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221
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SECON
2007
IEEE
16 years 1 months ago
Minimum Interference Channel Assignment in Multi-Radio Wireless Mesh Networks
—In this paper, we consider multi-hop wireless mesh networks, where each router node is equipped with multiple radio interfaces and multiple channels are available for communicat...
Anand Prabhu Subramanian, Himanshu Gupta, Samir R....
BROADNETS
2006
IEEE
16 years 1 months ago
Complexity of Converter Placement Supporting Broadcast in WDM Networks
Abstract— Wavelength converters simplify the wavelength assignment problem in virtual topology design in optical networks and increase the utilization of the fiber bandwidth. Ho...
Rudra Dutta, Prashant Iyer, Carla D. Savage
184
Voted
FOCS
2006
IEEE
16 years 1 months ago
Approximation Algorithms for Non-Uniform Buy-at-Bulk Network Design
We consider approximation algorithms for non-uniform buy-at-bulk network design problems. The first nontrivial approximation algorithm for this problem is due to Charikar and Kar...
Chandra Chekuri, Mohammad Taghi Hajiaghayi, Guy Ko...
ICMCS
2005
IEEE
102views Multimedia» more  ICMCS 2005»
16 years 1 months ago
Optimal packetization of VLC and convolution coded Markov sequences
We consider the problem of packetizing a variable length coded Markov sequence into fixed length packets, while being protected by variable rate channel code. Given the total tra...
Xiaohan Wang, Xiaolin Wu
180
Voted
KCAP
2005
ACM
16 years 1 months ago
Knowledge base reuse through constraint relaxation
Effective reuse of Knowledge Bases (KBs) often entails the expensive task of identifying plausible KB-PS (Problem Solver) combinations. We propose a novel technique based on Const...
Tomas Eric Nordlander, Derek H. Sleeman, Ken N. Br...