2011 Fall Database Management Class : Visualizing Favorite Tweets by Treemap

1. Database Management Project
Tweets Vault
Eungchan Kim
http://news.gather.com/viewArticle.action?articleId=281474979251703

2. http://www.great-seo.co.uk/link-
strategy/social-computing-for-link-building/ http://www.great-seo.co.uk/link-
strategy/social-computing-for-
link-building/
Who is the most influential person to me?
Who gives useful information to me?

3. 575 favorites
46 favorites

4. Centrality
answer to “Which is the most important, or
central, node in a network?”

5. Influential Tweet
can be simply defined as its retweet number.

6. My Favorite Tweets
Influential User
depends on how many s/he
has influential tweets in my
favorite tweets list.
3 1 1

7. Treemap Visualization
1) Size
The bigger square, the more influential user/tweet.
5
1
2 3
4

8. Treemap Visualization
2) Position
3
1
Left-Upper position is
for more influential
user/tweet. 4
2
5

9. Treemap Visualization
3) Color
3
1
Strong color tends to
be more influential.
4
2
5
but this application does not apply this concept.

10. Development Procedure
Crawling Favorite Tweets
Creating MySQL DB
Inserting into the DB
Python / MySQL
Visualizing Favorites Tweets
HTML/PHP/Javascript

11. Favoritee
has many posts many
User Tweet
has a favorites many
Favoriter

12. E-R Diagram

13. Sample Query

14. Prototype
Tweets Vault
http://newsmap.jp

15. Live Demo