ranking tweets considering trust and relevance srijith ravikumar , raju balakrishnan, subbarao...

Ranking Tweets Considering Trust and Relevance Srijith Ravikumar, Raju Balakrishnan, Subbarao Kambhampati

srijith@asu.edu rajub@asu.edu rao@asu.edu

Query Results: Britney SpearsTwitter Results TweetRank Results

(Oops?!) Britney Spears is Engaged... Again! - its britney: http://t.co/1E9LsaH7

In entertainment: Britney Spears engaged to marry her longtime boyfriend and former agent Jason Trawick.

RT @GMA: Britney Spears Engaged Again http://t.co/5Ly0lga4

#Britney #Spears #engaged to #boyfriend: #report: LOS ANGELES (Reuters) -

Britney Spears engaged: http://t.co/gpQQ2S6I"

Congratulations to Britney Spears and her beau Jason Trawick for getting engaged via a 3.5 carat ring! …..

How do we rank tweets considering trustworthiness and relevance?Surface web uses hyperlink analysis between the pages.Twitter consider retweets as “links” between the tweets for ranking.

Retweets are sparse, and often planted or passively retweeted.

We Model the Tweet eco-system as a tri-layer graph.

Agreement-edge weights between the tweets are computed using the Soft TF-IDF with Jaro-Winkler similarity.Ranking-score is equal to sum of the edge weights.

Followers Hyperlinks

Tweeted By Tweeted URL

Completed WorkFuture Work Future Work

Build Implicit links between the tweets containing the same fact, and analyze the link-structure.

Top-k Relevance Comparison

Top-k Trust Comparison

Spread of false information reduces the usability of Microblogs.