activity
20242026
collaborators

5 papers

cs.AI2026

Learn More with Less: Uncertainty Consistency Guided Query Selection for RLVR

Hao Yi, Yulan Hu, Xin Li +3

Large Language Models (LLMs) have recently improved mathematical reasoning through Reinforcement Learning with Verifiable Reward (RLVR). However, existing RLVR algorithms require l…

cs.AI2026

AMAP Agentic Planning Technical Report

AMAP AI Agent Team, Yulan Hu, Xiangwen Zhang +22

We present STAgent, an agentic large language model tailored for spatio-temporal understanding, designed to solve complex tasks such as constrained point-of-interest discovery and…

cs.AI2025

SPPD: Self-training with Process Preference Learning Using Dynamic Value Margin

Hao Yi, Qingyang Li, Yulan Hu +3

Recently, enhancing the numerical and logical reasoning capability of Large Language Models (LLMs) has emerged as a research hotspot. Existing methods face several limitations: inf…

cs.LG2024

Video-Text Dataset Construction from Multi-AI Feedback: Promoting Weak-to-Strong Preference Learning for Video Large Language Models

Hao Yi, Qingyang Li, Yulan Hu +3

High-quality video-text preference data is crucial for Multimodal Large Language Models (MLLMs) alignment. However, existing preference data is very scarce. Obtaining VQA preferenc…

cs.LG2024

TSO: Self-Training with Scaled Preference Optimization

Kaihui Chen, Hao Yi, Qingyang Li +4

Enhancing the conformity of large language models (LLMs) to human preferences remains an ongoing research challenge. Recently, offline approaches such as Direct Preference Optimiza…