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cs.AI2025

Scheduling Your LLM Reinforcement Learning with Reasoning Trees

Hong Wang, Zhezheng Hao, Jian Luo +6

Using Reinforcement Learning with Verifiable Rewards (RLVR) to optimize Large Language Models (LLMs) can be conceptualized as progressively editing a query's `Reasoning Tree'. This…

cs.LG2025

GAPO: Robust Advantage Estimation for Real-World Code LLMs

Jianqing Zhang, Zhezheng Hao, Wei Xia +7

Reinforcement learning (RL) is widely used for post-training large language models (LLMs) in code editing, where group-relative methods, such as GRPO, are popular due to their crit…

cs.CL2025

Test-Time Policy Adaptation for Enhanced Multi-Turn Interactions with LLMs

Chenxing Wei, Hong Wang, Ying He +2

Large Language Models (LLMs) employ multi-turn interaction as a fundamental paradigm for completing complex tasks. However, their performance often degrades in extended interaction…

cs.CV2025

UniSVG: A Unified Dataset for Vector Graphic Understanding and Generation with Multimodal Large Language Models

Jinke Li, Jiarui Yu, Chenxing Wei +5

Unlike bitmap images, scalable vector graphics (SVG) maintain quality when scaled, frequently employed in computer vision and artistic design in the representation of SVG code. In…

cs.LG2025

ReDit: Reward Dithering for Improved LLM Policy Optimization

Chenxing Wei, Jiarui Yu, Ying Tiffany He +3

DeepSeek-R1 has successfully enhanced Large Language Model (LLM) reasoning capabilities through its rule-based reward system. While it's a ''perfect'' reward system that effectivel…