collaborators

6 papers

cs.LG2025

From Solving to Verifying: A Unified Objective for Robust Reasoning in LLMs

Xiaoxuan Wang, Bo Liu, Song Jiang +4

The reasoning capabilities of large language models (LLMs) have been significantly improved through reinforcement learning (RL). Nevertheless, LLMs still struggle to consistently v…

cs.LG2025

PROF: An LLM-based Reward Code Preference Optimization Framework for Offline Imitation Learning

Shengjie Sun, Jiafei Lyu, Runze Liu +4

Offline imitation learning (offline IL) enables training effective policies without requiring explicit reward annotations. Recent approaches attempt to estimate rewards for unlabel…

cs.SE2025

BigCodeArena: Unveiling More Reliable Human Preferences in Code Generation via Execution

Terry Yue Zhuo, Xiaolong Jin, Hange Liu +37

Crowdsourced model evaluation platforms, such as Chatbot Arena, enable real-time evaluation from human perspectives to assess the quality of model responses. In the coding domain,…

cs.LG2025

Inpainting-Guided Policy Optimization for Diffusion Large Language Models

Siyan Zhao, Mengchen Liu, Jing Huang +8

Masked diffusion large language models (dLLMs) are emerging as promising alternatives to autoregressive LLMs, offering competitive performance while supporting unique generation ca…

cs.AI2025

MAPGD: Multi-Agent Prompt Gradient Descent for Collaborative Prompt Optimization

Yichen Han, Yuhang Han, Siteng Huang +7

Prompt engineering is crucial for fully leveraging large language models (LLMs), yet most existing optimization methods follow a single trajectory, resulting in limited adaptabilit…

cs.CL2025

TAD-Bench: A Comprehensive Benchmark for Embedding-Based Text Anomaly Detection

Yang Cao, Sikun Yang, Chen Li +5

Text anomaly detection is crucial for identifying spam, misinformation, and offensive language in natural language processing tasks. Despite the growing adoption of embedding-based…