activity
20242026
most citedTable-LLM-Specialist: Language Model Specialists for Tables using Iterative Generator-Validator Fine-tuning

2 citations · 5 across the 14 of their papers we have counts for

collaborators

17 papers

cs.LG2026

Auto-Fill: Learning to Predict Missing Values Accurately with Specialist Language Models

Yurong Liu, Yeye He, Haoyu Dong +4

Predicting missing cell values in tabular data is a fundamental problem in data cleaning. While state-of-the-art reasoning models show great promise in predicting missing values in…

cs.CL2026

CAST: Achieving Stable LLM-based Text Analysis for Data Analytics

Jinxiang Xie, Zihao Li, Wei He +3

Text analysis of tabular data relies on two core operations: \emph{summarization} for corpus-level theme extraction and \emph{tagging} for row-level labeling. A critical limitation…

cs.CL2025

SheetBrain: A Neuro-Symbolic Agent for Accurate Reasoning over Complex and Large Spreadsheets

Ziwei Wang, Jiayuan Su, Mengyu Zhou +7

Understanding and reasoning over complex spreadsheets remain fundamental challenges for large language models (LLMs), which often struggle with accurately capturing the complex str…

cs.CL2025

More Data or Better Data? A Critical Analysis of Data Selection and Synthesis for Mathematical Reasoning

Yike Zhao, Simin Guo, Ziqing Yang +3

The reasoning capabilities of Large Language Models (LLMs) play a critical role in many downstream tasks, yet depend strongly on the quality of training data. Despite various propo…

cs.SE2025

From Task to Tutorial: An Automated GUI Framework for Excel Tutorial Document and Video Creation

Yuhang Xie, Jian Mu, Xiaojun Ma +9

Excel is one of the most widely used productivity tools across domains, offering rich functionality but also overwhelming users with its complexity. This creates a persistent deman…

cs.AI2025

Jupiter: Enhancing LLM Data Analysis Capabilities via Notebook and Inference-Time Value-Guided Search

Shuocheng Li, Yihao Liu, Silin Du +7

Large language models (LLMs) have shown great promise in automating data science workflows, but existing models still struggle with multi-step reasoning and tool use, which limits…

cs.LG2025

Not All Tokens Matter: Towards Efficient LLM Reasoning via Token Significance in Reinforcement Learning

Hanbing Liu, Lang Cao, Yuanyi Ren +5

Large language models (LLMs) show strong reasoning abilities but often produce unnecessarily long explanations that reduce efficiency. Although reinforcement learning (RL) has been…

cs.AI2025

MMTU: A Massive Multi-Task Table Understanding and Reasoning Benchmark

Junjie Xing, Yeye He, Mengyu Zhou +6

Tables and table-based use cases play a crucial role in many important real-world applications, such as spreadsheets, databases, and computational notebooks, which traditionally re…

cs.AI2025

SuperRL: Reinforcement Learning with Supervision to Boost Language Model Reasoning

Yihao Liu, Shuocheng Li, Lang Cao +6

Large language models are increasingly used for complex reasoning tasks where high-quality offline data such as expert-annotated solutions and distilled reasoning traces are often…

cs.AI2025

Formula-R1: Incentivizing LLM Reasoning over Complex Tables with Numerical Computation via Formula-Driven Reinforcement Learning

Lang Cao, Jingxian Xu, Hanbing Liu +5

Tables are a fundamental medium for organizing and analyzing data, making table reasoning a critical capability for intelligent systems. Although large language models (LLMs) exhib…

cs.CL2025

TablePilot: Recommending Human-Preferred Tabular Data Analysis with Large Language Models

Deyin Yi, Yihao Liu, Lang Cao +4

Tabular data analysis is crucial in many scenarios, yet efficiently identifying the most relevant data analysis queries and results for a new table remains a significant challenge.…

cs.CL2025

TwT: Thinking without Tokens by Habitual Reasoning Distillation with Multi-Teachers' Guidance

Jingxian Xu, Mengyu Zhou, Weichang Liu +3

Large Language Models (LLMs) have made significant strides in problem-solving by incorporating reasoning processes. However, this enhanced reasoning capability results in an increa…

cs.CL2025

TableLoRA: Low-rank Adaptation on Table Structure Understanding for Large Language Models

Xinyi He, Yihao Liu, Mengyu Zhou +5

Tabular data are crucial in many fields and their understanding by large language models (LLMs) under high parameter efficiency paradigm is important. However, directly applying pa…

cs.CL2024★ 2 cited

Table-LLM-Specialist: Language Model Specialists for Tables using Iterative Generator-Validator Fine-tuning

Junjie Xing, Yeye He, Mengyu Zhou +4

Language models such as GPT and Llama have shown remarkable ability on diverse natural language tasks, yet their performance on complex table tasks (e.g., NL-to-Code and data clean…

cs.AI2024★ 2 cited

SpreadsheetLLM: Encoding Spreadsheets for Large Language Models

Haoyu Dong, Jianbo Zhao, Yuzhang Tian +8

Spreadsheets are characterized by their extensive two-dimensional grids, flexible layouts, and varied formatting options, which pose significant challenges for large language model…

cs.CL2024★ 1 cited

PromptIntern: Saving Inference Costs by Internalizing Recurrent Prompt during Large Language Model Fine-tuning

Jiaru Zou, Mengyu Zhou, Tao Li +2

Recent advances in fine-tuning large language models (LLMs) have greatly enhanced their usage in domain-specific tasks. Despite the success, fine-tuning continues to rely on repeat…

cs.LG2024

Scalable Differentiable Causal Discovery in the Presence of Latent Confounders with Skeleton Posterior (Extended Version)

Pingchuan Ma, Rui Ding, Qiang Fu +4

Differentiable causal discovery has made significant advancements in the learning of directed acyclic graphs. However, its application to real-world datasets remains restricted due…