What Survives the Stress Test? 18 New Papers from ACM TORS (Vol. 4; Issue 4; December)
The latest issue of ACM Transactions on Recommender Systems brings 18 new papers, including 13 “Highlights of RecSys’24.” Volume 4, Issue 4 covers a broad...
When Defaults Become Research Questions: 10 New ACM TORS Papers
Recommender systems have accumulated a comfortable collection of conventions. Give every user the same number of interest vectors. Evaluate explanations using the first recommendation. Use...
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 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...
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...
Call for Papers: Challenges in Modern Multimodal Recommender Systems (ACM TORS)
Update 2026-06-09: Deadline Extended to September 30, 2026 Multimodal recommendation is one of those ideas that sounds obvious until one looks more closely. Of course...
Music Recommender Systems: Call for Papers by ACM TORS for a Special Issue
Music recommendation is an unusually difficult problem. It is not only about matching listeners to songs. It is also a matter of balancing the interests...
ACM TORS enters the Chinese CCF ranking: Does it matter and what are the consequences?
ACM Transactions on Recommender Systems (ACM TORS) has now been included in the China Computer Federation Ranking (CCF Ranking) (PDF). In the newly updated list,...