This study attempted to describe on how political discourse develops through social media’s hashtags. #PolriSesuaiProsedur hashtag originally appeared quell another viral hashtag, #PercumaLaporPolisi. used network analysis between multiple internet accounts shed light conversations media can actually develop into public based the #PolriSesuaiProsedur. research became important since it would sh...

In this paper we present the TWitterBuonaScuola corpus (TW-BS), a novel Italian linguistic resource for Sentiment Analysis, developed with the main aim of analyzing the online debate on the controversial Italian political reform “Buona Scuola” (Good school), aimed at reorganizing the national educational and training systems. We describe the methodologies applied in the collection and annotatio...

Sexism and sexual harassment are not uncommon in online environments such as social networking sites, forums, and video games. This experiment investigated whether users’ anonymity and level of interactivity with sexist content on social media influenced sexist attitudes and offline behavior. Participants (N = 172) used a Twitter account that was anonymous or had personally identifying details....

As online social networks become extremely popular in these days, people communicate and exchange information for various purposes. In this paper, we investigate patterns of information diffusion and behaviors of participating users in Twitter, which would be useful to verify the effectiveness of marketing and publicity campaigns. We characterize Twitter hashtag cascades corresponding to differ...

From Tehran Square to Gezi Park, Twitter is an emergent tactic of protestors in the public square. Our work utilizes the theoretical framework of contentious politics and its human geographic extension as a framework for examining the role of “place” in Twitter-based networks of resistance. We examine Twitter traffic about local instantiations of Occupy Wall Street across eight cities. The stud...

In 2013 American Express introduced the use of “social” commerce for their card holders into Twitter using the notion of “Order by tweet:” transactions were initiated and confirmed within Twitter using unique hashtags. Shortly after American Express, in 2014, Amazon.com initiated their version of social commerce with #AmazonCart, where product requests were sent from Twitter to user’s carts in ...

This supplementary material looks at performing Bayesian inference on the Twitter-Network Topic Model (TNTM) presented in the main article. In the TNTM, combining a GP with a HPYP makes its posterior inference non-trivial. Hence, we employ approximate inference by alternatively performing MCMC sampling on the HPYP topic model and the network model, conditioned on each other. For the HPYP topic ...

Our everyday language reflects our psychological and cognitive state and effects the states of other individuals. In this contribution we look at the intersection between motivational state and language. We create a set of hashtags, which are annotated for the degree to which they are used by individuals to mark-up language that is indicative of a collection of factors that interact with an ind...

Twitter has been used for engaging with audiences online in several popular political movements. In this paper we explore factors that influence the engagement of Twitter users during the recent Occupy Wall Street movement, where engagement is measured by retweets and hashtag usage related to the movement. Through analyzing Twitter activities of more than 18,000 users, we found that users’ gene...