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Related papers: Schema-Driven Information Extraction from Heteroge…

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Many real world systems need to operate on heterogeneous information networks that consist of numerous interacting components of different types. Examples include systems that perform data analysis on biological information networks; social…

Artificial Intelligence · Computer Science 2017-07-26 Parisa Kordjamshidi , Sameer Singh , Daniel Khashabi , Christos Christodoulopoulos , Mark Summons , Saurabh Sinha , Dan Roth

With the emergence of large language models (LLMs), there is an expectation that LLMs can effectively extract explicit information from complex real-world documents (e.g., papers, reports). However, most LLMs generate paragraph-style…

Computation and Language · Computer Science 2025-10-31 Tianyun Zhong , Guozhao Mo , Yanjiang Liu , Yihan Chen , Lingdi Kong , Xuanang Chen , Yaojie Lu , Hongyu Lin , Shiwei Ye , Xianpei Han , Ben He , Le Sun

Although large language models (LLMs) have advanced the state-of-the-art in NLP significantly, deploying them for downstream applications is still challenging due to cost, responsiveness, control, or concerns around privacy and security. As…

Computation and Language · Computer Science 2023-11-01 Dong-Ho Lee , Jay Pujara , Mohit Sewak , Ryen W. White , Sujay Kumar Jauhar

Large Language Models (LLMs) are increasingly utilized for large-scale extraction and organization of unstructured data owing to their exceptional Natural Language Processing (NLP) capabilities. Empowering materials design, vast amounts of…

Digital Libraries · Computer Science 2025-12-11 Wenkai Ning , Musen Li , Jeffrey R. Reimers , Rika Kobayashi

Large Language Models (LLMs) have demonstrated remarkable capabilities in text comprehension, but their ability to process complex, hierarchical tabular data remains underexplored. We present a novel approach to extracting structured data…

Computation and Language · Computer Science 2025-11-25 Vikram Aggarwal , Jay Kulkarni , Aditi Mascarenhas , Aakriti Narang , Siddarth Raman , Ajay Shah , Susan Thomas

Large language models (LLMs) have shown promise in table Question Answering (Table QA). However, extending these capabilities to multi-table QA remains challenging due to unreliable schema linking across complex tables. Existing methods…

Artificial Intelligence · Computer Science 2025-11-25 Xixi Wang , Miguel Costa , Jordanka Kovaceva , Shuai Wang , Francisco C. Pereira

Large collections of tabular data from data lakes, web tables and open data portals often originate from heterogeneous sources, leading to representational inconsistencies. Understanding and organizing such repositories therefore remains a…

Databases · Computer Science 2026-05-27 Zhenyu Wu , Jiaoyan Chen , Norman W. Paton

Large collections of tabular data from data lakes, web tables and open data portals often originate from heterogeneous sources, leading to representational inconsistencies. Understanding and organizing such repositories therefore remains a…

Databases · Computer Science 2026-05-27 Zhenyu Wu , Jiaoyan Chen , Norman W. Paton

The design of sustainable materials requires access to materials performance and sustainability data from literature corpus in an organized, structured and automated manner. Natural language processing approaches, particularly large…

Europe's healthcare systems require enhanced interoperability and digitalization, driving a demand for innovative solutions to process legacy clinical data. This paper presents the results of our project, which aims to leverage Large…

Computation and Language · Computer Science 2025-07-09 Aynur Guluzade , Naguib Heiba , Zeyd Boukhers , Florim Hamiti , Jahid Hasan Polash , Yehya Mohamad , Carlos A Velasco

Schema linking is a crucial step in Text-to-SQL pipelines. Its goal is to retrieve the relevant tables and columns of a target database for a user's query while disregarding irrelevant ones. However, imperfect schema linking can often…

Computation and Language · Computer Science 2024-08-20 Karime Maamari , Fadhil Abubaker , Daniel Jaroslawicz , Amine Mhedhbi

Tables, typically two-dimensional and structured to store large amounts of data, are essential in daily activities like database queries, spreadsheet manipulations, web table question answering, and image table information extraction.…

Artificial Intelligence · Computer Science 2024-11-05 Weizheng Lu , Jing Zhang , Ju Fan , Zihao Fu , Yueguo Chen , Xiaoyong Du

Large language models (LLMs) are becoming attractive as few-shot reasoners to solve Natural Language (NL)-related tasks. However, the understanding of their capability to process structured data like tables remains an under-explored area.…

Computation and Language · Computer Science 2024-07-18 Yuan Sui , Mengyu Zhou , Mingjie Zhou , Shi Han , Dongmei Zhang

Large Language Models (LLMs) have been achieving competent performance on a wide range of downstream tasks, yet existing work shows that inference on structured data is challenging for LLMs. This is because LLMs need to either understand…

Computation and Language · Computer Science 2024-07-04 Younghun Lee , Sungchul Kim , Ryan A. Rossi , Tong Yu , Xiang Chen

Unstructured enterprise data such as reports, manuals and guidelines often contain tables. The traditional way of integrating data from these tables is through a two-step process of table detection/extraction and mapping the table layouts…

Databases · Computer Science 2019-11-22 Mustafa Canim , Cristina Cornelio , Arun Iyengar , Ryan Musa , Mariano Rodrigez Muro

The promise of data-driven materials discovery remains constrained by the scarcity of large, high-quality, and accessible experimental datasets. Here, we introduce a generalizable large language model (LLM)-powered pipeline for automated…

Materials Science · Physics 2026-04-28 Zhanzhao Li , Kengran Yang , Qiyao He , Kai Gong

The performance of machine learning models on tabular data is critically dependent on high-quality feature engineering. While Large Language Models (LLMs) have shown promise in automating feature extraction (AutoFE), existing methods are…

Artificial Intelligence · Computer Science 2025-11-20 Henrik Bradland , Morten Goodwin , Vladimir I. Zadorozhny , Per-Arne Andersen

The explosion of scientific literature has made the efficient and accurate extraction of structured data a critical component for advancing scientific knowledge and supporting evidence-based decision-making. However, existing tools often…

Human-Computer Interaction · Computer Science 2025-11-06 Xingbo Wang , Samantha L. Huey , Rui Sheng , Saurabh Mehta , Fei Wang

In this paper, we champion the use of structured and semantic content representation of discourse-based scholarly communication, inspired by tools like Wikipedia infoboxes or structured Amazon product descriptions. These representations…

Computation and Language · Computer Science 2024-01-19 Mahsa Shamsabadi , Jennifer D'Souza , Sören Auer

Scientific documents contain tables that list important information in a concise fashion. Structure and content extraction from tables embedded within PDF research documents is a very challenging task due to the existence of visual features…

Information Retrieval · Computer Science 2022-11-01 Pratik Kayal , Mrinal Anand , Harsh Desai , Mayank Singh