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Approximation Algorithms for VLSI Routing

Approximation Algorithms for VLSI Routing

Approximation Algorithms for VLSI Routing. Ion I. Mandoiu Ph.D. Defense of Research August 11, 2000. VLSI Routing . VLSI Physical Design Electrical description ? Geometrical layout. VLSI Global Routing Given: locations for net terminals Find: tree interconnection for each net.

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872 views • 53 slides
Introduction to Steiner Tree and Gilbert-Pollak Conjecture

Introduction to Steiner Tree and Gilbert-Pollak Conjecture

Introduction to Steiner Tree and Gilbert-Pollak Conjecture. Cheng-Chung Li Dept. of Computer Science and Information Engineering National Taiwan University 2004/02/11. Outline. Introduction to Steiner Tree Historical Background Some Basic Notions Some Basic Properties

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558 views • 47 slides
Introduction to Steiner Tree and Gilbert-Pollak Conjecture

Introduction to Steiner Tree and Gilbert-Pollak Conjecture

Introduction to Steiner Tree and Gilbert-Pollak Conjecture. Cheng-Chung Li Dept. of Computer Science and Information Engineering National Taiwan University 2003/02/09. Outline. Introduction to Steiner Tree Historical Background Some Basic Notions Some Basic Properties

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570 views • 46 slides
1-Steiner Routing by Kahng/Robins

1-Steiner Routing by Kahng/Robins

1-Steiner Routing by Kahng/Robins. Perform 1-Steiner Routing by Kahng/Robins Need an initial MST: wirelength is 20 16 locations for Steiner points. First 1-Steiner Point Insertion. There are six 1-Steiner points Two best solutions: we choose (c) randomly. before insertion.

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213 views • 17 slides
Improved Steiner Tree Approximation in Graphs SODA 2000

Improved Steiner Tree Approximation in Graphs SODA 2000

Improved Steiner Tree Approximation in Graphs SODA 2000. Gabriel Robins (University of Virginia) Alex Zelikovsky (Georgia State University). Overview. Steiner Tree Problem Results: Approximation Ratios general graphs quasi-bipartite graphs graphs with edge-weights 1 & 2

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318 views • 15 slides
Improved Steiner Tree Approximation in Graphs SODA 2000

Improved Steiner Tree Approximation in Graphs SODA 2000

Improved Steiner Tree Approximation in Graphs SODA 2000. Gabriel Robins (University of Virginia) Alex Zelikovsky (Georgia State University). Overview. Steiner Tree Problem Results: Approximation Ratios general graphs quasi-bipartite graphs graphs with edge-weights 1 & 2

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157 views • 15 slides

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