Kardia-R1: Unleashing LLMs to Reason toward Understanding and Empathy for Emotional Support via Rubric-as-Judge Reinforcement Learning Paper ⢠2512.01282 ⢠Published Dec 1, 2025 ⢠3 ⢠1
How Do Decoder-Only LLMs Perceive Users? Rethinking Attention Masking for User Representation Learning Paper ⢠2602.10622 ⢠Published Feb 11 ⢠23 ⢠3