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189
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ICNC
2009
Springer
15 years 10 months ago
Vehicle Routing Problem with Time Windows: A Hybrid Particle Swarm Optimization Approach
Vehicle routing problem (VRP) is a well-known combinatorial optimization and nonlinear programming problem seeking to service a number of customers with a fleet of vehicles. This ...
Xiaoxiang Liu, Weigang Jiang, Jianwen Xie
VLDB
1994
ACM
153views Database» more  VLDB 1994»
15 years 9 months ago
Optimization Algorithms for Exploiting the Parallelism-Communication Tradeoff in Pipelined Parallelism
We address the problem of finding parallel plans for SQL queries using the two-phase approach of join ordering followed by parallelization. We focus on the parallelization phase a...
Waqar Hasan, Rajeev Motwani
GLOBECOM
2009
IEEE
15 years 9 months ago
Optimized Protection Schemes for Resilient Interdomain Traffic Distribution
Abstract-- Due to the development of Next Generation Networks, leading to a multiservice transport layer with a multidomain environment, the importance of interconnection issues ke...
Miroslaw Kantor, Piotr Cholda, Andrzej Jajszczyk
141
Voted
FOCS
2004
IEEE
15 years 9 months ago
Optimal Power-Down Strategies
We consider the problem of selecting threshold times to transition a device to low-power sleep states during an idle period. The two-state case in which there is a single active a...
John Augustine, Sandy Irani, Chaitanya Swamy
ICMCS
2000
IEEE
122views Multimedia» more  ICMCS 2000»
15 years 9 months ago
Optimal Streaming of Layer-Encoded Multimedia Presentations
In the context of communication networks with no QoS guarantees, we describe the problem of streaming layer encoded multimedia presentation data as a two-phase decision problem. W...
David A. Turner, Keith W. Ross