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Ontologies represent the conceptual knowledge of a domain. At the core of an ontology is the taxonomy of concepts and subconcepts that represent specific entities, which can be complex to build. In many cases, information is available in…

Artificial Intelligence · Computer Science 2026-05-26 Mathieu d'Aquin

In this paper, we observe that semi-structured tabulated text is ubiquitous; understanding them requires not only comprehending the meaning of text fragments, but also implicit relationships between them. We argue that such data can prove…

Computation and Language · Computer Science 2020-05-14 Vivek Gupta , Maitrey Mehta , Pegah Nokhiz , Vivek Srikumar

Our work addresses the challenges of understanding tables. Existing methods often struggle with the unpredictable nature of table content, leading to a reliance on preprocessing and keyword matching. They also face limitations due to the…

Computation and Language · Computer Science 2025-08-26 Thi-Nhung Nguyen , Hoang Ngo , Dinh Phung , Thuy-Trang Vu , Dat Quoc Nguyen

Narrative visualization transforms data into engaging stories, making complex information accessible to a broad audience. Foundation models, with their advanced capabilities such as natural language processing, content generation, and…

Human-Computer Interaction · Computer Science 2025-02-14 Yi He , Ke Xu , Shixiong Cao , Yang Shi , Qing Chen , Nan Cao

Evaluating the quality of tables generated by large language models (LLMs) remains an open challenge: existing metrics either flatten tables into text, ignoring structure, or rely on fixed references that limit generalization. We present…

Computation and Language · Computer Science 2026-04-22 Tejas Anvekar , Junha Park , Aparna Garimella , Vivek Gupta

The advent of data-driven science in the 21st century brought about the need for well-organized structured data and associated infrastructure able to facilitate the applications of Artificial Intelligence and Machine Learning. We present an…

Databases · Computer Science 2022-03-03 Alexander Zech , Timur Bazhirov

Tables serve as a fundamental format for representing structured relational data. While current language models (LMs) excel at many text-based tasks, they still face challenges in table understanding due to the complex characteristics of…

Computation and Language · Computer Science 2026-04-16 Lang Cao , Hanbing Liu

Databases have been studied category-theoretically for decades. The database schema -- whose purpose is to arrange high-level conceptual entities -- is generally modeled as a category or sketch. The data itself, often called an instance, is…

Category Theory · Mathematics 2025-01-20 Patrick Schultz , David I. Spivak , Christina Vasilakopoulou , Ryan Wisnesky

We introduce SmartTable, an online spreadsheet application that is equipped with intelligent assistance capabilities. With a focus on relational tables, describing entities along with their attributes, we offer assistance in two flavors:…

Information Retrieval · Computer Science 2018-05-17 Shuo Zhang , Vugar Abdul Zada , Krisztian Balog

Tabular data is frequently captured in image form across a wide range of real-world scenarios such as financial reports, handwritten records, and document scans. These visual representations pose unique challenges for machine understanding,…

Artificial Intelligence · Computer Science 2026-02-10 Zhuoyan Xu , Haoyang Fang , Boran Han , Bonan Min , Bernie Wang , Cuixiong Hu , Shuai Zhang

Tables are widely used in documents because of their compact and structured representation of information. In particular, in scientific papers, tables can sum up novel discoveries and summarize experimental results, making the research…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Davide del Bimbo , Andrea Gemelli , Simone Marinai

The basic unit of meaning on the Semantic Web is the RDF statement, or triple, which combines a distinct subject, predicate and object to make a definite assertion about the world. A set of triples constitutes a graph, to which they give a…

Artificial Intelligence · Computer Science 2010-11-01 Marko A. Rodriguez , Alberto Pepe , Joshua Shinavier

Feature Structures (FSs) are a widespread tool used for decompositional frameworks of Attribute-Value associations. Even though they thrive in simple systems, they lack a way of representing higher-order entities and relations. This is…

Logic in Computer Science · Computer Science 2020-02-06 Valentin D. Richard

While existing generation and unified models excel at general image generation, they struggle with tasks requiring deep reasoning, planning, and precise data-to-visual mapping abilities beyond general scenarios. To push beyond the existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Zhihang Liu , Xiaoyi Bao , Pandeng Li , Junjie Zhou , Zhaohe Liao , Yefei He , Kaixun Jiang , Chen-Wei Xie , Yun Zheng , Hongtao Xie

Semi-structured tables, widely used in real-world applications (e.g., financial reports, medical records, transactional orders), often involve flexible and complex layouts (e.g., hierarchical headers and merged cells). These tables…

Artificial Intelligence · Computer Science 2025-09-03 Zirui Tang , Boyu Niu , Xuanhe Zhou , Boxiu Li , Wei Zhou , Jiannan Wang , Guoliang Li , Xinyi Zhang , Fan Wu

Model card reports provide a transparent description of machine learning models which includes information about their evaluation, limitations, intended use, etc. Federal health agencies have expressed an interest in model cards report for…

Digital Libraries · Computer Science 2023-03-22 Muhammad Amith , Licong Cui , Kirk Roberts , Cui Tao

Designing and implementing efficient, provably correct parallel machine learning (ML) algorithms is challenging. Existing high-level parallel abstractions like MapReduce are insufficiently expressive while low-level tools like MPI and…

Machine Learning · Computer Science 2014-08-12 Yucheng Low , Joseph E. Gonzalez , Aapo Kyrola , Danny Bickson , Carlos E. Guestrin , Joseph Hellerstein

The task of table summarization involves generating text that both succinctly and accurately represents the table or a specific set of highlighted cells within a table. While significant progress has been made in table to text generation…

Computation and Language · Computer Science 2023-10-31 Deepanway Ghosal , Preksha Nema , Aravindan Raghuveer

Relational prediction tasks are fundamental in many real-world applications, where data are naturally stored in relational databases (RDBs). Relational Deep Learning (RDL) addresses this problem by modeling RDBs as graphs and applying graph…

Machine Learning · Computer Science 2026-05-21 Yi Huang , Qingyun Sun , Jia Li , Xingcheng Fu , Jianxin Li

Table extraction from PDF and image documents is a ubiquitous task in the real-world. Perfect extraction quality is difficult to achieve with one single out-of-box model due to (1) the wide variety of table styles, (2) the lack of training…

Human-Computer Interaction · Computer Science 2021-02-18 Nancy Xin Ru Wang , Douglas Burdick , Yunyao Li