Proceedings
Workshop Proceedings will be available here.
Workshop Program, Monday, September 28, 2026 (morning only)
Room: St Croix 1 (80 ppl)
Session 1: Chair Prof. Martijn C. Willemsen
08:30 AM - 08:40 AM Opening Remarks
08:40 AM - 09:20 AM Keynote Talk - Speaker: Prof. Bart Knijnenburg
09:20 AM - 09:40 AM Why This, Not That? Mining User Profiles for Pair-wise Counterfactuals. Meysam Varasteh, Veronika Bogina, Noam Koenigstein, Robin Burke
09:40 AM - 10:00 AM Structured vs. LLM-Realized Recommender Explanations Under Shared Recommendation Evidence: A Controlled Human-Centered Comparison. Sidra Naveed, Abdullah Abdullah, Gunnar Stevens
10:00 AM - 10:30 AM Coffee Break!
Session 2: Chair Prof. Peter Brusilovsky
10:30 AM - 10:45 AM Why Didn't More People See It? Recommendation Transparency for Providers. Meysam Varasteh, Robin Burke
10:45 AM - 11:00 AM Where Do News Recommendations Appear? A Systematic Interface Mapping of 75 European News Websites. Hanne Vandenbroucke, Annelien Smets
11:00 AM - 11:15 AM Goal-Oriented Navigation in Carousel-Based Recommender Systems. Behnam Rahdari, Peter Brusilovsky
11:15 AM - 11:30 AM Detecting Usability Issues in Recommender Systems with Multimodal Large Language Models. Sebastian Lubos, Alexander Felfernig, Viet-Man Le, Thi Ngoc Trang Tran
11:30 AM - 11:50 AM Pulling the Right Levers: Steerable Collaborative Autoencoders with Sparse Autoencoders. Martin Spisak, Vojtech Vancura, Rodrigo Alves, Petr Skoda, Ladislav Peska
11:50 AM - 12:00 PM Closing Remarks
12:00 PM - 01:30 PM Lunch Break!
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