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» Tight bounds for the partial-sums problem
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103
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LOGCOM
2006
90views more  LOGCOM 2006»
15 years 19 days ago
ATL Satisfiability is Indeed EXPTIME-complete
The Alternating-time Temporal Logic (ATL) of Alur, Henzinger, and Kupferman is being increasingly widely applied in the specification and verification of open distributed systems ...
Dirk Walther, Carsten Lutz, Frank Wolter, Michael ...
SPAA
2004
ACM
15 years 6 months ago
Online hierarchical cooperative caching
We address a hierarchical generalization of the well-known disk paging problem. In the hierarchical cooperative caching problem, a set of n machines residing in an ultrametric spa...
Xiaozhou Li, C. Greg Plaxton, Mitul Tiwari, Arun V...
90
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TALG
2008
93views more  TALG 2008»
15 years 18 days ago
Limitations of cross-monotonic cost-sharing schemes
A cost-sharing scheme is a set of rules defining how to share the cost of a service (often computed by solving a combinatorial optimization problem) amongst serviced customers. A ...
Nicole Immorlica, Mohammad Mahdian, Vahab S. Mirro...
FOCS
2007
IEEE
15 years 7 months ago
On the Hardness and Smoothed Complexity of Quasi-Concave Minimization
In this paper, we resolve the smoothed and approximative complexity of low-rank quasi-concave minimization, providing both upper and lower bounds. As an upper bound, we provide th...
Jonathan A. Kelner, Evdokia Nikolova
126
Voted
ESA
2008
Springer
102views Algorithms» more  ESA 2008»
15 years 2 months ago
Succinct Representations of Arbitrary Graphs
Abstract. We consider the problem of encoding a graph with n vertices and m edges compactly supporting adjacency, neighborhood and degree queries in constant time in the log n-bit ...
Arash Farzan, J. Ian Munro