Full Conference Papers

Author(s) Title
Arpan Dam, Hunny Chandra, and Bivas Mitra DTInf: Dynamic Topic-Aware Influence Maximization with Incremental Embedding Updates
Gabriela Ozegovic, Thorsten Ruprechter, and Denis Helic Reddit’s Appetite: Predicting User Engagement with Nutritional Content
Georg Ahnert, Antonio Ferrara, and Claudia Wagner Fairness-Aware Ranking Recovery from Pairwise Comparisons
Sedat Dogan, Nina Dethlefs, and Debarati Chakraborty Early Multimodal Prediction of Cross-Lingual Meme Virality on Reddit: A Time-Window Analysis
Adyn Gallagher, Hanjing Shi, and Dominic DiFranzo Designing for Safety in Sensitive Online Spaces: The Role of Pseudonymity and Verification Friction
Isuru Ariyarathne, Gangani Ariyarathne, Alessandro Flammini, Filippo Menczer, and Alexander Nwala Behavior Change as a Signal for Identifying Social Media Manipulation
Jessica Stiegelmayer, Arabella Petz, Leo Bruckmüller, Jakob Fehle, Michael Achmann-Denkler, and Christian Wolff Exploring Large-Scale Social Media Data Using Sentiment Analysis and Topic Modeling – A Case Study of Instagram Posts in Context of the 2024 German Government Crisis
Dimosthenis Antypas, Christian Arnold, Jose Camacho-Collados, Nedjma Ousidhoum, and Carla Perez-Almendros Causal Effects of Politically Charged Words in Social Media Discussions: A Large-Scale Case Study about UK Politics on Reddit
Alex Leitch, Celia Chen, and Jennifer Golbeck A Digital Architecture of Belonging: Tracking Physical Community Formation Through Email Communications
Henry Tari and Adriana Iamnitchi Measuring Privacy vs. Fidelity in Synthetic Social Media Datasets
Fangping Lan, Abdullah Aljebreen, and Eduard Dragut Why They Link: An Intent Taxonomy for Including Hyperlinks in Social Posts
Farhan Samir, Jappun Dhillon, Meghna Ravikumar, Syed Ishtiaque Ahmed, and Vered Shwartz Quantifying Media Representation Dynamics Across 25 Years of News Reporting on Policing-related Deaths
Md Taukir Azam Chowdhury, Vagelis Hristidis, Kevin Esterling, Jannat Ara Meem, and Zabir Al Nazi Comparing the Subjective Opinions and Justifications of LLMs and Web Search Engines
Tianwei Xu and Yohei Seki Transformer-based Risk Screening of Gaming Addiction from Reddit Posts and Posting Burstiness
Davide Bassi, Martin Pereira-Farina, and Renata Vieira Navigating the Disagreement Space: A Case Study on Persistent YouTube Users’ Interactions in Immigration-Related Discussions
Soorya Ram Shimgekar, Ruining Zhao, Agam Goyal, Violeta Rodriguez, Paul Bloom, Navin Kumar, Hari Sundaram, and Koustuv Saha Detecting Early and Implicit Suicidal Ideation via Longitudinal and Information Environment Signals on Social Media
Fakhri Momeni, Sarah Sajid, and Johannes Kiesel From Guidelines to Practice: Evaluating the Reproducibility of Methods in Computational Social Science
Xiao Luo, Xiang Fang, Yuechen Wu, Preethika Chidara, and Rob Elliott Assessing the Reliability of a Large Multimodal Model for Scoring and Reasoning Commercial Videos
Tom Bidewell, Artemis Deligianni, Tuğrulcan Elmas, Clare Llewellyn, and Björn Ross Gendered Communication Patterns of Political Elites on Truth Social
Arpan Dam, Sougata Roy, and Bivas Mitra FairGCL: Embedding Fairness for Influence Maximization with Graph Contrastive Learning
Janine Schröder, Daniel Matter, and Juergen Pfeffer Spread the Word! Dynamics of Collaboration in Translocal Social Movement Groups on Telegram
Nikiforos Fasfalis, Pantelis Kyriakidis, Despoina Chatzakou, Theodora Tsikrika, Stefanos Vrochidis, and Ioannis Kompatsiaris Interactive Clustering through Deep Metric Learning: A Study on Loss Function
Geovana Silva de Oliveira, Ana Paula Couto Silva, Fabricio Murai, and Carlos H. G. Ferreira Who Shapes Brazil’s Vaccine Debate? Semi-Supervised Modeling of Stance and Polarization in YouTube’s Media Ecosystem
Soroush Karimi, Marcos Oliveira, and Diogo Pacheco The Hidden Rise of Toxicity: How Retweets Obscure Increasing Hostility in Brazilian Politics
Kauan Costa, Helen Lima, Carlos H. G. Ferreira, and Filipe Ribeiro The Anatomy of Political Advertising: Spending, Efficiency, and Targeting Strategies on Meta Platforms During the Brazilian Elections
Jaein Shim, Maximilian Kreutner, and Markus Strohmaier Long-Term Topic Dynamics in U.S. News Coverage
Nandini Arimanda, Achyuth Mukund, Sakthi Balan Muthiah, and Rajesh Sharma Invisible Influences: Investigating Implicit Intersectional Biases through Persona Engineering in Large Language Models
Samuel Guimarães, Filipe Ribeiro, Oana Goga, and Fabricio Benevenuto Which Types of Brazilian Telegram Groups are More Susceptible to being Politicized?
Sehrish Qummar, Alireza Mohammadinodooshan, and Niklas Carlsson Uneven Toxicity Dynamics: A Multi-Dimensional Analysis of Toxicity and Engagement in Instagram News
Alessio Tosolini and Jason Jeffrey Jones From Tumblr to Twitter: Evidence of NSFW Community Migration via Bio Keyword Prediction
Rian Wagner Costa, Lívia Dâmaso, Carlos Henrique Ferreira, Carolina Xavier, and Vinícius Vieira When Discourse Meets Behavior: Cross-Platform and Multilingual Fandom Dynamics during High-Impact Events
Rustom M. Dubash and Sorelle A. Friedler Self-Promotion in LLM Recommendations
Marisa Vasconcelos, Giovana Machado, Igor Costa, and Jussara Almeida Framing AI on YouTube: A Comparative Analysis of Discourse in Brazil and the United States
Raphael Hoheisel, Tom Meurs, Jai Wientjes, Marianne Junger, Abhishta Abhishta, and Masarah Paquet-Clouston Assessing Crime Disclosure Patterns in a Large-Scale Cybercrime Forum
Upasana Dutta and Yasmine Houri Framing the Fringe: Dynamics of Ingroup and Outgroup Narratives in Fringe Telegram Channels

Short Conference Papers

Author(s) Title
Gourab K. Patro, Srimoyee Mukhopadhyay, Arsh Banerjee, Daniel Abreu, Kevin Perkins, Siddharth Kotwal, Vijay Nagaraj Sivakumaran, Aram Bidzyan, and Diganta Nayak APLE: A Framework for Adaptable and Personalized Live Explainability for Recommender Systems
Sandy Liu, Ella Haig, and Eni Mustafaraj Interpreting Short Social Media Videos with Multimodal LLMs: A Validation Experiment
Akrati Saxena, Aman Singh, Harsh Saxena, and Rasmus Helles Tracking the Trackers: Structural Evolution of Web-Tracking on Educational Websites
Veronika Batzdorfer and Oliver Tölkes Directional Semantic Drift Across Grokipedia Versions: A Diffusion-Manifold Analysis
Gangani Ariyarathne, Isuru Ariyarathne, Greatness Emmanuel-King, Kate Lawal, and Alexander Nwala Identifying the Geographic Foci of US Local News
Luka Bekavac and Simon Mayer Broken Links and Fading Stories: How Dominant Online Platforms Subvert the Hypermedia Foundation of the Web
Chengqian Wang, Arjumand Younus, and Kalpana Shankar Analysing Logs of LLM-Based Counselling-Style Conversation Agents: A Perspective from NLP
Akitaka Yamashita and Keishi Tajima Home Location Leakage via Weather-Related Social Media Posts
Saul S. da Rocha, Carlos H. V. Silva, Mateus J. da Silva, José T. Neto, Carlos H. G. Ferreira, and Glauber D. Gonçalves Socio-Technical Constraints and Cross-Platform Model Generalization: Text Classification in Brazilian Public Security
Ira Kokoshko and Robert Jäschke Ancient GeoCities: A Dataset of Temporally Annotated Web Pages

Posters

Author(s) Title
Alexander Loth, Dominique Conceicao Rosario, Peter Ebinger, Martin Kappes, and Marc-Oliver Pahl [System Name]: Reclaiming Trust on the AI-Mediated Web Through On-Device Image Provenance Verification
Claudio Gutierrez and Daniel Hernández On the Meaning of the Web as an Object of Study
Julia Weiss, Axel Burger, Joss Roßmann, Jan Eric Meurer, and Ali Abusaleh From Images to Topics: Evaluating Vision-Language Models for Topic Classification of Election Advertising
Johannes Kiesel, Christina Viehmann, Felix Victor Münch, Arnim Bleier, Chung-Hong Chan, Po-Chun Chang, Raniere Gaia Costa da Silva, Ahrabhi Kathirgamalingam, Muhammad Taimoor Khan, Stephan Linzbach, Fakhri Momeni, Ran Yu, Claudia Wagner, and Stefan Dietze The Methods Hub: A Community Portal for Finding and Re-Using Methods
Maloth Rajashekar, Posimshetty Chaitanya Shesha Govind, Thirumalareddy Sudheshna Reddy, Nakka Sai Sankar, Roshni Chakraborty, Flavio Bertini, and Mahua Bhattacharya EchoShield: Understanding Structural Hole Spanners to Mitigate Echo Chambers
Sebastian Sünkler, Dirk Lewandowski, Sebastian Schultheiß, and Oliver Koop Information Diversity and Authority Shifts in Google’s AI Overviews: An Audit of Health Queries
Erica Coppolillo and Simone Mungari Unexpected Knowledge: Auditing Wikipedia and Grokipedia Search Recommendations
Alexander Loth, Martin Kappes, and Marc-Oliver Pahl Can Humans Tell? A Dual-Axis Study of Human Perception of LLM-Generated News
Jeffrey Henrikson and Jen Golbeck Climate Change Memes from The Political Poles
Michael Dinzinger, Natanael Arndt, Ben Böck, Jelena Mitrović, and Michael Granitzer The WebKurator.de Platform: Combined Regional and Topical Web Curation
Farane Jalali Farahani and Steffen Staab Steering Stereotypes: Inference-Time Intervention on Social Group Descriptions Generated by Large Language Models
Isadora Cristina, Julio Reis, Bernardo Queiroz, and Fabrício Benevenuto Brazil Data Commons: Unified Platform for Analyzing Public Data from Different Repositories
Dianna Gonzalez, Nina Howley, Emma Lurie, and Eni Mustafaraj Discrepancies in the Geotargeting of Spanish vs English Google Search Results During the 2024 US Elections
Sirajam Munira and Lydia Manikonda The Day My Chatbot Changed: Characterizing the Mental Health Impacts of Social AI App Updates via Negative User Reviews
Benedikt Wotka, Bennett Daniel, Cenk Erdogan, Ashish Rajendra Sai, and Adriana Iamnitchi Citation Farming on ResearchGate: Blatant and Effective
Ludwig Schulte, Dino Pasic, Catalina Goanta, and Adriana Iamnitchi Multi-Platform Analysis of Electoral Discourse on Social Media as a Research Infrastructure Problem
Sushil Awale, Omkar Gavali, Ratan Sebastian, Christoph Rippe, Anett Hoppe, Thomas Risse, and Ralph Ewerth Examining Gender and Racial Bias in Vision-language Models within Colonial Contexts
John Bianchi, Manuel Pratelli, Fabio Pinelli, and Marinella Petrocchi News Source Profiling from Articles text: A Benchmark Study