most citedWhy Do Open-Source LLMs Struggle with Data Analysis? A Systematic Empirical Study

1 citations · 2 across the 15 of their papers we have counts for

collaborators

17 papers

cs.AI2026

DConstrain: Compiling Context-Parameterized Transitions for Diffusion Language Model Constrained Decoding

Shidong Cao, Jing Ma, Wenhao Chai +3

Diffusion language models (DLMs) decode multiple tokens in parallel, so individually valid tokens can be incompatible together under a schema. Exact joint inference over a grammar…

cs.AI2026

Beyond Block Boundaries: Multi-Block Editing for Diffusion Large Language Models

Xingyu Mou, Zijin Huang, Tianze Zhang +5

Block diffusion is the dominant approach for scaling discrete diffusion language models (dLLMs), as fixed-size blocks preserve parallel decoding while keeping quadratic attention c…

cs.CL2026

A Dominant Self-Conditioning Direction Drives Repetition in Unconditional Continuous Diffusion Language Models

Shuai Zhang, Zijie Chen, Hongliang He +3

Continuous diffusion language models offer an alternative to autoregressive generation, but their generations may suffer from repetition. We find that unconditional generations fro…

cs.CL2026

StructMem: Structured Memory for Long-Horizon Behavior in LLMs

Buqiang Xu, Yijun Chen, Jizhan Fang +5

Long-term conversational agents need memory systems that capture relationships between events, not merely isolated facts, to support temporal reasoning and multi-hop question answe…

cs.CL2026

Rewarding the Scientific Process: Process-Level Reward Modeling for Agentic Data Analysis

Zhisong Qiu, Shuofei Qiao, Kewei Xu +4

Process Reward Models (PRMs) have achieved remarkable success in augmenting the reasoning capabilities of Large Language Models (LLMs) within static domains such as mathematics. Ho…

cs.LG2026

LLaDA2.1: Speeding Up Text Diffusion via Token Editing

Tiwei Bie, Maosong Cao, Xiang Cao +47

While LLaDA2.0 showcased the scaling potential of 100B-level block-diffusion models and their inherent parallelization, the delicate equilibrium between decoding speed and generati…

cs.CL2026

Can We Predict Before Executing Machine Learning Agents?

Jingsheng Zheng, Jintian Zhang, Yujie Luo +5

Autonomous machine learning agents have revolutionized scientific discovery, yet they remain constrained by a Generate-Execute-Feedback paradigm. Previous approaches suffer from a…

cs.LG2025

LLaDA2.0: Scaling Up Diffusion Language Models to 100B

Tiwei Bie, Maosong Cao, Kun Chen +28

This paper presents LLaDA2.0 -- a tuple of discrete diffusion large language models (dLLM) scaling up to 100B total parameters through systematic conversion from auto-regressive (A…

cs.CL2025

InnoGym: Benchmarking the Innovation Potential of AI Agents

Jintian Zhang, Kewei Xu, Jingsheng Zheng +10

LLMs and Agents have achieved impressive progress in code generation, mathematical reasoning, and scientific discovery. However, existing benchmarks primarily measure correctness,…

cs.CL2025

What Makes AI Research Replicable? Executable Knowledge Graphs as Scientific Knowledge Representations

Yujie Luo, Zhuoyun Yu, Xuehai Wang +6

Replicating AI research is a crucial yet challenging task for large language model (LLM) agents. Existing approaches often struggle to generate executable code, primarily due to in…

cs.AI2025

EvolProver: Advancing Automated Theorem Proving by Evolving Formalized Problems via Symmetry and Difficulty

Yuchen Tian, Ruiyuan Huang, Xuanwu Wang +6

Large Language Models (LLMs) for formal theorem proving have shown significant promise, yet they often lack generalizability and are fragile to even minor transformations of proble…

cs.SE2025

Reflective Paper-to-Code Reproduction Enabled by Fine-Grained Verification

Mingyang Zhou, Quanming Yao, Lun Du +2

Reproducing machine learning papers is essential for scientific progress but remains challenging for both humans and automated agents. Existing agent-based methods often struggle t…

cs.DB2025

AmbiGraph-Eval: Can LLMs Effectively Handle Ambiguous Graph Queries?

Yuchen Tian, Kaixin Li, Hao Chen +5

Large Language Models (LLMs) have recently demonstrated strong capabilities in translating natural language into database queries, especially when dealing with complex graph-struct…

cs.CL2025

Right Is Not Enough: The Pitfalls of Outcome Supervision in Training LLMs for Math Reasoning

Jiaxing Guo, Wenjie Yang, Shengzhong Zhang +4

Outcome-rewarded Large Language Models (LLMs) have demonstrated remarkable success in mathematical problem-solving. However, this success often masks a critical issue: models frequ…

cs.CL2025★ 1 cited

Why Do Open-Source LLMs Struggle with Data Analysis? A Systematic Empirical Study

Yuqi Zhu, Yi Zhong, Jintian Zhang +7

Large Language Models (LLMs) hold promise in automating data analysis tasks, yet open-source models face significant limitations in these kinds of reasoning-intensive scenarios. In…

cs.LG2025★ 1 cited

Knowledge Augmented Complex Problem Solving with Large Language Models: A Survey

Da Zheng, Lun Du, Junwei Su +6

Problem-solving has been a fundamental driver of human progress in numerous domains. With advancements in artificial intelligence, Large Language Models (LLMs) have emerged as powe…

cs.CL2025

LightThinker: Thinking Step-by-Step Compression

Jintian Zhang, Yuqi Zhu, Mengshu Sun +6

Large language models (LLMs) have shown remarkable performance in complex reasoning tasks, but their efficiency is hindered by the substantial memory and computational costs associ…