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» Lower Bounds in Distributed Computing
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IWCMC
2009
ACM
15 years 11 months ago
Optimal cooperative spectrum sensing in cognitive sensor networks
This paper addresses the problem of optimal cooperative spectrum sensing in a cognitive-enabled sensor network where cognitive sensors can cooperate in the sensing of the spectrum...
Hai Ngoc Pham, Yan Zhang, Paal E. Engelstad, Tor S...
FOCS
2008
IEEE
15 years 11 months ago
Spherical Cubes and Rounding in High Dimensions
What is the least surface area of a shape that tiles Rd under translations by Zd ? Any such shape must have volume 1 and hence surface area at least that of the volume-1 ball, nam...
Guy Kindler, Ryan O'Donnell, Anup Rao, Avi Wigders...
FOCS
2005
IEEE
15 years 10 months ago
Towards a Final Analysis of Pairing Heaps
Fredman, Sedgewick, Sleator, and Tarjan proposed the pairing heap as a self-adjusting, streamlined version of the Fibonacci heap. It provably supports all priority queue operation...
Seth Pettie
STACS
2005
Springer
15 years 10 months ago
Solving Medium-Density Subset Sum Problems in Expected Polynomial Time
The subset sum problem (SSP) (given n numbers and a target bound B, find a subset of the numbers summing to B), is one of the classical NP-hard problems. The hardness of SSP vari...
Abraham Flaxman, Bartosz Przydatek
ISVC
2009
Springer
15 years 9 months ago
Deformable Proximity Queries and Their Application in Mobile Manipulation Planning
Abstract. We describe a proximity query algorithm for the exact minimum distance computation between arbitrarily shaped objects. Special characteristics of the Gilbert-Johnson-Keer...
Marc Gissler, Christian Dornhege, Bernhard Nebel, ...