'Average path length' diaporamas de présentation

Privacy in Social Networks: Introduction

Privacy in Social Networks: Introduction. Model: Social Graph. From SIGMOD11-tutorial. Model: Social Graph. From SIGMOD11-tutorial. Model: Social Graph. From SIGMOD11-tutorial. Model: Social Graph. Facebook graph from: http://www.flickr.com/photos/greenem/11696663/. Model: Social Graph.

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Network Theory

Network Theory. Some Network Terminology. Each case can be thought of as a vertex or node An arc i ? j = case i cites case j in its majority opinion ( directed or two-mode network) An arc from case i to case j represents an outward citation for case i

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Jellyfish: Networking Data Centers Randomly

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Network analysis

Network analysis. Sushmita Roy BMI/CS 576 www.biostat.wisc.edu/bmi576 sroy@biostat.wisc.edu Dec 3 rd , 2013. Key concepts. Network measures Degree Degree distribution Average path length and shortest path length Clustering coefficient Modularity Network motifs Centrality measures

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Collective Problem Solving in Networks

Collective Problem Solving in Networks . Winter Mason and Duncan J. Watts. Financial Incentives in Crowdsourcing. (or, How I Learned to Love Mechanical Turk). Financial Incentives and Performance. Intuitive Hypothesis: Greater pay will lead to more and better work Support from:

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NetLogo Workshop

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Complex network of the brain I Small world vs. scale-free networks

Complex network of the brain I Small world vs. scale-free networks. Jaeseung Jeong, Ph.D. Department of Bio and Brain Engineering, KAIST. Vertex (node) and edge (link). Any system can be expressed as a network with nodes and links. Examples of complex networks: geometric, regular.

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NetLogo Workshop

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CS 502 Vimalkumar Patel April 10 th 2014.

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Polymer physics for route optimisation on the London underground

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Welcome!

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Welcome!

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Handout # 2: Course Logistics and Introduction

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Handout # 5: The Science of Networks

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Chapter 52: Animal Behavior, Ethology, & Behavioral Ecology

Chapter 52: Animal Behavior, Ethology, & Behavioral Ecology. Figure 51.1 A courting pair of East Asian red-crowned cranes ( Grus japonicus ). Dorsal fin. Anal fin. Figure 51.2 A male African cichlid ( Neolamprologus tetracephalus ) with erect fins.

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Analysis of Wired Short Cuts in Wireless Sensor Networks

Analysis of Wired Short Cuts in Wireless Sensor Networks. Rohan Chitradurga, Ahmed Helmy Wireless Networking Laboratory Electrical Engineering Department University of Southern California Los Angeles, CA homepage: ceng.usc.edu/~helmy, Lab: nile.usc.edu. Distributed Wireless Sensor Networks.

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Directional Routing for Wireless Mesh Networks: A Performance Evaluation

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Lecture 9 Measures and Metrics

Lecture 9 Measures and Metrics. Structural Metrics. Degree distribution Average path length Centrality Degree, Eigenvector, Katz, Pagerank , Closeness, Betweenness Hubs and Authorities Transitivity Clustering coefficient Reciprocity Signed Edges and Structural balance Similarity

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Freenet: A Distributed Anonymous Information Storage and Retrieval System

Freenet: A Distributed Anonymous Information Storage and Retrieval System. Josh Colvin CIS 590, Fall 2011. What are the goals of Freenet?. Anonymity Repudiability Resilience Efficiency Decentralization. Locating Files. File Keys Keyword-signed key (KSK) Signed-subspace key (SSK)

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