This presentation define network structure and commonly used sources for data collection in social network analysis. The presentation is prepared for DALMOOC by Dragan Gasevic.

1. Network structure and
data sources
Dragan Gašević
@dgasevic

2. Network elements
• Actors – nodes or vertex

3. Network elements
• Relations – ties, edges, arcs, links
Undirected

4. Network elements
• Relations – ties, edges, arcs, links
Undirected,
weighted

5. Network elements
• Relations – ties, edges, arcs, links

6. Relations can represent…
friendship, advice, hindrance,
communication, …

7. Network representation
A
B
C
D

8. Network representation
A
B
C
D

9. Data sources
Self-reports

10. Data sources
Email
https://www.youtube.com/watch?v=ryP83jM-Du8

11. Data sources
Followers/following
Retweets, favorites, and replies
Even references to hashtags

12. Data sources
http://www.snappvis.org/
Dawson, S., Bakharia, A., & Heathcote, E. (2010). SNAPP: Realising the affordances of real-time SNA within networked
learning environments. In Proceedings of the 7th International Conference on Networked Learning (pp. 125-133).

13. Data sources
Class enrollments
-cross-class networks-
Gašević, D., Zouaq, A., Jenzen, R. (2013). Choose your Classmates, your GPA is at Stake!' The Association of Cross-
Class Social Ties and Academic Performance. American Behavioral Scientist, 57(10), 1459-1478. doi:
10.1177/0002764213479362