14 06, 2017

Static and dynamic network visualization with R

2018-07-11T14:46:37+00:00June 14th, 2017|Tags: , , , , , , , , , , , , , , , , , , , , , , , , , |

This is a comprehensive tutorial on network visualization with R. It covers data input and formats, visualization basics, parameters and layouts for one-mode and bipartite graphs; dealing with multiplex links, interactive and animated visualization for longitudinal networks; and visualizing networks on geographic maps. To follow the tutorial, download the code and [...]

6 04, 2016

Sunbelt network visualization: R and Gephi tutorials

2018-06-15T07:13:23+00:00April 6th, 2016|Tags: , , , , , , , , , , |

More details to follow, but for now: workshop materials from Sunbelt 2016.   Basic and Advanced Network Visualization with Gephi Sunbelt 2016 workshop materials Network visualization with Gephi: workshop handout (PDF) Network visualization with Gephi: example data files (ZIP)   Basic and Advanced Network Visualization with R Sunbelt 2016 workshop materials [...]

4 03, 2016

Upcoming network visualization workshops at Sunbelt and POLNET

2018-06-15T17:51:25+00:00March 4th, 2016|Tags: , , , , , , , , , |

In the next few months,  I will be running several network visualization workshops using R and Gephi at Sunbelt 2016 (Newport Beach, CA) and Political Networks (St. Louis, MO). The descriptions follow below - if you are going to one of the conferences, do stop by! By popular demand, the workshops [...]

10 01, 2016

Network analysis with R and igraph: NetSci X Tutorial

2018-07-11T14:53:08+00:00January 10th, 2016|Tags: , , , , , , , , , , , , , , , , |

Get the tutorial PDF and code, or download on GithHub. A more recent tutorial covering network basics with R and igraph is available here. If you find the materials useful, please cite them in your work – this helps me make the case that open publishing of digital materials like this [...]

10 03, 2015

The Congress Tweets You Never Did See

2018-06-16T01:04:05+00:00March 10th, 2015|Tags: , , , , , , |

Politicians Descriptive Party States URLs Terms/Tags Sentiment Term net [UPDATE 15/03/30] Check out this follow-up post to get the R code used to extract and clean the Politwoops & Twitter data. A package that automates the data collection is now available on GitHub: PolitwoopsR. For some months now, I've been playing [...]

19 04, 2014

Facebook data collection and photo network visualization with Gephi and R

2018-06-15T17:48:13+00:00April 19th, 2014|Tags: , , , , , , , , , |

Facebook Network: Gephi Facebook Network: igraph Facebook Network: qgraph [Update April 26 2o14] Esteban Moro reminded me that there's no need to manually rescale igraph layouts now - one can use layout.norm() instead (script updated accordingly). Hugle [...]

13 10, 2013

Boston Data Day 2013 Skill-A-Thon

2018-06-15T08:01:28+00:00October 13th, 2013|Tags: , , , , , , , , , , |

The Data Swap 2013 skill-a-thon organized by The Boston Globe, NULab for Texts, Maps, and Networks, and The Boston Area Research Initiative is taking place on October 17-18. The materials for the quick network tutorial I'm doing there are posted below. DataSwap 2013 network presentation (Download PDF). Visualizing network dynamics: Download [...]

12 02, 2013

Topics in Mainstream Media: A Dynamic Network Visualization

2018-06-22T00:17:50+00:00February 12th, 2013|Tags: , , , , , , , , , , , , |

My doctoral dissertation (defended a few months back) studies a dynamic network of news outlets and the topics they cover over time. It implements a measure of media fragmentation and uses actor-based modeling to evaluate the impact of economic, political, organizational, and structural forces on certain properties of the media agenda. [...]

21 12, 2012

Intro materials: network analysis software (UCINET, NodeXL, Gephi, Statnet, ERGM, RSiena)

2018-06-15T07:23:46+00:00December 21st, 2012|Tags: , , , , , , , , , , , , , , , , |

In the fall of 2012, I got to design & lead the weekly labs for a network seminar at USC. I also worked on the methods portion of the syllabus for the class. COMM 645: Communication Networks is a PhD-level course taught by Peter Monge. The labs cover a range of [...]