activity
20242026
most citedLarge Action Models: From Inception to Implementation

2 citations · 7 across the 14 of their papers we have counts for

collaborators

15 papers

cs.IR2026

DUET: Joint Exploration of User Item Profiles in Recommendation System

Yue Chen, Yifei Sun, Lu Wang +17

Traditional recommendation systems represent users and items as dense vectors and learn to align them in a shared latent space for relevance estimation. Recent LLM-based recommende…

cs.SE2026

AdNanny: One Reasoning LLM for All Offline Ads Recommendation Tasks

Nan Hu, Han Li, Jimeng Sun +16

Large Language Models (LLMs) have shown strong capabilities in Natural Language Understanding and Generation, but deploying them directly in online advertising systems is often imp…

cs.SE2026★ 1 cited

RepoGenesis: Benchmarking End-to-End Microservice Generation from Readme to Repository

Zhiyuan Peng, Xin Yin, Pu Zhao +7

Large language models and agents have achieved remarkable progress in code generation. However, existing benchmarks focus on isolated function/class-level generation (e.g., ClassEv…

cs.LG2025

Learning to Refine: Self-Refinement of Parallel Reasoning in LLMs

Qibin Wang, Pu Zhao, Shaohan Huang +6

Test-time scaling (TTS) has gained widespread attention for enhancing LLM reasoning. Existing approaches such as Best-of-N and majority voting are limited as their performance depe…

cs.AI2025

AdaptFlow: Adaptive Workflow Optimization via Meta-Learning

Runchuan Zhu, Bowen Jiang, Lingrui Mei +8

Recent advances in large language models (LLMs) have sparked growing interest in agentic workflows, which are structured sequences of LLM invocations intended to solve complex task…

cs.CL2025

WarriorMath: Enhancing the Mathematical Ability of Large Language Models with a Defect-aware Framework

Yue Chen, Minghua He, Fangkai Yang +9

Large Language Models (LLMs) excel in solving mathematical problems, yet their performance is often limited by the availability of high-quality, diverse training data. Existing met…

cs.IR2025★ 1 cited

LettinGo: Explore User Profile Generation for Recommendation System

Lu Wang, Di Zhang, Fangkai Yang +9

User profiling is pivotal for recommendation systems, as it transforms raw user interaction data into concise and structured representations that drive personalized recommendations…

cs.CV2025

RePrompt: Reasoning-Augmented Reprompting for Text-to-Image Generation via Reinforcement Learning

Mingrui Wu, Lu Wang, Pu Zhao +14

Despite recent progress in text-to-image (T2I) generation, existing models often struggle to faithfully capture user intentions from short and under-specified prompts. While prior…

cs.AI2025

UFO2: The Desktop AgentOS

Chaoyun Zhang, He Huang, Chiming Ni +18

Recent Computer-Using Agents (CUAs), powered by multimodal large language models (LLMs), offer a promising direction for automating complex desktop workflows through natural langua…

cs.LG2025

Pretrain Value, Not Reward: Decoupled Value Policy Optimization

Chenghua Huang, Lu Wang, Fangkai Yang +6

In this paper, we explore how directly pretraining a value model simplifies and stabilizes reinforcement learning from human feedback (RLHF). In reinforcement learning, value estim…

cs.SE2025★ 1 cited

Skeleton-Guided-Translation: A Benchmarking Framework for Code Repository Translation with Fine-Grained Quality Evaluation

Xing Zhang, Jiaheng Wen, Fangkai Yang +11

The advancement of large language models has intensified the need to modernize enterprise applications and migrate legacy systems to secure, versatile languages. However, existing…

cs.AI2025★ 2 cited

Large Action Models: From Inception to Implementation

Lu Wang, Fangkai Yang, Chaoyun Zhang +15

As AI continues to advance, there is a growing demand for systems that go beyond language-based assistance and move toward intelligent agents capable of performing real-world actio…

cs.SE2025★ 1 cited

ExeCoder: Empowering Large Language Models with Executability Representation for Code Translation

Minghua He, Yue Chen, Fangkai Yang +6

Code translation is a crucial activity in the software development and maintenance process, and researchers have recently begun to focus on using pre-trained large language models…

cs.LG2024

Token-level Proximal Policy Optimization for Query Generation

Yichen Ouyang, Lu Wang, Fangkai Yang +13

Query generation is a critical task for web search engines (e.g. Google, Bing) and recommendation systems. Recently, state-of-the-art query generation methods leverage Large Langua…

cs.CL2024★ 1 cited

Self-Evolved Reward Learning for LLMs

Chenghua Huang, Zhizhen Fan, Lu Wang +7

Reinforcement Learning from Human Feedback (RLHF) is a crucial technique for aligning language models with human preferences, playing a pivotal role in the success of conversationa…