarded Fragment
We construct finite groups whose Cayley graphs have large girth even w.r.t. a discounted distance measure that contracts arbitrarily long sequences of edges from the same colour ...
Martin Otto
JUCS
2010
157views more  JUCS 2010»
13 years 6 months ago
Entropy Optimization of Social Networks Using an Evolutionary Algorithm
: Recent work on social networks has tackled the measurement and optimization of these networks’ robustness and resilience to both failures and attacks. Different metrics have be...
Maytham Safar, Nosayba El-Sayed, Khaled Mahdi, Dav...
IOR
2006
75views more  IOR 2006»
13 years 7 months ago
Sensitivity of Performance in the Erlang-A Queueing Model to Changes in the Model Parameters
This paper studies the M/M/s+M queue, i.e., the M/M/s queue with customer abandonment, also called the Erlang-A model, having independent and identically distributed customer aban...
Ward Whitt
AVSS
2009
IEEE
14 years 2 months ago
A model change detection approach to dynamic scene modeling
—In this work we propose a dynamic scene model to provide information about the presence of salient motion in the scene, and that could be used for focusing the attention of a pa...
Seon Joo Kim, Gianfranco Doretto, Jens Rittscher, ...
ENTCS
2007
116views more  ENTCS 2007»
13 years 7 months ago
Handling Model Changes: Regression Testing and Test-Suite Update with Model-Checkers
Several model-checker based methods to automated test-case generation have been proposed recently. The performance and applicability largely depends on the complexity of the model...
Gordon Fraser, Bernhard K. Aichernig, Franz Wotawa