Vol. 15 (2021): Fifteenth International AAAI Conference on Web and Social Media
Full Papers
Understanding the Diverging User Trajectories in Highly-related Online Communities during the COVID-19 Pandemic
PDFFair Representation Learning for Heterogeneous Information Networks
PDFI Won the Election!: An Empirical Analysis of Soft Moderation Interventions on Twitter
PDFDiscourse Parsing for Contentious, Non-Convergent Online Discussions
PDFPerceptions of Retrospective Edits, Changes, and Deletion on Social Media
PDFOnline Communication Shifts in the Midst of the Covid-19 Pandemic: A Case Study on Snapchat
PDFUnderstanding the Invitation Acceptance in Agent-initiated Social E-commerce
PDFCross-Partisan Discussions on YouTube: Conservatives Talk to Liberals but Liberals Don’t Talk to Conservatives
PDFPolitical Bias and Factualness in News Sharing across more than 100,000 Online Communities
PDFNetwork Inference from a Mixture of Diffusion Models for Fake News Mitigation
PDFOn Predicting Personal Values of Social Media Users using Community-Specific Language Features and Personal Value Correlation
PDFGroup Link Prediction Using Conditional Variational Autoencoder
PDFTextual Analysis and Timely Detection of Suspended Social Media Accounts
PDFAn Embedding-based Joint Sentiment-Topic Model for Short Texts
PDFThe Healthy States of America: Creating a Health Taxonomy with Social Media
PDFTowards Emotion- and Time-Aware Classification of Tweets to Assist Human Moderation for Suicide Prevention
PDFVariation in Situational Awareness Information due to Selection of Data Source, Summarization Method, and Method Implementation
PDFOn Positive Moderation Decisions
PDF“Call me sexist, but…” : Revisiting Sexism Detection Using Psychological Scales and Adversarial Samples
PDFAssessing Media Bias in Cross-Linguistic and Cross-National Populations
PDFLearning to Classify Morals and Conventions: Artificial Intelligence in Terms of the Economics of Convention
PDFMisinformation Adoption or Rejection in the Era of COVID-19
PDFUnderstanding the Use of Fauxtography on Social Media
PDFRepresentation of Music Creators on Wikipedia, Differences in Gender and Genre
PDFThe Effect of Moderation on Online Mental Health Conversations
PDFImagine All the People: Characterizing Social Music Sharing on Reddit
PDFComputational Analysis of Bot Activity in the Asia-Pacific: A Comparative Study of Four National Elections
PDFAutomatic Discovery of Political Meme Genres with Diverse Appearances
PDFRAFFMAN: Measuring and Analyzing Sentiment in Online Political Forum Discussions with an Application to the Trump Impeachment
PDFCoordinated Behavior on Social Media in 2019 UK General Election
PDFMeasuring Societal Biases from Text Corpora with Smoothed First-Order Co-occurrence
PDFEmbeddings-Based Clustering for Target Specific Stances: The Case of a Polarized Turkey
PDFPolitical Discussion is Abundant in Non-political Subreddits (and Less Toxic)
PDFExercise? I thought you said ‘Extra Fries’: Leveraging Sentence Demarcations and Multi-hop Attention for Meme Affect Analysis
PDFHow Metaphors Impact Political Discourse: A Large-Scale Topic-Agnostic Study Using Neural Metaphor Detection
PDFHow-to Present News on Social Media: A Causal Analysis of Editing News Headlines for Boosting User Engagement
PDFMultilingual Contextual Affective Analysis of LGBT People Portrayals in Wikipedia
PDFThe Media During the Rise of Trump: Identity Politics, Immigration,”Mexican” Demonization and Hate-Crime
PDFUncovering Coordinated Networks on Social Media: Methods and Case Studies
PDFPopFactor: Live-Streamer Behavior and Popularity
PDFWeb Routineness and Limits of Predictability: Investigating Demographic and Behavioral Differences Using Web Tracking Data
PDFDeception Detection in Group Video Conversations using Dynamic Interaction Networks
PDFUser Identity Linkage for Different Behavioral Patterns across Domains
PDFMILE: A Multi-Level Framework for Scalable Graph Embedding
PDFExpertise and Dynamics within Crowdsourced Musical Knowledge Curation: A Case Study of the Genius Platform
PDFPolitical Depolarization of News Articles Using Attribute-Aware Word Embeddings
PDFContext-Based Quotation Recommendation
PDFNo Walk in the Park: The Viability and Fairness of Social Media Analysis for Parks and Recreational Policy Making
PDFMachine Learning Explanations to Prevent Overtrust in Fake News Detection
PDFHow Medical Crowdfunding Helps People? A Large-scale Case Study on the Waterdrop Fundraising
PDFExperience-Driven Peer Effects: Evidence from a Large Natural Experiment
PDFMore than Meets the Tie: Examining the Role of Interpersonal Relationships in Social Networks
PDFCEAM: The Effectiveness of Cyclic and Ephemeral Attention Models of User Behavior on Social Platforms
PDFMultilayer Graph Association Rules for Link Prediction
PDFDiscovering and Categorising Language Biases in Reddit
PDFPolitical Polarization in Online News Consumption
PDFX-Posts Explained: Analyzing and Predicting Controversial Contributions in Thematically Diverse Reddit Forums
PDFCannot Predict Comment Volume of a News Article before (a few) Users Read It
PDFSocial Facilitation Among Gamblers: A Large-Scale Study Using Account-Based Data
PDFThe Evolution of the Manosphere across the Web
PDFSudden Attention Shifts on Wikipedia During the COVID-19 Crisis
PDFRecTen: A Recursive Hierarchical Low Rank Tensor Factorization Method to Discover Hierarchical Patterns from Multi-modal Data
PDFAnalysis of Twitter Users’ Lifestyle Choices using Joint Embedding Model
PDFGlobal Gender Differences in Wikipedia Readership
PDFPartisan Responses to Fact-Checking in Online News Platforms: Evidence from a Political Rumor about the North Korean Leader
PDFEvaluating Audience Loyalty and Authenticity in Influencer Marketing via Multi-task Multi-relational Learning
PDFYou Don’t Know How I Feel: Insider-Outsider Perspective Gaps in Cyberbullying Risk Detection
PDFPosting Bot Detection on Blockchain-based Social Media Platform using Machine Learning Techniques
PDFModeling Collective Anticipation and Response on Wikipedia
PDFUnderstanding the Dynamics between Vaping and Cannabis Legalization Using Twitter Opinions
PDFUnder the Spotlight: Web Tracking in Indian Partisan News Websites
PDFWhich Node Attribute Prediction Task Are We Solving? Within-Network, Across-Network, or Across-Layer Tasks
PDFAn Analysis of Replies to Trump’s Tweets
PDFIt’s a Thin Line Between Love and Hate: Using the Echo in Modeling Dynamics of Racist Online Communities
PDFOn the Role of Micro-categories to Characterize Event Popularity in Meetup
PDFMarket Forces: Quantifying the Role of Top Credible Ad Servers in the Fake News Ecosystem
PDFIdentifying Misinformation from Website Screenshots
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Dataset Papers
A Dataset of State-Censored Tweets
PDFYouNiverse: Large-Scale Channel and Video Metadata from English-Speaking YouTube
PDFCheck Mate: Prioritizing User Generated Multi-Media Content for Fact-Checking
PDFMedia Cloud: Massive Open Source Collection of Global News on the Open Web
PDFTracking Knowledge Propagation Across Wikipedia Languages
PDFVoterFraud2020: a Multi-modal Dataset of Election Fraud Claims on Twitter
PDFFighting the COVID-19 Infodemic in Social Media: A Holistic Perspective and a Call to Arms
PDFCrisisBench: Benchmarking Crisis-related Social Media Datasets for Humanitarian Information Processing
PDFHumAID: Human-Annotated Disaster Incidents Data from Twitter with Deep Learning Benchmarks
PDFA Large Open Dataset from the Parler Social Network
PDFCOVID-19 Coverage By Cable and Broadcast Networks
PDFWhat’s Your Value of Travel Time? Collecting Traveler-Centered Mobility Data via Crowdsourcing
PDFA Dataset of Multidimensional and Multilingual Social Opinions for Malta’s Annual Government Budget
PDFMemes, Radicalisation, and the Promotion of Violence on Chan Sites
PDFCoVaxxy: A Collection of English-Language Twitter Posts About COVID-19 Vaccines
PDFABOME: A Multi-platform Data Repository of Artificially Boosted Online Media Entities
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Poster Papers
American Politicians Diverge Systematically, Indian Politicians do so Chaotically: Text Embeddings as a Window into Party Polarization
PDFA Research Agenda for Financial Opinion Mining
PDFEvolution of Retweet Rates in Twitter User Careers: Analysis and Model
PDFWell-Being Depends on Social Comparison: Hierarchical Models of Twitter Language Suggest That Richer Neighbors Make You Less Happy
PDFClassifying Reasonability in Retellings of Personal Events Shared on Social Media: A Preliminary Case Study with /r/AmITheAsshole
PDFRisk-aware Regularization for Opinion-based Portfolio Selection
PDFStudying Moral-based Differences in the Framing of Political Tweets
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