activity
20222026
most citedOSWorld: Benchmarking Multimodal Agents for Open-Ended Tasks in Real Computer Environments

8 citations · 43 across the 21 of their papers we have counts for

collaborators

22 papers

cs.SE2026

SWE-Touch: Benchmarking Coding Agents When Users Touch the Code

Yuqiao Tan, Jinxiang Meng, Fangyu Lei +4

Real-world software development requires coding agents to operate in shared workspaces where users may inspect and modify code during an ongoing task, yet existing repository-level…

cs.CL2026

DV-World: Benchmarking Data Visualization Agents in Real-World Scenarios

Jinxiang Meng, Shaoping Huang, Fangyu Lei +17

Real-world data visualization (DV) requires native environmental grounding, cross-platform evolution, and proactive intent alignment. Yet, existing benchmarks often suffer from cod…

cs.AI2026

Agent-World: Scaling Real-World Environment Synthesis for Evolving General Agent Intelligence

Guanting Dong, Junting Lu, Junjie Huang +17

Large language models are increasingly expected to serve as general-purpose agents that interact with external, stateful tool environments. The Model Context Protocol (MCP) and bro…

cs.CL2025

DAComp: Benchmarking Data Agents across the Full Data Intelligence Lifecycle

Fangyu Lei, Jinxiang Meng, Yiming Huang +14

Real-world enterprise data intelligence workflows encompass data engineering that turns raw sources into analytical-ready tables and data analysis that convert those tables into de…

cs.CL2025

Reasoning-Table: Exploring Reinforcement Learning for Table Reasoning

Fangyu Lei, Jinxiang Meng, Yiming Huang +5

Table reasoning, encompassing tasks such as table question answering, fact verification, and text-to-SQL, requires precise understanding of structured tabular data, coupled with nu…

cs.CL2025

Amplify Adjacent Token Differences: Enhancing Long Chain-of-Thought Reasoning with Shift-FFN

Yao Xu, Mingyu Xu, Fangyu Lei +7

Recently, models such as OpenAI-o1 and DeepSeek-R1 have demonstrated remarkable performance on complex reasoning tasks through Long Chain-of-Thought (Long-CoT) reasoning. Although…

cs.CL2025

GATE: Graph-based Adaptive Tool Evolution Across Diverse Tasks

Jianwen Luo, Yiming Huang, Jinxiang Meng +7

Large Language Models (LLMs) have shown great promise in tool-making, yet existing frameworks often struggle to efficiently construct reliable toolsets and are limited to single-ta…

cs.CL2024★ 7 cited

Spider 2.0: Evaluating Language Models on Real-World Enterprise Text-to-SQL Workflows

Fangyu Lei, Jixuan Chen, Yuxiao Ye +13

Real-world enterprise text-to-SQL workflows often involve complex cloud or local data across various database systems, multiple SQL queries in various dialects, and diverse operati…

cs.CL2024

DA-Code: Agent Data Science Code Generation Benchmark for Large Language Models

Yiming Huang, Jianwen Luo, Yan Yu +8

We introduce DA-Code, a code generation benchmark specifically designed to assess LLMs on agent-based data science tasks. This benchmark features three core elements: First, the ta…

cs.AI2024★ 2 cited

Spider2-V: How Far Are Multimodal Agents From Automating Data Science and Engineering Workflows?

Ruisheng Cao, Fangyu Lei, Haoyuan Wu +20

Data science and engineering workflows often span multiple stages, from warehousing to orchestration, using tools like BigQuery, dbt, and Airbyte. As vision language models (VLMs)…

cs.AI2024★ 8 cited

OSWorld: Benchmarking Multimodal Agents for Open-Ended Tasks in Real Computer Environments

Tianbao Xie, Danyang Zhang, Jixuan Chen +14

Autonomous agents that accomplish complex computer tasks with minimal human interventions have the potential to transform human-computer interaction, significantly enhancing access…

cs.CL2024★ 4 cited

MoELoRA: Contrastive Learning Guided Mixture of Experts on Parameter-Efficient Fine-Tuning for Large Language Models

Tongxu Luo, Jiahe Lei, Fangyu Lei +4

Fine-tuning is often necessary to enhance the adaptability of Large Language Models (LLM) to downstream tasks. Nonetheless, the process of updating billions of parameters demands s…

cs.CL2024

Neeko: Leveraging Dynamic LoRA for Efficient Multi-Character Role-Playing Agent

Xiaoyan Yu, Tongxu Luo, Yifan Wei +4

Large Language Models (LLMs) have revolutionized open-domain dialogue agents but encounter challenges in multi-character role-playing (MCRP) scenarios. To address the issue, we pre…

cs.CL2023★ 4 cited

Competition-Level Problems are Effective LLM Evaluators

Yiming Huang, Zhenghao Lin, Xiao Liu +8

Large language models (LLMs) have demonstrated impressive reasoning capabilities, yet there is ongoing debate about these abilities and the potential data contamination problem rec…

cs.CL2023

Assessing Knowledge Editing in Language Models via Relation Perspective

Yifan Wei, Xiaoyan Yu, Huanhuan Ma +4

Knowledge Editing (KE) for modifying factual knowledge in Large Language Models (LLMs) has been receiving increasing attention. However, existing knowledge editing methods are enti…

cs.CL2023★ 2 cited

TableQAKit: A Comprehensive and Practical Toolkit for Table-based Question Answering

Fangyu Lei, Tongxu Luo, Pengqi Yang +8

Table-based question answering (TableQA) is an important task in natural language processing, which requires comprehending tables and employing various reasoning ways to answer the…

cs.CL2023★ 4 cited

MenatQA: A New Dataset for Testing the Temporal Comprehension and Reasoning Abilities of Large Language Models

Yifan Wei, Yisong Su, Huanhuan Ma +5

Large language models (LLMs) have shown nearly saturated performance on many natural language processing (NLP) tasks. As a result, it is natural for people to believe that LLMs hav…

cs.CL2023★ 1 cited

S3Eval: A Synthetic, Scalable, Systematic Evaluation Suite for Large Language Models

Fangyu Lei, Qian Liu, Yiming Huang +3

The rapid development of Large Language Models (LLMs) has led to great strides in model capabilities like long-context understanding and reasoning. However, as LLMs are able to pro…

cs.CL2023★ 1 cited

HRoT: Hybrid prompt strategy and Retrieval of Thought for Table-Text Hybrid Question Answering

Tongxu Luo, Fangyu Lei, Jiahe Lei +4

Answering numerical questions over hybrid contents from the given tables and text(TextTableQA) is a challenging task. Recently, Large Language Models (LLMs) have gained significant…

cs.CL2023★ 5 cited

Multi-View Graph Representation Learning for Answering Hybrid Numerical Reasoning Question

Yifan Wei, Fangyu Lei, Yuanzhe Zhang +2

Hybrid question answering (HybridQA) over the financial report contains both textual and tabular data, and requires the model to select the appropriate evidence for the numerical r…

cs.CL2023

SHQA: A Three-Stage Approach for Multi-hop Text-Table Hybrid Question Answering

Fangyu Lei, Xiang Li, Yifan Wei +4

Answering multi-hop questions over hybrid factual knowledge from the given text and table (TextTableQA) is a challenging task. Existing models mainly adopt a retriever-reader frame…

cs.CL2022★ 5 cited

Answering Numerical Reasoning Questions in Table-Text Hybrid Contents with Graph-based Encoder and Tree-based Decoder

Fangyu Lei, Shizhu He, Xiang Li +2

In the real-world question answering scenarios, hybrid form combining both tabular and textual contents has attracted more and more attention, among which numerical reasoning probl…