'Graph g' diaporamas de présentation

IOI/ACM ICPC Training

IOI/ACM ICPC Training. 4 June 2005. Euler Tour. IOI/ACM ICPC Training. Can we draw the following figure in one line?. Can we draw the following figure in one line?. Fail!. 2. 3. 3. 2. 2. How to determine if a graph can be drawn in one line?. Theorem:

1.06k views • 70 slides

Graph Algorithms

Graph Algorithms. Topic Overview . Definitions and Representation Minimum Spanning Tree: Prim's Algorithm Single-Source Shortest Paths: Dijkstra's Algorithm All-Pairs Shortest Paths Transitive Closure Connected Components Algorithms for Sparse Graphs .

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Part 10. Graphs

Part 10. Graphs. CS 200 Algorithms and Data Structures. Outline. Introduction Terminology Shortest Paths Implementing Graphs Graph Traversals Topological Sorting Spanning Trees Minimum Spanning Trees Circuits. Graphs. What can this represent? A computer network

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CSE332: Data Abstractions Lecture 26: Minimum Spanning Trees

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Approximability of Combinatorial Optimization Problems with Submodular Cost Functions

Approximability of Combinatorial Optimization Problems with Submodular Cost Functions. Pushkar Tripathi Georgia Institute of Technology. Based on joint work with Gagan Goel , Chinmay Karande , and Wang Lei. Motivation . Network Design Problem. f. g. h.

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Rumors , consensus and epidemics on networks

Rumors , consensus and epidemics on networks. J. Ganesh University of Bristol. Rumor spreading. Population of size n One person knows a rumor at time 0 Time is discrete In each time step, each person who knows the rumor chooses another person at random and informs them of it

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CS626: NLP, Speech and Web

CS626: NLP, Speech and Web. Pushpak Bhattacharyya CSE Dept., IIT Bombay Extra Lecture (no. 20 , 21): A* 2 nd and 4 th October, 2012. AI Perspective (post-web). Robotics. NLP. Search, Reasoning, Learning. Expert Systems. IR. Planning. Computer Vision.

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Discrete Structures & Algorithms Graphs and Trees: II

Discrete Structures & Algorithms Graphs and Trees: II. EECE 320. Topics for the day. Some examples Questions on graphs and solutions Ideas for other proofs Minimal spanning trees. Spanning Trees.

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22C:19 Discrete Structures Trees

22C:19 Discrete Structures Trees. Spring 2014 Sukumar Ghosh. What is a tree?. Rooted tree: recursive definition. Rooted tree terminology. Rooted tree terminology. A subtree. Rooted tree terminology. Important properties of trees. Important properties of trees.

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Introduction to Algorithms Graph Algorithms

Introduction to Algorithms Graph Algorithms. CSE 680 Prof. Roger Crawfis. Bipartiteness. Graph G = (V,E) is bipartite iff it can be partitioned into two sets of nodes A and B such that each edge has one end in A and the other end in B Alternatively:

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ECE 667 Spring 2013 Synthesis and Verification of Digital Circuits

ECE 667 Spring 2013 Synthesis and Verification of Digital Circuits. Allocation Resource Binding & Sharing. Binding and Sharing Problem. Given: scheduled sequencing graph Operation concurrency well defined Consider operation types independently Problem decomposition (natural)

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Shortest path

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Graph Sparsifiers by Edge-Connectivity and Random Spanning Trees

Graph Sparsifiers by Edge-Connectivity and Random Spanning Trees. Nick Harvey U. Waterloo C&O Joint work with Isaac Fung. TexPoint fonts used in EMF. Read the TexPoint manual before you delete this box.: A A A. 5. 6. 4. 3. 7. What is the max flow from s to t?. 5. 5. s. t. 6. 4.

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Scheduling Jobs to Minimize Energy

Scheduling Jobs to Minimize Energy . Samir Khuller. Joint work with Jessica Chang and Hal Gabow. Simple Batch Scheduling Problem . Given a collection of N unit jobs, with release times and deadlines (integers), time is slotted.

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Compact Query Term Selection Using Topically Related Text

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eSL - A language for Social Networks

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Packing Element-Disjoint Steiner Trees

Packing Element-Disjoint Steiner Trees. Mohammad R. Salavatipour Department of Computing Science University of Alberta Joint with Joseph Cheriyan Department of Combinatorics and Optimization University of Waterloo. The Problem. Given: Undirected graph G(V,E)

366 views • 14 slides

Shortest Path Algorithm

Shortest Path Algorithm. What is the Shortest Path Problem? Is the shortest path problem well defined? The Dijkstra's Algorithm for Shortest Path Problem. Implementation Dijkstra's Algorithm . What is the shortest path problem?.

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9.8 Graph Coloring

9.8 Graph Coloring. Each map in the plane can be represented by a graph. Set up correspondence, each region of the map is represented by a vertex. Edges connect two vertices if the regions represented by these vertices have a common border.

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All Pairs Shortest Path

All Pairs Shortest Path. Find shortest paths of every pair of vertices Simple Solution Run Dijkstra or Bellman-Ford |V| time, for each starting vertex Has |V| copy of dist[] , each for each starting point. Divide and Conquer Version.

259 views • 8 slides