Sciweavers

1132 search results - page 215 / 227
» Upper and lower Ramsey bounds in bounded arithmetic
Sort
View
SODA
2012
ACM
177views Algorithms» more  SODA 2012»
11 years 9 months ago
Stochastic coalescence in logarithmic time
The following distributed coalescence protocol was introduced by Dahlia Malkhi in 2006 motivated by applications in social networking. Initially there are n agents wishing to coal...
Po-Shen Loh, Eyal Lubetzky
MOBICOM
2003
ACM
13 years 12 months ago
Topology control for wireless sensor networks
We consider a two-tiered Wireless Sensor Network (WSN) consisting of sensor clusters deployed around strategic locations and base-stations (BSs) whose locations are relatively fl...
Jianping Pan, Yiwei Thomas Hou, Lin Cai, Yi Shi, S...
ESA
2009
Springer
107views Algorithms» more  ESA 2009»
14 years 1 months ago
Disproof of the Neighborhood Conjecture with Implications to SAT
We study a special class of binary trees. Our results have implications on Maker/Breaker games and SAT: We disprove a conjecture of Beck on positional games and construct an unsati...
Heidi Gebauer
FSTTCS
2009
Springer
14 years 1 months ago
Fractional Pebbling and Thrifty Branching Programs
We study the branching program complexity of the tree evaluation problem, introduced in [BCM+09a] as a candidate for separating NL from LogCFL. The input to the problem is a roote...
Mark Braverman, Stephen A. Cook, Pierre McKenzie, ...
MST
2000
57views more  MST 2000»
13 years 6 months ago
On Scheduling Parallel Tasks at Twilight
We consider the problem of processing a given number of tasks on a given number of processors as quickly as possible when only vague information about the processing time of a task...
Hannah Bast