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Querying tables with unstructured data is challenging due to the presence of text (or image), either embedded in the table or in external paragraphs, which traditional SQL struggles to process, especially for tasks requiring semantic…

人工智能 · 计算机科学 2025-09-25 Rohit Khoja , Devanshu Gupta , Yanjie Fu , Dan Roth , Vivek Gupta

Table reasoning, a task to answer questions by reasoning over data presented in tables, is an important topic due to the prevalence of knowledge stored in tabular formats. Recent solutions use Large Language Models (LLMs), exploiting the…

人工智能 · 计算机科学 2026-01-14 Yuxiang Wang , Junhao Gan , Shengxiang Gao , Shenghao Ye , Zhengyi Yang , Jianzhong Qi

Machine learning (ML) holds great promise for clinical applications but is often hindered by limited access to high-quality data due to privacy concerns, high costs, and long timelines associated with clinical trials. While large language…

计算与语言 · 计算机科学 2026-03-27 Zerui Xu , Fang Wu , Yingzhou Lu , Yuanyuan Zhang , Yue Zhao

Large Language Models (LLMs) hold immense potential to generate synthetic data of high quality and utility, which has numerous applications from downstream model training to practical data utilisation. However, contemporary models, despite…

计算与语言 · 计算机科学 2023-08-21 Charles O'Neill , Yuan-Sen Ting , Ioana Ciuca , Jack Miller , Thang Bui

Synthetic data generation has recently gained widespread attention as a more reliable alternative to traditional data anonymization. The involved methods are originally developed for image synthesis. Hence, their application to the…

Research on differentially private synthetic tabular data has largely focused on independent and identically distributed rows where each record corresponds to a unique individual. This perspective neglects the temporal complexity in…

机器学习 · 计算机科学 2026-02-04 Lucas Rosenblatt , Peihan Liu , Ryan McKenna , Natalia Ponomareva

The rapid advancements in generative AI and large language models (LLMs) have opened up new avenues for producing synthetic data, particularly in the realm of structured tabular formats, such as product reviews. Despite the potential…

机器学习 · 计算机科学 2025-07-25 Yefeng Yuan , Yuhong Liu , Liang Cheng

Large Language Models (LLMs) have democratized synthetic data generation, which in turn has the potential to simplify and broaden a wide gamut of NLP tasks. Here, we tackle a pervasive problem in synthetic data generation: its generative…

计算与语言 · 计算机科学 2023-05-25 Veniamin Veselovsky , Manoel Horta Ribeiro , Akhil Arora , Martin Josifoski , Ashton Anderson , Robert West

Relational multi-table data is common in domains such as e-commerce, healthcare, and scientific research, and can be naturally represented as heterogeneous temporal graphs with multi-modal node attributes. Existing graph neural networks…

人工智能 · 计算机科学 2025-11-04 Joe Meyer , Divyansha Lachi , Mahmoud Mohammadi , Roshan Reddy Upendra , Eva L. Dyer , Mark Li , Tom Palczewski

In recent years, large language models (LLMs) have made remarkable achievements in various domains. However, the untimeliness and cost of knowledge updates coupled with hallucination issues of LLMs have curtailed their applications in…

机器学习 · 计算机科学 2024-05-31 Chunjing Gan , Dan Yang , Binbin Hu , Hanxiao Zhang , Siyuan Li , Ziqi Liu , Yue Shen , Lin Ju , Zhiqiang Zhang , Jinjie Gu , Lei Liang , Jun Zhou

Feature engineering for tabular data remains a critical yet challenging step in machine learning. Recently, large language models (LLMs) have been used to automatically generate new features by leveraging their vast knowledge. However,…

人工智能 · 计算机科学 2025-06-26 Sungwon Han , Sungkyu Park , Seungeon Lee

Synthetic training data generation with Large Language Models (LLMs) like Google's Gemma and OpenAI's GPT offer a promising solution to the challenge of obtaining large, labeled datasets for training classifiers. When rapid model deployment…

Data preparation is a critical step in enhancing the usability of tabular data and thus boosts downstream data-driven tasks. Traditional methods often face challenges in capturing the intricate relationships within tables and adapting to…

人工智能 · 计算机科学 2025-08-05 Mengshi Chen , Yuxiang Sun , Tengchao Li , Jianwei Wang , Kai Wang , Xuemin Lin , Ying Zhang , Wenjie Zhang

Large language models (LLMs) often suffer from hallucination, generating factually incorrect statements when handling questions beyond their knowledge and perception. Retrieval-augmented generation (RAG) addresses this by retrieving…

计算与语言 · 计算机科学 2025-11-18 Shengyuan Chen , Chuang Zhou , Zheng Yuan , Qinggang Zhang , Zeyang Cui , Hao Chen , Yilin Xiao , Jiannong Cao , Xiao Huang

The ability to generate synthetic data has a variety of use cases across different domains. In education research, there is a growing need to have access to synthetic data to test certain concepts and ideas. In recent years, several deep…

机器学习 · 计算机科学 2022-10-18 Herkulaas MvE Combrink , Vukosi Marivate , Benjamin Rosman

Despite recent advances in training and prompting strategies for Large Language Models (LLMs), these models continue to face challenges with complex logical reasoning tasks that involve long reasoning chains. In this work, we explore the…

计算与语言 · 计算机科学 2024-12-18 Jiaming Zhou , Abbas Ghaddar , Ge Zhang , Liheng Ma , Yaochen Hu , Soumyasundar Pal , Mark Coates , Bin Wang , Yingxue Zhang , Jianye Hao

The increasing volume of academic literature makes it essential for researchers to organize, compare, and contrast collections of documents. Large language models (LLMs) can support this process by generating schemas defining shared aspects…

计算与语言 · 计算机科学 2025-10-08 Vishakh Padmakumar , Joseph Chee Chang , Kyle Lo , Doug Downey , Aakanksha Naik

In the era of Large Language Models (LLMs), Retrieval-Augmented Generation (RAG) architectures are gaining significant attention for their ability to ground language generation in reliable knowledge sources. Despite their effectiveness, RAG…

信息检索 · 计算机科学 2026-05-11 Francesco Granata , Francesco Poggi , Misael Mongiovì

Large Language Models (LLMs) have demonstrated remarkable capabilities in modeling sequential textual data and generalizing across diverse tasks. However, adapting LLMs to effectively handle structural data, such as knowledge graphs or web…

计算与语言 · 计算机科学 2025-11-12 Jiarui Feng , Donghong Cai , Yixin Chen , Muhan Zhang

Large models have demonstrated significant progress across various domains, particularly in tasks related to text generation. In the domain of Table to Text, many Large Language Model (LLM)-based methods currently resort to modifying…

计算与语言 · 计算机科学 2024-04-30 Junyi Bian , Xiaolei Qin , Wuhe Zou , Mengzuo Huang , Congyi Luo , Ke Zhang , Weidong Zhang
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