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ESA
2004
Springer
95views Algorithms» more  ESA 2004»
15 years 10 months ago
On Dynamic Shortest Paths Problems
We obtain the following results related to dynamic versions of the shortest-paths problem: (i) Reductions that show that the incremental and decremental singlesource shortest-paths...
Liam Roditty, Uri Zwick
DAM
2006
88views more  DAM 2006»
15 years 4 months ago
NP-completeness results for edge modification problems
The aim of edge modification problems is to change the edge set of a given graph as little as possible in order to satisfy a certain property. Edge modification problems in graphs...
Pablo Burzyn, Flavia Bonomo, Guillermo Durá...
MOR
2007
138views more  MOR 2007»
15 years 4 months ago
The Demand-Matching Problem
The objective of the demand matching problem is to obtain the subset M of edges which is feasible and where the sum of the profits of each of the edges is maximized. The set M is...
F. Bruce Shepherd, Adrian Vetta
IOR
2011
175views more  IOR 2011»
14 years 11 months ago
Clique Relaxations in Social Network Analysis: The Maximum k-Plex Problem
This paper introduces and studies the maximum k-plex problem, which arises in social network analysis and has wider applicability in several important areas employing graph-based ...
Balabhaskar Balasundaram, Sergiy Butenko, Illya V....
SOFSEM
2009
Springer
16 years 1 months ago
The Shortcut Problem - Complexity and Approximation
During the last years, speed-up techniques for DIJKSTRA’s algorithm have been developed that make the computation of shortest paths a matter of microseconds even on huge road net...
Reinhard Bauer, Gianlorenzo D'Angelo, Daniel Delli...