collaborators

7 papers

cs.LG2026

OpenRFM: Dissecting Relational In-Context Learning

Zhikai Chen, Junyu Yin, Jialiang Gu +5

Relational Foundation Models (RFMs) promise a single pre-trained predictor that, given any relational database, returns predictions in one forward pass via relational in-context le…

cs.AI2026

Exploring Cross-Scenario Generality of Agentic Memory Systems: Diagnostics and a Strong Baseline

Zhikai Chen, Jialiang Gu, Junyu Yin +6

LLM agents accumulate histories that outgrow their context windows, motivating a growing literature on memory systems. Yet most existing designs are tuned to a single scenario (mul…

cs.LG2026

Multi-Rollout On-Policy Distillation via Peer Successes and Failures

Weichen Yu, Xiaomin Li, Yizhou Zhao +8

Large language models are often post-trained with sparse verifier rewards, which indicate whether a sampled trajectory succeeds but provide limited guidance about where reasoning s…

cs.LG2026

Experience Sharing in Mutual Reinforcement Learning for Heterogeneous Language Models

Xiaoze Liu, Dhananjay Ram, Yuting Zhang +3

We introduce Mutual Reinforcement Learning, a framework for concurrent RL post-training in which heterogeneous LLM policies exchange typed experience while keeping separate paramet…

physics.optics2026

Polariton-mediated binding of anti-aligned dipolar excitons

Haifeng Kang, Quanbing Guo, Tianyi Zhou +7

Interacting bosonic quasiparticles are the cornerstone for exploring many-body physics and nonlinear quantum phenomena in correlated light-matter systems. Strongly interacting dipo…

physics.app-ph2025

Spin light-emitting devices in a 2D magnet

Fanglu Qin, Haiyang Liu, Aosai Yang +12

Emerging two-dimensional (2D) magnetic semiconductors represent transformative platforms to explore magneto-optics and opto-spintronic applications. Though 2D opto-spintronics has…