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COMAD
2009
15 years 5 months ago
On the Complexity of Multi-Query Optimization in Stream Grids
Stream grids are wide-area grid computing environments that are fed by a set of stream data sources. Such grids are becoming more wide-spread due to the large scale deployment of ...
Saikat Mukherjee, Srinath Srinivasa, Krithi Ramamr...
ESA
2010
Springer
178views Algorithms» more  ESA 2010»
15 years 5 months ago
Weighted Congestion Games: Price of Anarchy, Universal Worst-Case Examples, and Tightness
We characterize the price of anarchy in weighted congestion games, as a function of the allowable resource cost functions. Our results provide as thorough an understanding of this ...
Kshipra Bhawalkar, Martin Gairing, Tim Roughgarden
APSCC
2007
IEEE
15 years 4 months ago
Joint Sink Mobility and Data Diffusion for Lifetime Optimization in Wireless Sensor Networks
Abstract— In this paper, we address the problem of lifetime optimization under storage constraint for wireless sensor networks with a mobile sink node. The problem is particularl...
Yu Gu, Hengchang Liu, Fei Song, Baohua Zhao
COMBINATORICA
2008
89views more  COMBINATORICA 2008»
15 years 4 months ago
The stable set polytope of quasi-line graphs
It is a long standing open problem to find an explicit description of the stable set polytope of clawfree graphs. Yet more than 20 years after the discovery of a polynomial algori...
Friedrich Eisenbrand, Gianpaolo Oriolo, Gautier St...
CORR
2010
Springer
131views Education» more  CORR 2010»
15 years 4 months ago
Multimode Control Attacks on Elections
In 1992, Bartholdi, Tovey, and Trick [1992] opened the study of control attacks on elections--attempts to improve the election outcome by such actions as adding/deleting candidate...
Piotr Faliszewski, Edith Hemaspaandra, Lane A. Hem...