Book
Open access
Sep 2026
Intent-Description Anchoring Bias in LLM-as-a-Judge Evaluation of Recommender Systems
It is found that LLM judges are influenced by descriptions of a recommendation algorithm’s optimization objective, even when evaluating identical recommendation outputs, a phenomenon the authors term intent-description anchoring bias.
Himan Abdollahpouri, Kyle Kretschman, M. Lalmas
· Proceedings of the 20th ACM... · 0 citations