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LICS
2008
IEEE
16 years 28 days ago
Caterpillar Duality for Constraint Satisfaction Problems
The study of constraint satisfaction problems definable in various fragments of Datalog has recently gained considerable importance. We consider constraint satisfaction problems ...
Catarina Carvalho, Víctor Dalmau, Andrei A....
VISSOFT
2005
IEEE
16 years 3 days ago
Evaluating UML Class Diagram Layout based on Architectural Importance
The paper presents and assesses a layout scheme for UML class diagrams that takes into account the architectural importance of a class in terms of its stereotype (e.g., boundary, ...
Olena Andriyevska, Natalia Dragan, Bonita Simoes, ...
APPROX
2009
Springer
145views Algorithms» more  APPROX 2009»
16 years 1 months ago
Approximating Some Network Design Problems with Node Costs
We study several multi-criteria undirected network design problems with node costs and lengths. All these problems are related to the Multicommodity Buy at Bulk (MBB) problem in w...
Guy Kortsarz, Zeev Nutov
CDC
2008
IEEE
162views Control Systems» more  CDC 2008»
16 years 1 months ago
Average consensus by gossip algorithms with quantized communication
— This work studies how the randomized gossip algorithm can solve the average consensus problem on networks with quantized communications. The algorithm is proved to converge to ...
Paolo Frasca, Ruggero Carli, Fabio Fagnani, Sandro...
ICTCS
2005
Springer
16 years 1 days ago
Improved Exact Exponential Algorithms for Vertex Bipartization and Other Problems
Abstract. We study efficient exact algorithms for several problems including Vertex Bipartization, Feedback Vertex Set, 3-Hitting Set, Max Cut in graphs with maximum degree at most...
Venkatesh Raman, Saket Saurabh, Somnath Sikdar