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Workshop on Social Big Data Analytics

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See the tutorial at
https://netlytic.org/home/?page_id=461

Location; CarltonU, Ottawa, Nov 13, 2014

Published in: Education
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Workshop on Social Big Data Analytics

  1. 1. Social Big Data Analytics Workshop Anatoliy Gruzd gruzd@ryerson.ca @gruzd Associate Professor, Ted Rogers School of Management Director, Social Media Lab Ryerson University Ottawa, Canada November 13, 2015
  2. 2. SocialMediaLab.ca
  3. 3. 1 PB = 1000 terabytes 3 Defining Big Data (3Vs) source: http://consumer.media.seagate.com
  4. 4. Defining Big Data • Large data sets • Structured & Unstructured • Live data • Machine-generated vs User-generated Anatoliy Gruzd 4
  5. 5. Growth of Social Big Data from Online Social Networks Facebook 1B users Twitter 500M users Social Media sites have become an integral part of our daily lives!
  6. 6. Example: Twitter data & metadata + Anatoliy Gruzd 6
  7. 7. Example: Twitter data & metadata (2) Anatoliy Gruzd Source: https://www.scribd.com/doc/30146338/map-of-a7-tweet
  8. 8. Social Media Data Stewardship • Social Media Data Stewardship – processes related to all aspects of managing social media data including collection, storage, analysis, publishing, reuse and preservation of data • Today’s focus on COLLECTION ANALYSIS Anatoliy Gruzd 8
  9. 9. COLLECTION Increasing Access to Social Big Data via API (Application Programmable Interface) Anatoliy Gruzd source: http://www.programmableweb.com 9
  10. 10. COLLECTION Increasing Access to Social Big Data via Data Resellers Anatoliy Gruzd 10
  11. 11. ANALYSIS Making Sense of Social Big Data Big Data Social Decision Making in domains such as Politics, Health Care and Education Anatoliy Gruzd 11
  12. 12. ANALYSIS Making Sense of Social Big Data Social Big Data -> Visualizations -> Understanding (Development, Application & Validation) Anatoliy Gruzd 12
  13. 13. ANALYSIS Making Sense of Social Big Data Example: Geo-based Analysis Anatoliy Gruzd 13
  14. 14. ANALYSIS Making Sense of Social Big Data Example: Geo-based Analysis Anatoliy Gruzd Source: https://blog.twitter.com/2013/the-geography-of-tweets Geography of Twitter Networks
  15. 15. ANALYSIS Making Sense of Social Big Data Example: Geo-based Analysis Tracking Hate Speech on Twitter Source: http://www.fenuxe.com/tag/geo-coded Anatoliy Gruzd 15
  16. 16. ANALYSIS Making Sense of Social Big Data Example: Content Analysis Popular Topics over Time in Tweets that mentioned “Ukraine” (2014-02-18 - 2014-03-14) Anatoliy Gruzd 16
  17. 17. ANALYSIS Making Sense of Social Big Data Example: Network Analysis Social Network Analysis (SNA) • Nodes = People • Edges /Ties (lines) = Relations/ “Who talks to whom” Anatoliy Gruzd 17
  18. 18. ANALYSIS Advantages of Social Network Analysis • Reduce the large quantity of data into a more concise representation • Makes it much easier to understand what is going on in user-driven data Once the network is discovered, we can find out: • How do people interact with each other, • Who are the most/least active members of a group, • Who is influential in a group, • Who is susceptible to being influenced, etc… Anatoliy Gruzd 18
  19. 19. ANALYSIS Making Sense of Social Big Data Example: Network Analysis Social Media Use during the 2011 Canadian Federal Election There are some pockets of political polarization on Twitter But Twitter has potential for supporting open cross-ideological discourse Conservative Liberal Spam Unknown & Undecided NDP Left Green Bloc Other Gruzd, A. and Roy, J (2014). Political Polarization on Social Media: Do Birds of a Feather Flock Together on Twitter? Policy & Internet.
  20. 20. ANALYSIS Making Sense of Social Big Data Example: Network Analysis Communication of health-related information in blogs Gruzd, A., Black, F.A., Le, Y., Amos, K. (2012). Investigating Biomedical Research Literature in the Blogosphere: A Case Study of Diabetes and HbA1c. Journal of the Medical Library Association 100(1): 34-42.
  21. 21. ANALYSIS Making Sense of Social Big Data Example: Network Analysis Communication of health-related information in blogs Gruzd, A., Black, F.A., Le, Y., Amos, K. (2012). Investigating Biomedical Research Literature in the Blogosphere: A Case Study of Diabetes and HbA1c. Journal of the Medical Library Association 100(1): 34-42.
  22. 22. Social Media Research Toolkit maintained by the Social Media Lab http://socialmedialab.ca/?page_id=7801 TOOLS Anatoliy Gruzd 22
  23. 23. Anatoliy Gruzd Netlytic.org cloud-based research infrastructure for automated text analysis & discovery of social networks from social big data Ne two r k s S t a t s C o n t e n t 23 TOOLS
  24. 24. Tutorial: Analyzing Conversations about #Ebola on Twitter https://netlytic.org/home/?page_id=461 Anatoliy Gruzd 24

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