Gephi Cookbook

Gephi Cookbook

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Gephi Cookbook

Buy this Book

Overview of this book

Gephi Cookbook

Credits

About the Author

Acknowledgments

About the Reviewers

www.PacktPub.com

Preface

Free Chapter

Getting Started with Gephi

Introduction

Installing Gephi

Troubleshooting the Gephi installation

Exploring Gephi's graphical user interface

The basics of working in the Overview mode

The basics of working in the Data Laboratory mode

The basics of working in the Preview mode

Basic Graph Manipulations

Introduction

Generating a random graph

Selecting and highlighting nodes in the graph

Coloring and sizing nodes in the graph

Adding nodes and edges to the graph

Editing node attributes in the graph

Finding out the shortest path in the graph

Setting the edge and label properties

Setting basic properties for graphs, nodes, edges, and labels

Changing the background color of the graph

Generating a heat map for the graph

Showing convex hulls for a graph where a hierarchy exists

Showing/hiding various parts of the graph

Reverting changes in the graph to the original presets

Creating a PNG file directly from the graph window in user-specified sizes

Using Graph Layout Algorithms

Introduction

Using the Clockwise Rotate layout algorithm

Using the Counter-Clockwise Rotate layout algorithm

Using the Contraction layout algorithm

Using the Expansion layout algorithm

Using the Force Atlas layout algorithm

Using the Force Atlas 2 layout algorithm

Using the Fruchterman Reingold layout algorithm

Using the Label Adjust layout algorithm

Using the Random Layout algorithm

Using the Yifan Hu layout algorithm

Using the Yifan Hu Proportional layout algorithm

Using the Yifan Hu Multilevel layout algorithm

Working with Partition and Ranking Algorithms

Introduction

Partitioning the graph based on node attributes

Partitioning the graph based on edge attributes

Configuring node colors in a graph by ranking nodes

Configuring node sizes in a graph by ranking nodes

Configuring node label colors in a graph by ranking nodes

Configuring node label sizes in a graph by ranking nodes

Configuring edge colors in a graph by ranking edges

Configuring the colors of edge labels in a graph by ranking edges

Configuring the size of edge labels in a graph by ranking edges

Running Metrics, Filters, and Timelines

Introduction

Selecting a list of metrics for a graph

Finding the average degree and average weighted degree of a graph

Finding the network diameter

Finding graph density

Finding the HITS value for a graph

Finding a graph's modularity

Finding a graph's PageRank

Finding connected components in a graph

Getting a node overview of a graph

Getting an edge overview of a graph

Getting dynamic statistics for a graph

Applying individual filters on a graph

Applying a combination of filters on a graph

Filtering dynamic graphs based on time intervals

Working in the Data Laboratory Mode

Introduction

Importing a spreadsheet

Adding and deleting nodes in a graph

Changing the attributes of an existing node in a graph

Adding and deleting edges in a graph

Changing the attributes of an existing edge in a graph

Adding/deleting columns

Merging columns

Copying data between columns

Filtering, searching, and modifying data based on particular attributes

Creating columns with dynamic regular expression filtering

Exporting a table

Getting Graphs and Networks Ready for Preview

Introduction

Previewing and fine-tuning a graph in the Default mode

Previewing and fine-tuning a graph in the Default Curved mode

Previewing and fine-tuning a graph in the Default Straight mode

Previewing and fine-tuning a graph in the Text outline mode

Previewing and fine-tuning a graph in the Black Background mode

Previewing and fine-tuning a graph in the Edges Custom Color mode

Previewing and fine-tuning a graph in the Tag Cloud mode

Exporting a graph in the SVG, PNG, or PDF format

Exploring Dynamic and Multilevel Graphs

Introduction

Building dynamic/temporal graphs in Gephi

Working with dynamic/temporal graphs

Working with multilevel graphs

Expanding and contracting subgraphs in metanodes

Clustering links and attributes

Getting Real-world Graph Datasets

Introduction

Exploring the Web and Internet domain – EuroSiS Web mapping study

Exploring the Web and Internet domain – the Internet dataset

Exploring social networks – Zachary's karate club dataset

Exploring social networks – Twitter's mentions and retweets dataset

Exploring biological networks – the C. Elegans neural network dataset

Exploring biological networks – the yeast dataset

Exploring the infrastructure domain – the airlines dataset

Importing data from MySQL databases

Importing data from Neo4j databases

Importing data via NodeXL

Exploring Some Useful Gephi Plugins

Introduction

Exporting networks on the Web using Seadragon

Exporting rich interactive visualizations using Sigma.js

Describing complex network structures using GEXF

Generating world maps

Performing social network analysis

Index

Customer Reviews

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Chapter 2. Basic Graph Manipulations

In this chapter, we will cover the following recipes:

Generating a random graph
Selecting and highlighting nodes in the graph
Coloring and sizing nodes in the graph
Adding nodes and edges to the graph
Editing node attributes in the graph
Finding out the shortest path in the graph
Setting the edge and label properties
Setting basic properties for graphs, nodes, edges, and labels
Changing the background color of the graph
Generating a heat map for the graph
Showing convex hulls for a graph where a hierarchy exists
Showing/hiding various parts of the graph
Reverting changes in the graph to the original presets
Creating a PNG file directly from the graph window in user-specified sizes

Gephi Cookbook

Gephi Cookbook

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Gephi Cookbook

Chapter 2. Basic Graph Manipulations