James Cook
Rank: 51 / 4486
45 selected videos
Thinking about 2 Mode Networks (with walkthrough)
This first half video for the undergraduate social networks course of the University of Maine at Augusta generally discusses the difference between two-mode and one-mode network data with reference to affiliation and adjacency matrices. The second half of the video walks through the means by which two-mode affiliation data can be collected and converted into one-mode data (without matrix algebra for simplicity's sake), using the example of the 126th Maine State Legislature.
Related topics : first social network
Importing Social Network Data into R through CSV Files
This video walks through the process of loading social network data into R for use with the package igraph by 1) typing in a short edge list into an R script), 2) importing a CSV file of an edge list, 3) importing a CSV file of an adjacency matrix. Shot for the University of Maine at Augusta
Related topics : social network data
Homophily in Ego Networks (plus Bears)
Social network homophily is not simply the preference to associate with similar others, and measuring the share of a person's friends who are like that person is not the same as measuring homophily. A video for the undergraduate social networks course at the University of Maine at Augusta explains why -- with bears.
Related topics : social network measures
Why Study Ego Networks?
This video for the undergraduate social networks course of the University of Maine at Augusta considers the question, "Why Study Ego Networks?" Why not simply study entire social networks with all of the nodes and ties contained therein? There are multiple answers to this question, and we consider a few of them after reviewing the distinction between an ego network and a complete network.
Related topics : social network
How to Enter NodeXL Edge Lists and Begin Visualizing Networks
This brief video for the University of Maine at Augusta Analyzing Social Media course walks through a session of entering edge lists and using some elementary visualization techniques with the software package NodeXL, available for free at http://nodexl.codeplex.com . University of Maine at Augusta is on the web at http://uma.edu .
Related topics : social network visualization software free