Ask HN: What are the Recommender Systems papers from 2024-2025?
I’ve been keeping up with the classics (NCF, Wide & Deep, LightGCN), but the field seems to have shifted dramatically in the last 18–24 months toward LLM-based reasoning and graph-based retrieval at scale.I’m looking for the "state of the art" in 2026. Specifically:LLM4Rec: Beyond just using LLMs for feature engineering—who is doing generative recommendation well?Retrieval vs. Ranking: Any...