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Information visualization is essential in making sense out of large data sets. Often, high-dimensional data are visualized as a collection of points in 2-dimensional space through dimensionality reduction techniques. However, these…

Computational Geometry · Computer Science 2009-07-16 Emden R. Gansner , Yifan Hu , Stephen G. Kobourov

Document structure analysis (aka document layout analysis) is crucial for understanding the physical layout and logical structure of documents, with applications in information retrieval, document summarization, knowledge extraction, etc.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Jiawei Wang , Kai Hu , Zhuoyao Zhong , Lei Sun , Qiang Huo

Extracting structured data from HTML documents is a long-studied problem with a broad range of applications like augmenting knowledge bases, supporting faceted search, and providing domain-specific experiences for key verticals like…

Computation and Language · Computer Science 2020-10-22 Bill Yuchen Lin , Ying Sheng , Nguyen Vo , Sandeep Tata

HTML documents are an important medium for disseminating information on the Web for human consumption. An HTML document presents information in multiple text formats including unstructured text, structured key-value pairs, and tables.…

Computation and Language · Computer Science 2022-01-27 Xiang Deng , Prashant Shiralkar , Colin Lockard , Binxuan Huang , Huan Sun

Document layout analysis usually relies on computer vision models to understand documents while ignoring textual information that is vital to capture. Meanwhile, high quality labeled datasets with both visual and textual information are…

Computation and Language · Computer Science 2020-11-12 Minghao Li , Yiheng Xu , Lei Cui , Shaohan Huang , Furu Wei , Zhoujun Li , Ming Zhou

This article presents our steps to integrate complex and partly unstructured medical data into a clinical research database with subsequent decision support. Our main application is an integrated faceted search tool, accompanied by the…

Human-Computer Interaction · Computer Science 2018-10-31 Daniel Sonntag , Hans-Jürgen Profitlich

Data-rich documents are ubiquitous in various applications, yet they often rely solely on textual descriptions to convey data insights. Prior research primarily focused on providing visualization-centric augmentation to data-rich documents.…

Human-Computer Interaction · Computer Science 2025-02-07 Ruishi Zou , Yinqi Tang , Jingzhu Chen , Siyu Lu , Yan Lu , Yingfan Yang , Chen Ye

Data analysis often involves the comparison of complex objects. With the ever increasing amounts and complexity of data, the demand for systems to help with these comparisons is also growing. Increasingly, information visualization tools…

Human-Computer Interaction · Computer Science 2024-03-11 Rebecca Jones , Lucas Tate

With the ubiquitous use of document corpora for question answering, one important aspect which is especially relevant for technical documents is the ability to extract information from tables which are interspersed with text. The major…

Information Retrieval · Computer Science 2024-09-02 Sujoy Roychowdhury , Sumit Soman , HG Ranjani , Avantika Sharma , Neeraj Gunda , Sai Krishna Bala

Data Visualization has become an important aspect of big data analytics and has grown in sophistication and variety. We specifically identify the need for an analytical framework for data visualization with textual information. Data…

Social and Information Networks · Computer Science 2020-05-19 Cherilyn Conner , Jim Samuel , Andrey Kretinin , Yana Samuel , Lee Nadeau

As online news increasingly include data journalism, there is a corresponding increase in the incorporation of visualization in article thumbnail images. However, little research exists on the design rationale for visualization thumbnails,…

Human-Computer Interaction · Computer Science 2023-05-29 Hwiyeon Kim , Joohee Kim , Yunha Han , Hwajung Hong , Oh-Sang Kwon , Young-Woo Park , Niklas Elmqvist , Sungahn Ko , Bum Chul Kwon

Recent advancements in the area of Computer Vision with state-of-art Neural Networks has given a boost to Optical Character Recognition (OCR) accuracies. However, extracting characters/text alone is often insufficient for relevant…

Computer Vision and Pattern Recognition · Computer Science 2018-12-17 Vishwanath D , Rohit Rahul , Gunjan Sehgal , Swati , Arindam Chowdhury , Monika Sharma , Lovekesh Vig , Gautam Shroff , Ashwin Srinivasan

In the biomedical domain, visualizing the document embeddings of an extensive corpus has been widely used in information-seeking tasks. However, three key challenges with existing visualizations make it difficult for clinicians to find…

Human-Computer Interaction · Computer Science 2025-04-09 Rui Qiu , Yamei Tu , Po-Yin Yen , Han-Wei Shen

A major computational burden, while performing document clustering, is the calculation of similarity measure between a pair of documents. Similarity measure is a function that assigns a real number between 0 and 1 to a pair of documents,…

Information Retrieval · Computer Science 2013-03-19 Muhammad Rafi , Mohammad Shahid Shaikh

In recent years, the use of multi-modal pre-trained Transformers has led to significant advancements in visually-rich document understanding. However, existing models have mainly focused on features such as text and vision while neglecting…

Computation and Language · Computer Science 2023-08-16 Qiwei Li , Zuchao Li , Xiantao Cai , Bo Du , Hai Zhao

Document extraction is an important step before retrieval-augmented generation (RAG), knowledge bases, and downstream generative AI can work. It turns unstructured documents like PDFs and scans into structured text and layout-aware…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Aman Ulla

The Visual Question Answering (VQA) task requires the simultaneous understanding of image content and question semantics. However, existing methods often have difficulty handling complex reasoning scenarios due to insufficient cross-modal…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Weikai Sun , Shijie Song , Han Wang

This paper introduces NetPanorama, a domain-specific language and declarative grammar for interactive network visualization design that supports multivariate, temporal, and geographic networks. NetPanorama allows users to specify network…

Human-Computer Interaction · Computer Science 2025-02-19 James Scott-Brown , Alexis Pister , Benjamin Bach

Extracting information from unstructured text documents is a demanding task, since these documents can have a broad variety of different layouts and a non-trivial reading order, like it is the case for multi-column documents or nested…

Artificial Intelligence · Computer Science 2022-02-08 Matthias Engelbach , Dennis Klau , Jens Drawehn , Maximilien Kintz

The desired outcome for urban digital twins is an automatically generated detailed 3D model of a building from aerial imagery, footprints, LiDAR, or a fusion of these. Such 3D models have applications in architecture, civil engineering,…