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FOCS
2009
IEEE
14 years 3 months ago
Approximation Algorithms for Multicommodity-Type Problems with Guarantees Independent of the Graph Size
— Linial, London and Rabinovich [16] and Aumann and Rabani [3] proved that the min-cut max-flow ratio for general maximum concurrent flow problems (when there are k commodities...
Ankur Moitra
DFG
2009
Springer
14 years 3 months ago
Group-Level Analysis and Visualization of Social Networks
Social network analysis investigates the structure of relations amongst social actors. A general approach to detect patterns of interaction and to filter out irregularities is to ...
Michael Baur, Ulrik Brandes, Jürgen Lerner, D...
IWCIA
2009
Springer
14 years 3 months ago
Signatures of Combinatorial Maps
Abstract. In this paper, we address the problem of computing a canonical representation of an n-dimensional combinatorial map. To do so, we define two combinatorial map signatures...
Stéphane Gosselin, Guillaume Damiand, Chris...
SP
2008
IEEE
112views Security Privacy» more  SP 2008»
14 years 3 months ago
XFA: Faster Signature Matching with Extended Automata
Automata-based representations and related algorithms have been applied to address several problems in information security, and often the automata had to be augmented with additi...
Randy Smith, Cristian Estan, Somesh Jha
IJCNN
2007
IEEE
14 years 3 months ago
Optimal Control of a Photovoltaic Solar Energy System with Adaptive Critics
- This paper presents an optimal energy control scheme for a grid independent photovoltaic (PV) solar system consisting of a PV array, battery energy storage, and time varying load...
Richard L. Welch, Ganesh K. Venayagamoorthy