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IPCO
1993
138views Optimization» more  IPCO 1993»
15 years 7 months ago
An efficient approximation algorithm for the survivable network design problem
The survivable network design problem (SNDP) is to construct a minimum-cost subgraph satisfying certain given edge-connectivity requirements. The first polynomial-time approximati...
Harold N. Gabow, Michel X. Goemans, David P. Willi...
TCAD
2008
68views more  TCAD 2008»
15 years 6 months ago
Highly Efficient Gradient Computation for Density-Constrained Analytical Placement
Abstract--Recent analytical global placers use density constraints to approximate nonoverlap constraints, and these show very successful results. This paper unifies a wide range of...
Jason Cong, Guojie Luo, Eric Radke
IPPS
2007
IEEE
16 years 23 days ago
IntraCache: An Interest group-based P2P Web Caching System
An interest group-based P2P browser cache collaborative system, named IntraCache, is proposed in the paper. IntraCache is scalable, resilient to node failures and easy to manage n...
Huifang Cheng, Zhimin Gu, Junchang Ma
ICPR
2008
IEEE
16 years 7 months ago
On efficient Viterbi decoding for hidden semi-Markov models
We present algorithms for improved Viterbi decoding for the case of hidden semi-Markov models. By carefully constructing directed acyclic graphs, we pose the decoding problem as t...
Bonnie K. Ray, Jianying Hu, Ritendra Datta
ACST
2006
15 years 7 months ago
An efficient search algorithm for partially ordered sets
Consider the problem of membership query for a given partially ordered set. We devise a greedy algorithm which can produce near-optimal search strategies. Rigorous analysis has be...
Yan Chen