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» Betweenness Centrality : Algorithms and Lower Bounds
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WDAG
2010
Springer
233views Algorithms» more  WDAG 2010»
13 years 6 months ago
Minimum Dominating Set Approximation in Graphs of Bounded Arboricity
Abstract. Since in general it is NP-hard to solve the minimum dominating set problem even approximatively, a lot of work has been dedicated to central and distributed approximation...
Christoph Lenzen, Roger Wattenhofer
IPL
2002
74views more  IPL 2002»
13 years 7 months ago
Restricted rotation distance between binary trees
Restricted rotation distance between pairs of rooted binary trees measures differences in tree shape and is related to rotation distance. In restricted rotation distance, the rota...
Sean Cleary
ICALP
2005
Springer
14 years 1 months ago
Computational Bounds on Hierarchical Data Processing with Applications to Information Security
Motivated by the study of algorithmic problems in the domain of information security, in this paper, we study the complexity of a new class of computations over a collection of va...
Roberto Tamassia, Nikos Triandopoulos
DC
2010
13 years 2 months ago
Closing the complexity gap between FCFS mutual exclusion and mutual exclusion
First-Come-First-Served (FCFS) mutual exclusion (ME) is the problem of ensuring that processes attempting to concurrently access a shared resource do so one by one, in a fair order...
Robert Danek, Wojciech M. Golab
SAMOS
2007
Springer
14 years 1 months ago
Trade-Offs Between Voltage Scaling and Processor Shutdown for Low-Energy Embedded Multiprocessors
When peak performance is unnecessary, Dynamic Voltage Scaling (DVS) can be used to reduce the dynamic power consumption of embedded multiprocessors. In future technologies, however...
Pepijn J. de Langen, Ben H. H. Juurlink