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» Solving Steiner tree problems in graphs to optimality
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DAC
2006
ACM
15 years 10 months ago
Circuit simulation based obstacle-aware Steiner routing
Steiner routing is a fundamental yet NP-hard problem in VLSI design and other research fields. In this paper, we propose to model the routing graph by an RC network with routing t...
Yiyu Shi, Paul Mesa, Hao Yu, Lei He
JOIN
2007
91views more  JOIN 2007»
14 years 9 months ago
An Optimal Rebuilding Strategy for an Incremental Tree Problem
This paper is devoted to the following incremental problem. Initially, a graph and a distinguished subset of vertices, called initial group, are given. This group is connected by ...
Nicolas Thibault, Christian Laforest
SODA
2010
ACM
178views Algorithms» more  SODA 2010»
15 years 7 months ago
Tree Embeddings for Two-Edge-Connected Network Design
The group Steiner problem is a classical network design problem where we are given a graph and a collection of groups of vertices, and want to build a min-cost subgraph that conne...
Anupam Gupta, Ravishankar Krishnaswamy, R. Ravi
GECCO
2006
Springer
135views Optimization» more  GECCO 2006»
15 years 1 months ago
A tree-based genetic algorithm for building rectilinear Steiner arborescences
A rectilinear Steiner arborescence (RSA) is a tree, whose nodes include a prescribed set of points, termed the vertices, in the first quadrant of the Cartesian plane, and whose tr...
William A. Greene
ICCAD
1998
IEEE
81views Hardware» more  ICCAD 1998»
15 years 2 months ago
A simultaneous routing tree construction and fanout optimization algorithm
- This paper presents an optimal algorithm for solving the problem of simultaneous fanout optimization and routing tree construction for an ordered set of critical sinks. The algor...
Amir H. Salek, Jinan Lou, Massoud Pedram