111 citations · 303 across the 22 of their papers we have counts for
23 papers
Enhancing Spatiotemporal Traffic Prediction through Urban Human Activity Analysis
Sumin Han, Youngjun Park, Minji Lee +2
Traffic prediction is one of the key elements to ensure the safety and convenience of citizens. Existing traffic prediction models primarily focus on deep learning architectures to…
A Survey on Predicting the Factuality and the Bias of News Media
Preslav Nakov, Husrev Taha Sencar, Jisun An +1
The present level of proliferation of fake, biased, and propagandistic content online has made it impossible to fact-check every single suspicious claim or article, either manually…
How-to Present News on Social Media: A Causal Analysis of Editing News Headlines for Boosting User Engagement
Kunwoo Park, Haewoon Kwak, Jisun An +1
To reach a broader audience and optimize traffic toward news articles, media outlets commonly run social media accounts and share their content with a short text summary. Despite i…
What Was Written vs. Who Read It: News Media Profiling Using Text Analysis and Social Media Context
Ramy Baly, Georgi Karadzhov, Jisun An +5
Predicting the political bias and the factuality of reporting of entire news outlets are critical elements of media profiling, which is an understudied but an increasingly importan…
A Systematic Media Frame Analysis of 1.5 Million New York Times Articles from 2000 to 2017
Haewoon Kwak, Jisun An, Yong-Yeol Ahn
Framing is an indispensable narrative device for news media because even the same facts may lead to conflicting understandings if deliberate framing is employed. Therefore, identif…
Going beyond accuracy: estimating homophily in social networks using predictions
George Berry, Antonio Sirianni, Ingmar Weber +2
In online social networks, it is common to use predictions of node categories to estimate measures of homophily and other relational properties. However, online social network data…
Tanbih: Get To Know What You Are Reading
Yifan Zhang, Giovanni Da San Martino, Alberto Barrón-Cedeño +10
We introduce Tanbih, a news aggregator with intelligent analysis tools to help readers understanding what's behind a news story. Our system displays news grouped into events and ge…
Gender and Racial Diversity in Commercial Brands' Advertising Images on Social Media
Jisun An, Haewoon Kwak
Gender and racial diversity in the mediated images from the media shape our perception of different demographic groups. In this work, we investigate gender and racial diversity of…
Political Discussions in Homogeneous and Cross-Cutting Communication Spaces
Jisun An, Haewoon Kwak, Oliver Posegga +1
Online platforms, such as Facebook, Twitter, and Reddit, provide users with a rich set of features for sharing and consuming political information, expressing political opinions, a…
SemAxis: A Lightweight Framework to Characterize Domain-Specific Word Semantics Beyond Sentiment
Jisun An, Haewoon Kwak, Yong-Yeol Ahn
Because word semantics can substantially change across communities and contexts, capturing domain-specific word semantics is an important challenge. Here, we propose SEMAXIS, a sim…
What We Read, What We Search: Media Attention and Public Attention Among 193 Countries
Haewoon Kwak, Jisun An, Joni Salminen +2
We investigate the alignment of international attention of news media organizations within 193 countries with the expressed international interests of the public within those same…
Multiplex Media Attention and Disregard Network among 129 Countries
Haewoon Kwak, Jisun An
We built a multiplex media attention and disregard network (MADN) among 129 countries over 212 days. By characterizing the MADN from multiple levels, we found that it is formed pri…
Demographics of News Sharing in the U.S. Twittersphere
Julio C. S. Reis, Haewoon Kwak, Jisun An +2
The widespread adoption and dissemination of online news through social media systems have been revolutionizing many segments of our society and ultimately our daily lives. In thes…
What Gets Media Attention and How Media Attention Evolves Over Time - Large-scale Empirical Evidence from 196 Countries
Jisun An, Haewoon Kwak
It is known that news topics, covered more frequently and over longer periods of time, are considered to be important to the public. Hence, what gets media attention and how media…
Data-driven Approach to Measuring the Level of Press Freedom Using Media Attention Diversity from Unfiltered News
Jisun An, Haewoon Kwak
Published by Reporters Without Borders every year, the Press Freedom Index (PFI) reflects the fear and tension in the newsroom pushed by the government and private sectors. While t…
Revealing the Hidden Patterns of News Photos: Analysis of Millions of News Photos Using GDELT and Deep Learning-based Vision APIs
Haewoon Kwak, Jisun An
In this work, we analyze more than two million news photos published in January 2016. We demonstrate i) which objects appear the most in news photos; ii) what the sentiments of new…
Two Tales of the World: Comparison of Widely Used World News Datasets GDELT and EventRegistry
Haewoon Kwak, Jisun An
In this work, we compare GDELT and Event Registry, which monitor news articles worldwide and provide big data to researchers regarding scale, news sources, and news geography. We f…
#greysanatomy vs. #yankees: Demographics and Hashtag Use on Twitter
Jisun An, Ingmar Weber
Demographics, in particular, gender, age, and race, are a key predictor of human behavior. Despite the significant effect that demographics plays, most scientific studies using onl…
Whom Should We Sense in "Social Sensing" -- Analyzing Which Users Work Best for Social Media Now-Casting
Jisun An, Ingmar Weber
Given the ever increasing amount of publicly available social media data, there is growing interest in using online data to study and quantify phenomena in the offline "real" world…
Breaking the News: First Impressions Matter on Online News
Julio Reis, Fabrıcio Benevenuto, Pedro O. S. Vaz de Melo +3
A growing number of people are changing the way they consume news, replacing the traditional physical newspapers and magazines by their virtual online versions or/and weblogs. The…
Understanding News Geography and Major Determinants of Global News Coverage of Disasters
Haewoon Kwak, Jisun An
In this work, we reveal the structure of global news coverage of disasters and its determinants by using a large-scale news coverage dataset collected by the GDELT (Global Data on…
Recommending Investors for Crowdfunding Projects
Jisun An, Daniele Quercia, Jon Crowcroft
To bring their innovative ideas to market, those embarking in new ventures have to raise money, and, to do so, they have often resorted to banks and venture capitalists. Nowadays,…
Partisan Sharing: Facebook Evidence and Societal Consequences
Jisun An, Daniele Quercia, Jon Crowcroft
The hypothesis of selective exposure assumes that people seek out information that supports their views and eschew information that conflicts with their beliefs, and that has negat…