Connected Action

NodeXL has updated again (v.1.0.1.109) with new network metrics.  The application now calculates path length data for your network, reporting the Maximum Geodesic Distance and the Average Geodesic Distance.  The list of overall metrics NodeXL creates includes: Vertices (the number of nodes in the graph), Unique Edges, Edges With Duplicates, Total Edges, Self-Loops (Edges that point back at the node [...]

[Read more →]

There are hundreds of conferences sponsored by the ACM on almost every topic related to computing.  In some cases the same person will publish a paper in more than one conference, creating a tie between them.  Below is a network map application that displays a collection of ACM conferences connected by this authorship tie: [...]

[Read more →]

NodeXL has had a rudimentary flickr tag network data spigot for some time but we have just added a number of features to this data importer that makes it much more useful.
You can now select the number of network levels to include, an optional sample image file can be included for each tag, and the [...]

[Read more →]

Starting in version 100 NodeXL has added a data import feature for extracting social networks from the associations between users and videos in YouTube.  The new social media network data spigot offers insights into the ways YouTube is socially structured.  This spigot joins the existing twitter, flickr, and email data import providers present in NodeXL. [...]

[Read more →]

On December 4th, I will be attending the Oxford Internet Institute’s Forum on Relationships and the Internet which will feature researchers focused on computer-mediated relationships.  Rather than being used primarily to access information, people often use networked computing to access people, creating or sustaining relationships with others.  There are many ways in which the Internet [...]

[Read more →]

Version 95 of NodeXL is hot off the compiler and we are pleased to announce several major features that create a social media network analysis dashboard.  From the NodeXL interface it is now possible to import networks from twitter, flickr, email, and a range of social network file formats.  Coming soon: support for more spigots [...]

[Read more →]

The network created by “Who follows who among the people who tweeted “#CHI2010″. Node size is proportional to total tweets. Generated with NodeXL
On October 29th, I will be offering a workshop in Mountain View, California on the application of social network analysis to the measurement of social media.
The workshop will run from 9m to [...]

[Read more →]

Here is a great piece of social media research from the University of Maryland, College of Information Studies.
Prof. Jen Golbeck and Justin Grimes analyzed 6,000 tweets from United States Congress members.  They found some interaction but a dominant broadcast pattern of use with a focus on self-promotion.  The Washington Post headlines the results as “Tweeting Their [...]

[Read more →]

A recent paper makes use of NodeXL to create illustrations of data from connections among twitter users drawn from the United States presidential debates in October 2008.  One illustration highlights the major clusters in the network.

Tweet the Debates: Understanding Community Annotation of Uncollected Sources

Authors: Shamma, D.A.; Kennedy, L.; Churchill, E.F.
Source: ACM Multimedia, ACM, [...]

[Read more →]

My colleague at the Oxford Internet Institute, Bernie Hogan, is working on tools that collect personal Facebook network data and visualize the connections among your friends.
Here is an example: http://twitpic.com/9rvfq

It provides a good illustration of the ways a person’s social network is clumped into clusters built around life phases, workplaces, educational institutions, teams and locations.  [...]

[Read more →]

My colleagues Derek Hansen and Ben Shneiderman (University of Maryland) and I have just finished the second version of our tutorial/manual for the NodeXL social network analysis toolkit for Excel.
The latest version of the tutorial Analyzing Social Media Networks: Learning by Doing with NodeXL is now available from the University of Maryland Center for the [...]

[Read more →]

The Communities and Technologies conference is holding its 4th meeting in Penn State June 24-27.  This conference gathers a range of scholars interested in online community, social media, social networks, and mobile social software.  A paper “Analyzing (Social Media) Networks with NodeXL” has been accepted for publication in the conference!  Congrats to my co-authors!

Paper Title: Analyzing [...]

[Read more →]

++
Last week’s NodeXL meeting focused on the coming work items for the next release.  Four major items are lined up for the next few weeks.  We may publish a release once a few of these items are complete.
> Legends and axes with scale marks for the chart canvass.
This is part of our larger work [...]

[Read more →]

There has been significant progress in the NodeXL project!  We have just released version .84 that includes support for “schemes” that can set a collection of display attributes in a single click.  Along with updates to the menu ribbon, NodeXl v.84 is becoming a full featured platform for social network analysis in Excel.

http://www.flickr.com/photos/marc_smith/sets/72157617504025567/
I attended a [...]

[Read more →]

The 2009 meeting of the International Network for Social Network Analysis was recently held at the Bahia Resort Hotel in San Diego’s Mission Bay.
Carter Butts delivered a talk about “simple things” that govern the structure of social networks like the limited number of configurations networks can take when the number of nodes is lower [...]

[Read more →]