Katherine Ognyanova on Life, the Universe, and Networked Media   RSS Feed

All Posts Tagged Tag: ‘network analysis’

Network Viz Ko1

Static and dynamic network visualization with R

[June 2016 update] This tutorial has been updated and extended. The new version includes additional information (more on interactive JS networks, geographic data, etc). If you want to see the old version, it is still available here. You can also get the new tutorial PDF and code here or on GithHub. Please be patient: the frame below contains a lot …

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Network Data

Network datasets

Since I started posting network tutorials on this site, people will occasionally write to ask me about the included example datasets. I also get e-mails from people asking where they might find network data to use for a project or in teaching. Seems like a good idea to post a quick reply here. The datasets included in my tutorials are …

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Gephi R Sunbelt2016

Sunbelt network visualization: R and Gephi tutorials

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 Network visualization with R: workshop handout (PDF) Network visualization …

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Network Viz

Upcoming network visualization workshops at Sunbelt and POLNET

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 will once again include visualizations featuring baskets full of …

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Igraph

Network analysis with R and igraph: NetSci X Tutorial

Get the tutorial PDF and code, or download on GithHub.

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Network structure and personality traits

Personality Traits and the Structure
of Multiplex Networks

Personality Traits and the Structure of Multiplex Networks (Download PDF).

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Image Networks Gephi R Feat

Facebook data collection and photo network visualization with Gephi and R

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 on GitHub Gist kindly pointed out a couple of sneaky typos – those are now fixed. Gephi is one of my favorite network visualization tools – it offers a wide variety of customizable layouts, allows for sophisticated …

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BostonDataSwap 900x350

Boston Data Day 2013 Skill-A-Thon

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 the network visualization software Gephi here. You will also …

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Media Topics: A Dynamic Network Visualization

Topics in Mainstream Media:
A Dynamic Network Visualization

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. The key factors I look into include popularity, ownership, …

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Intro to Network Software: UCINET, NodeXL, Gephi, R, Statnet, ERGM, Siena

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

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 network tools – from the classic UCINET program through …

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ANN Conference: Social Movements and Network Science

Social Movements and Network Theory: ANN International Conference

Once a year, the Annenberg Networks Network (ANN) at USC and the Science of Networks in Communities Laboratory (SONIC) at Northwestern University convene an international seminar on network science.  The conference organizers include Manuel Castells, Noshir Contractor, Janet Fulk, and Peter Monge. The seminar that took place at USC this April was dedicated to the application of network science to …

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AcademicRSS Feat

Communication, Networks, and Visualization RSS Feed Bundles

If like me you’re getting most of your daily news from RSS, you may find this post helpful. Google Reader allows its users to put together and share bundles of feeds. Here are a few useful thematic collections of academic and blog RSS streams. You can find more of my bundles on communication, media, technology and data visualization here.

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MediaNets

Actors and Links in the Media System:
Taking a Network Perspective

Exploring the structure of relationships between news organizations, issues, and audience members is key to understanding the media system.  The paper I’m posting here (just presented at ICA 2011, Boston) looks into a range of network types available to media researchers: inter-organizational, semantic, issue, hyperlink, and social graphs. It discusses important predictors of tie formation and dissolution – and the theoretical …

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FbNetOII Right 925 260

Network Analysis Basics and Applications
to Online Data

Network Analysis basics and applications to online data. Download PDF. (resource for the Annenberg program for Online Communities)

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USCANN Feat

USC Annenberg Networks Network:
A Prezi Introduction

USC Annenberg Networks Network group – a Prezi introduction

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