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DCOSS
2006
Springer
15 years 6 months ago
Approximation Algorithms for Power-Aware Scheduling of Wireless Sensor Networks with Rate and Duty-Cycle Constraints
We develop algorithms for finding the minimum energy transmission schedule for duty-cycle and rate constrained wireless sensor nodes transmitting over an interference channel. Sinc...
Rajgopal Kannan, Shuangqing Wei
ICPR
2000
IEEE
15 years 6 months ago
Two-Stage Computational Cost Reduction Algorithm Based on Mahalanobis Distance Approximations
For many pattern recognition methods, high recognition accuracy is obtained at very high expense of computational cost. In this paper, a new algorithm that reduces the computation...
Fang Sun, Shinichiro Omachi, Nei Kato, Hirotomo As...
ATAL
2008
Springer
15 years 4 months ago
Approximate bidding algorithms for a distributed combinatorial auction
Distributed allocation and multiagent coordination problems can be solved through combinatorial auctions (CAs). However, most of the existing winner determination algorithms (WDAs...
Benito Mendoza García, José M. Vidal
ESA
2008
Springer
100views Algorithms» more  ESA 2008»
15 years 4 months ago
Improved Approximation Algorithms for Relay Placement
In the relay placement problem the input is a set of sensors and a number r 1, the communication range of a relay. In the one-tier version of the problem the objective is to place...
Alon Efrat, Sándor P. Fekete, Poornananda R...
SODA
1997
ACM
93views Algorithms» more  SODA 1997»
15 years 3 months ago
Fast Approximate Graph Partitioning Algorithms
We study graph partitioning problems on graphs with edge capacities and vertex weights. The problems of b-balanced cuts and k-balanced partitions are unified into a new problem ca...
Guy Even, Joseph Naor, Satish Rao, Baruch Schieber