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# "This is Fake News": Characterizing the Spontaneous Debunking from Twitter Users to COVID-19 False Information
Kunihiro Miyazaki, Takayuki Uchiba, Kenji Tanaka, Jisun An, Haewoon Kwak, and Kazutoshi Sasahara
ICWSM 2023 (To appear)
arXiv

# Is ChatGPT better than Human Annotators? Potential and Limitations of ChatGPT in Explaining Implicit Hate Speech
Fan Huang, Haewoon Kwak, Jisun An
ACM Web Conference (Short paper) 2023 (To appear)
arXiv

# Chain of Explanation: New Prompting Method to Generate Higher Quality Natural Language Explanation for Implicit Hate Speech
Fan Huang, Haewoon Kwak, Jisun An
ACM Web Conference (Short paper) 2023 (To appear)
arXiv

# Political Wearing Masks Implies Refuting Trump?: Towards Target-specific User Stance Prediction across Events in COVID-19 and US Election 2020
Hong Zhang, Haewoon Kwak, Wei Gao, Jisun An
ACM Web Science Conference (WebSci) 2023 (To appear)
Link | PDF | arXiv

# Political Honeymoon Effect on Social Media: Characterizing Social Media Reaction to the Changes of Prime Minister in Japan
Kunihiro Miyazaki, Taichi Murayama, Akira Matsui, Masaru Nishikawa, Takayuki Uchiba, Haewoon Kwak, Jisun An
ACM Web Science Conference (WebSci) 2023 (To appear)
Link | PDF | arXiv

# Characterizing Spontaneous Ideation Contest on Social Media: Case Study on the Name Change of Facebook to Meta
Kunihiro Miyazaki, Takayuki Uchiba, Haewoon Kwak, Jisun An
Big Data (Short paper) 2022
Link | PDF | arXiv

# Who is Missing? Characterizing the Participation of Different Demographic Groups in a Korean Nationwide Daily Conversation Corpus
Haewoon Kwak, Jisun An, Kunwoo Park
ICWSM (Short paper) 2022
Link | PDF | arXiv

# Measuring 9 Emotions of News Posts from 8 News Organizations across 4 Social Media Platforms for 8 Months
Kholoud Khalil Aldous, Jisun An, and Bernard J. Jansen
ACM Transactions on Social Computing 2022
Link | PDF | arXiv

# What Really Matters?: Characterising and Predicting User Engagement of News Postings using Multiple Platforms, Sentiments and Topics
Kholoud Khalil Aldous, Jisun An, and Bernard J. Jansen
Behaviour & Information Technology 2022
Link | PDF | arXiv

# Storm the Capitol: Linking Offline Political Speech and Online Twitter Extra-Representational Participation on QAnon and the January 6 Insurrection
Claire Seungeun Lee, Juan Merizalde, John D Colautti, Jisun An, Haewoon Kwak
Frontiers in Sociology 2022
Link | PDF | arXiv

# Modeling political activism around gun debate via social media
Yelena Mejova, Jisun An, Gianmarco De Francisci Morales, and Haewoon Kwak
ACM Transactions on Social Computing 2022
Link | PDF | arXiv

# Precision Public Health Campaign: Delivering Persuasive Messages to Relevant Segments Through Targeted Advertisements on Social Media
Jisun An, Haewoon Kwak, Hanya M. Qureshi, and Ingmar Weber
JMIR Formative Research 2021
Link | PDF | arXiv

# Predicting Anti-Asian Hateful Users on Twitter during COVID-19
Jisun An, Haewoon Kwak, Claire Seungeun Lee, Bogang Jun, and Yong-Yeol Ahn
EMNLP-IJCNLP Findings 2021
Link | PDF | arXiv

# Estimating Homophily in Social Networks Using Dyadic Predictions
George Berry, Antonio Sirianni, Ingmar Weber, Jisun An, and Michael Macy
Sociological Science 2021
Link | PDF | arXiv

# FrameAxis: Characterizing Framing Bias and Intensity with Word Embedding
Haewoon Kwak, Jisun An, Yong-Yeol Ahn
PeerJ Computer Science 2021
Link | PDF | arXiv

# Populist Supporters on Reddit: A Comparison of Content and Behavioral Patterns Within Publics of Supporters of Donald Trump and Hillary Clinton
Andreas Jungherr, Oliver Posegga, Jisun An
Social Science Computer Review 2021
Link | PDF | arXiv

# Knowledge and Anxiety about COVID-19 in the State of Qatar, and the Middle East and North Africa Region--A Cross Sectional Study
Sathyanarayanan Doraiswamy, Sohaila Cheema, Patrick Maisonneuve, Amit Abraham, Ingmar Weber, Jisun An, Albert B. Lowenfels, and Ravinder Mamtani
International Journal of Environmental Research and Public Health 2021
Link | PDF | arXiv

# How-to Present News on Social Media: A Causal Analysis of Editing News Headlines for Boosting User Engagement
Kunwoo Park, Haewoon Kwak, Jisun An, Sanjay Chawla
ICWSM 2021
Link | PDF | arXiv

# Identifying and Characterizing Alternative News Media on Facebook
Samuel S. Guimares, Julio C. S. Reis, Lucas Lima, Filipe N. Ribeiro, Marisa Vasconcelos, Jisun An, and Haewoon Kwak, Fabrcio Benevenuto
ASONAM 2020
Link | PDF | arXiv

# A Systematic Media Frame Analysis of 1.5 Million New York Times Articles from 2000 to 2017
Haewoon Kwak, Jisun An, Yong-Yeol Ahn
ACM Web Science Conference (WebSci) 2020
Link | PDF | arXiv

# What Was Written vs. Who Read It: News Media Profiling Using Text Analysis and Social Media Context
Ramy Baly, Georgi Karadzhov, Jisun An, Haewoon Kwak, Yoan Dinkov, Ahmed Ali, James Glass, Preslav Nakov
ACL 2020
Link | PDF | arXiv

# Empirical Evaluation of Three Common Assumptions in Building Political Media Bias Datasets
Soumen Ganguly, Juhi Kulshrestha, Jisun An, Haewoon Kwak
ICWSM 2020
Link | PDF | arXiv

# Persona Perception Scale: Development and Exploratory Validation of an Instrument for Evaluating Individuals' Perceptions of Personas
Joni Salminen, Joao M. Santos, Haewoon Kwak, Jisun An, Soon-gyo Jung, Bernard J. Jansen
International Journal of Human-Computer Studies 2020
Link | PDF | arXiv

# Tanbih: Get To Know What You Are Reading
Yifan Zhang, Giovanni Da San Martino, Alberto Barrón-Cedeño, Salvatore Romeo, Jisun An, Haewoon Kwak, Todor Staykovski, Israa Jaradat, Georgi Karadzhov, Ramy Baly, Kareem Darwish, James Glass, Preslav Nakov
EMNLP-IJCNLP (System Demonstrations) 2019
Link | PDF | arXiv

# View, Like, Comment, Post: Analyzing User Engagement by Topic at 4 Levels across 5 Social Media Platforms for 53 News Organizations
Kholoud Khalil Aldous, Jisun An, Bernard J. Jansen
ICWSM 2019
Link | PDF | arXiv

# Political Discussions in Homogeneous and Cross-Cutting Communication Spaces
Jisun An, Haewoon Kwak, Oliver Posegga, Andreas Jungherr
ICWSM 2019
Link | PDF | arXiv

# The Challenges of Creating Engaging Content: Results from a Focus Group Study of a Popular News Media Organization
Kholoud Khalil Aldous, Jisun An, Bernard J. Jansen
CHI (Extended Abstracts) 2019
Link | PDF | arXiv

# Stylistic Features Usage: Similarities and Differences Using Multiple Social Networks
Kholoud Khalil Aldous, Jisun An, Bernard J. Jansen
Social Informatics (SocInfo) 2019
Link | PDF | arXiv

# Social media mining for journalism
Arkaitz Zubiaga, Bahareh Heravi, Jisun An, Haewoon Kwak
Online Information Review 2019
Link | PDF | arXiv

# Predicting Audience Engagement Across Social Media Platforms in the News Domain
Kholoud Khalil Aldous, Jisun An, Bernard J. Jansen
Social Informatics (SocInfo) 2019
Link | PDF | arXiv

# Gender and Racial Diversity in Commercial Brands' Advertising Images on Social Media
Jisun An, Haewoon Kwak
Social Informatics (SocInfo) 2019
Link | PDF | arXiv

# Discursive Power in Contemporary Media Systems: A Comparative Framework
Andreas Jungherr, Oliver Posegga, Jisun An
The International Journal of Press/Politics (IJPP) 2019
Link | PDF | arXiv

# Confusion Prediction from Eye-Tracking Data: Experiments with Machine Learning
Joni Salminen, Mridul Nagpal, Haewoon Kwak, Jisun An, Soon-gyo Jung, Bernard J. Jansen
Information Systems and Technologies (IST) 2019
Link | PDF | arXiv

# Automatic Persona Generation for Online Content Creators: Conceptual Rationale and a Research Agenda
Joni Salminen, Bernard J. Jansen, Jisun An, Haewoon Kwak, Soon-Gyo Jung
Personas - User Focused Design 2019
Link | PDF | arXiv

# Reports of the Workshops Held at the 2018 International AAAI Conference on Web and Social Media
Managing Editor, Jisun An, Rumi Chunara, David J. Crandall, Darian Frajberg, Megan French, Bernard J. Jansen, Juhi Kulshrestha, Yelena Mejova, Daniel M. Romero, Joni Salminen, Amit Sharma, Amit Sheth, Chenhao Tan, Samuel Hardman Taylor, Sanjaya Wijeratne
AI Magazine 2018
Link | PDF | arXiv

# Imaginary People Representing Real Numbers: Generating Personas from Online Social Media Data
J. An, H. Kwak, S. Jung, J. Salminen, M. Admad, B. Jansen
ACM Transactions on the Web (TWEB) 2018
Link | PDF | arXiv

# SemAxis: A Lightweight Framework to Characterize Domain-Specific Word Semantics Beyond Sentiment
Jisun An, Haewoon Kwak, Yong-Yeol Ahn
ACL 2018
Link | PDF | arXiv

# What We Read, What We Search: Media Attention and Public Attention Among 193 Countries
Haewoon Kwak, Jisun An, Joni Salminen, Soon-Gyo Jung, Bernard J. Jansen
WWW 2018
Link | PDF | arXiv

# Persona Perception Scale: Developing and Validating an Instrument for Human-Like Representations of Data
Joni Salminen, Haewoon Kwak, João M. Santos, Soon-Gyo Jung, Jisun An, Bernard J. Jansen
CHI (Extended Abstracts) 2018
Link | PDF | arXiv

# From 2,772 segments to five personas: Summarizing a diverse online audience by generating culturally adapted personas
Joni Salminen, Sercan Şengün, Haewoon Kwak, Bernard J Jansen, Jisun An, Soon-gyo Jung, Sarah Vieweg, D Fox Harrell
First Monday 2018
Link | PDF | arXiv

# Fixation and Confusion: Investigating Eye-Tracking Participants' Exposure to Information in Personas
Joni Salminen, Bernard J. Jansen, Jisun An, Soon-Gyo Jung, Lene Nielsen, Haewoon Kwak
CHIIR 2018
Link | PDF | arXiv

# Findings of a User Study of Automatically Generated Personas
Joni Salminen, Soon-Gyo Jung, Jisun An, Haewoon Kwak, Bernard J. Jansen
Extended Abstracts of the 2018 CHI Conference on Human Factors in Computing Systems (CHI) 2018
Link | PDF | arXiv

# Diversity in Online Advertising: A Case Study of 69 Brands on Social Media
Jisun An, Ingmar Weber
Social Informatics (SocInfo) 2018
Link | PDF | arXiv

# Customer segmentation using online platforms: isolating behavioral and demographic segments for persona creation via aggregated user data
Jisun An, Haewoon Kwak, Soon-gyo Jung, Joni Salminen, Bernard J Jansen
Social Network Analysis and Mining (SNAM) 2018
Link | PDF | arXiv

# Automatic Persona Generation (APG): A Rationale and Demonstration
Soon-gyo Jung, Joni Salminen, Haewoon Kwak, Jisun An, Bernard J. Jansen
Proceedings of the 2018 Conference on Human Information Interaction & Retrieval (CHIIR) 2018
Link | PDF | arXiv

# Assessing the Accuracy of Four Popular Face Recognition Tools for Inferring Gender, Age, and Race
Soon-gyo Jung, Jisun An, Haewoon Kwak, Joni Salminen, Bernard Jansen
ICWSM 2018
Link | PDF | arXiv

# Are personas done?: Evaluating the usefulness of personas in the age of online analytics
Joni Salminen, Bernard J Jansen, Jisun An, Haewoon Kwak, Soon-Gyo Jung
Persona Studies 2018
Link | PDF | arXiv

# Anatomy of Online Hate: Developing a Taxonomy and Machine Learning Models for Identifying and Classifying Hate in Online News Media
Joni Salminen, Hind Almerekhi, Milica Milenković, Soon-gyo Jung, Jisun An, Haewoon Kwak, Bernard Jansen
ICWSM 2018
Link | PDF | arXiv

# 'Is More Better?': Impact of Multiple Photos on Perception of Persona Profiles
Joni Salminen, Lene Nielsen, Soon-Gyo Jung, Jisun An, Haewoon Kwak, Bernard J. Jansen
CHI 2018
Link | PDF | arXiv

# Reports of the Workshops Held at the 2017 International AAAI Conference on Web and Social Media
Jisun An, Giovanni Luca Ciampaglia, Nir Grinberg, Kenneth Joseph, Alexios Mantzarlis, Gregory Maus, Filippo Menczer, Nicholas Proferes, Brooke Foucault Welles
AI Magazine 2017
Link | PDF | arXiv

# Leveraging Social Analytics Data for Identifying Customer Segments for Online News Media
B. J. Jansen, S. Jung, J. Salminen, J. An, H. Kwak
2017 IEEE/ACS 14th International Conference on Computer Systems and Applications (AICCSA) 2017
Link | PDF | arXiv

# Generating Cultural Personas from Social Data: A Perspective of Middle Eastern Users
J. Salminen, S. Sengün, H. Kwak, B. Jansen, J. An, S. Jung, S. Vieweg, D. F. Harrell
2017 5th International Conference on Future Internet of Things and Cloud Workshops (FiCloudW) 2017
Link | PDF | arXiv

# Who Are Your Users? Comparing Media Professionals' Preconception of Users to Data-Driven Personas
Lene Nielsen, Soon-Gyo Jung, Jisun An, Joni Salminen, Haewoon Kwak, Bernard J. Jansen
Proceedings of the 29th Australian Conference on Computer-Human Interaction 2017
Link | PDF | arXiv

# What Gets Media Attention and How Media Attention Evolves Over Time: Large-Scale Empirical Evidence from 196 Countries
Jisun An, Haewon Kwak
WWW 2017
Link | PDF | arXiv

# Viewed by too many or viewed too little: Using information dissemination for audience segmentation
Bernard J. Jansen, Soon-Gyo Jung, Joni Salminen, Jisun An, Haewoon Kwak
Proceedings of the Association for Information Science and Technology (ASIS&T) 2017
Link | PDF | arXiv

# Reports of the Workshops Held at the 2016 International AAAI Conference on Web and Social Media
Jisun An, David J. Crandall, Roman Fedorov, Casey Fiesler, Fabio Giglietto, Bahareh Heravi, Jessica Pater, Konstantinos Pelechrinis, Daniele Quercia, Katrin Weller, Arkaitz Zubiaga
AI Magazine 2017
Link | PDF | arXiv

# Personas for Content Creators via Decomposed Aggregate Audience Statistics
Jisun An, Haewoon Kwak, Bernard J. Jansen
ASONAM 2017
Link | PDF | arXiv

# Persona Generation from Aggregated Social Media Data
Soon-Gyo Jung, Jisun An, Haewoon Kwak, Moeed Ahmad, Lene Nielsen, Bernard J. Jansen
CHI (Extended Abstracts) 2017
Link | PDF | arXiv

# Multiplex Media Attention and Disregard Network among 129 Countries
Haewoon Kwak, Jisun An
ASONAM 2017
Link | PDF | arXiv

# Multidimensional Analysis of the News Consumption of Different Demographic Groups on a Nationwide Scale
Jisun An, Haewoon Kwak
Social Informatics (SocInfo) 2017
Link | PDF | arXiv

# Inferring social media users' demographics from profile pictures: A Face++ analysis on Twitter users
Soon-Gyo Jung, Jisun An, Haewoon Kwak, Joni Salminen, Bernard J Jansen
Proceedings of 17th International Conference on Electronic Business 2017
Link | PDF | arXiv

# Demographics of News Sharing in the U.S. Twittersphere
Julio C.S. Reis, Haewoon Kwak, Jisun An, Johnnatan Messias, Fabrício Benevenuto
Hypertext 2017
Link | PDF | arXiv

# Data-Driven Approach to Measuring the Level of Press Freedom Using Media Attention Diversity from Unfiltered News
Jisun An, Haewon Kwak
NECO 2017
Link | PDF | arXiv

# Convergence of Media Attention Across 129 Countries
Jisun An, Hassan Aldarbesti, Haewoon Kwak
Social Informatics (SocInfo) 2017
Link | PDF | arXiv

# Validating social media data for automatic persona generation
J. An, H. Kwak, B. J. Jansen
2016 IEEE/ACS 13th International Conference of Computer Systems and Applications (AICCSA) 2016
Link | PDF | arXiv

# Towards Automatic Persona Generation Using Social Media
J. An, H. Cho, H. Kwak, M. Z. Hassen, B. J. Jansen
2016 IEEE 4th International Conference on Future Internet of Things and Cloud Workshops (FiCloudW) 2016
Link | PDF | arXiv

# Two Tales of the World: Comparison of Widely Used World News Datasets GDELT and EventRegistry
Haewoon Kwak, Jisun An
NECO 2016
Link | PDF | arXiv

# Revealing the Hidden Patterns of News Photos: Analysis of Millions of News Photos through GDELT and Deep Learning-based Vision APIs
Haewoon Kwak, Jisun An
NECO 2016
Link | PDF | arXiv

# High correlation of Middle East respiratory syndrome spread with Google search and Twitter trends in Korea
Soo-Yong Shin, Dong-Woo Seo, Jisun An, Haewoon Kwak, Sung-Han Kim, Jin Gwack, Min-Woo Jo
Scientific reports 2016
Link | PDF | arXiv

# Are You Charlie or Ahmed? Cultural Pluralism in Charlie Hebdo Response on Twitter
Jisun An, Haewoon Kwak, Yelena Mejova, Sonia Alonso Saenz De Oger, Braulio Gomez Fortes
ICWSM 2016
Link | PDF | arXiv

# #greysanatomy vs. #yankees: Demographics and Hashtag Use on Twitter
Jisun An, Ingmar Weber
ICWSM 2016
Link | PDF | arXiv

# Whom should we sense in social sensing-analyzing which users work best for social media now-casting
Jisun An, Ingmar Weber
EPJ Data Science 2015
Link | PDF | arXiv

# Consumers and suppliers: attention asymmetries. A case study of Al Jazeera's news coverage and comments
S. Abbar, A. Jisun, H. Kwak, M. Yacine, B. H. Javier
Computational Journalism Symposium 2015
Link | PDF | arXiv

# Breaking the News: First Impressions Matter on Online News
Julio Rieis, Fabrício de Souza, Pedro Vaz de Melo, Raquel Prates, Haewoon Kwak, Jisun An
ICWSM 2015
Link | PDF | arXiv

# Understanding News Geography and Major Determinants of Global News Coverage of Disasters
Haewoon Kwak, Jisun An
Computational Journalism Symposium 2014
Link | PDF | arXiv

# Sharing political news: the balancing act of intimacy and socialization in selective exposure
Jisun An, Daniele Quercia, Meeyoung Cha, Krishna Gummadi, Jon Crowcroft
EPJ Data Science 2014
Link | PDF | arXiv

# Recommending Investors for Crowdfunding Projects
Jisun An, Daniele Quercia, Jon Crowcroft
WWW 2014
Link | PDF | arXiv

# Partisan Sharing: Facebook Evidence and Societal Consequences
Jisun An, Daniele Quercia, Jon Crowcroft
Proceedings of the Second ACM Conference on Online Social Networks (COSN) 2014
Link | PDF | arXiv

# A first look at global news coverage of disasters by using the gdelt dataset
Haewoon Kwak, Jisun An
Social Informatics (SocInfo) 2014
Link | PDF | arXiv

# Why Individuals Seek Diverse Opinions (or Why They Don't)
Jisun An, Daniele Quercia, Jon Crowcroft
ACM Web Science Conference (WebSci) 2013
Link | PDF | arXiv

# Why Do I Retweet It? An Information Propagation Model for Microblogs
Fabio Pezzoni, Jisun An, Andrea Passarella, Jon Crowcroft, Marco Conti
ACM Web Science Conference (WebSci) 2013
Link | PDF | arXiv

# Traditional Media Seen from Social Media
Jisun An, Daniele Quercia, Meeyoung Cha, Krishna Gummadi, Jon Crowcroft
ACM Web Science Conference (WebSci) 2013
Link | PDF | arXiv

# Fragmented Social Media: A Look into Selective Exposure to Political News
Jisun An, Daniele Quercia, Jon Crowcroft
WWW 2013
Link | PDF | arXiv

# Visualizing Media Bias through Twitter
Jisun An, Meeyoung Cha, Krishna Gummadi, Jon Crowcroft, Daniele Quercia
SocMed 2012
Link | PDF | arXiv

# Media Landscape in Twitter: A World of New Conventions and Political Diversity
Jisun An, Meeyoung Cha, Krishna Gummadi, Jon Crowcroft
ICWSM 2011
Link | PDF | arXiv

# A social transitivity-based data dissemination scheme for opportunistic networks
Jaesung Ku, Yangwoo Ko, Jisun An, Dongman Lee
2010 IEEE International Symposium on A World of Wireless, Mobile and Multimedia Networks (WoWMoM) 2010
Link | PDF | arXiv

# Interference-aware routing protocol in multi-radio wireless mesh networks
Byoungheon Shin, Yangwoo Ko, Jisun An, Dongman Lee
Proceedings of the 4th international conference on future internet technologies 2009
Link | PDF | arXiv

# A social relation aware routing protocol for mobile ad hoc networks
Jisun An, Yangwoo Ko, Dongman Lee
2009 IEEE International Conference on Pervasive Computing and Communications (PerCom) 2009
Link | PDF | arXiv