ACM TORS Volume 4, Issue 3: From SIGIR’24 Highlights to Reproducible Recommendation Research
The September 2026 issue of ACM Transactions on Recommender Systems (vol. 4, no. 3) follows two movements in recommender-systems research at once: models are incorporating...
From reproducible evidence to safer and more useful recommendations: nine new ACM TORS articles
We are pleased to announce nine newly accepted articles in ACM Transactions on Recommender Systems. The collection reflects a field that is broadening its understanding...
ACM’s New AI Policy Is Almost Right: AI-Written Papers Are Not the Problem. Unaccountable Papers Are!
ACM has changed its authorship policy on AI, and the core message is simple: AI-assisted writing no longer needs to be disclosed. Authors may use...
ACM RecSys Reviews Were Due — Now Comes the SPC Triage
The ACM RecSys review deadline has passed. Reviews were due on May 27, and the review process is now in one of its less visible...
New LensKit-Auto brings TPE, DeepCAVE and new LensKit Core features
Disclaimer: I am also head of the Intelligent Systems Group, which developed LensKit-Auto A new step for LensKit-Auto The Intelligent Systems Group at the University...
ACM TORS enters Web of Science: another step in the journal’s maturation
ACM Transactions on Recommender Systems has been selected for coverage in the Emerging Sources Citation Index of the Web of Science Core Collection. For a...
ACM TORS: Information Director vs. Outreach Editor
The old “Information Director” Joeran Beel is now the new “Outreach Editor” Joeran Beel. ACM TORS thanks ACM, Association for Computing Machinery, for accepting the...
Attention in RecSys: When Attention Stops Paying for Itself
Part 1 of a series on scaling user sequence modeling in production RecSys. Don’t want to read a wall of text? Here’s the audio/video explainer,...
ACM TORS Raises the Bar: The New Policy for Better Reproducibility in Offline Studies
ACM Transactions on Recommender Systems (ACM TORS) is placing increased emphasis on methodological rigor in submissions that rely on offline evaluation. The goal is to...
Dr. Dr. Recommender Systems: Mounia Lalmas becomes an honorary doctor in Gothenburg
The University of Gothenburg has appointed Mounia Lalmas (-Roelleke) as an honorary doctor at its Faculty of Science and Technology. That is a nice sentence...