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Related papers: Image-based table recognition: data, model, and ev…

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We introduce a new table detection and structure recognition approach named RobusTabNet to detect the boundaries of tables and reconstruct the cellular structure of each table from heterogeneous document images. For table detection, we…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Chixiang Ma , Weihong Lin , Lei Sun , Qiang Huo

Recent deep learning approaches in table detection achieved outstanding performance and proved to be effective in identifying document layouts. Currently, available table detection benchmarks have many limitations, including the lack of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Mrinal Haloi , Shashank Shekhar , Nikhil Fande , Siddhant Swaroop Dash , Sanjay G

Table structure recognition (TSR) holds widespread practical importance by parsing tabular images into structured representations, yet encounters significant challenges when processing complex layouts involving merged or empty cells.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Boming Chen , Zining Wang , Zhentao Guo , Jianqiang Liu , Chen Duan , Yu Gu , Kai zhou , Pengfei Yan

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

Localizing page elements/objects such as tables, figures, equations, etc. is the primary step in extracting information from document images. We propose a novel end-to-end trainable deep network, (CDeC-Net) for detecting tables present in…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Madhav Agarwal , Ajoy Mondal , C. V. Jawahar

Tables are widely used in several types of documents since they can bring important information in a structured way. 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 Andrea Gemelli , Emanuele Vivoli , Simone Marinai

Recently, significant progress has been made applying machine learning to the problem of table structure inference and extraction from unstructured documents. However, one of the greatest challenges remains the creation of datasets with…

Machine Learning · Computer Science 2021-11-22 Brandon Smock , Rohith Pesala , Robin Abraham

This paper presents our solution for ICDAR 2021 competition on scientific literature parsing taskB: table recognition to HTML. In our method, we divide the table content recognition task into foursub-tasks: table structure recognition, text…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Jiaquan Ye , Xianbiao Qi , Yelin He , Yihao Chen , Dengyi Gu , Peng Gao , Rong Xiao

We present TableBank, a new image-based table detection and recognition dataset built with novel weak supervision from Word and Latex documents on the internet. Existing research for image-based table detection and recognition usually…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Minghao Li , Lei Cui , Shaohan Huang , Furu Wei , Ming Zhou , Zhoujun Li

Tables are pervasive in diverse documents, making table recognition (TR) a fundamental task in document analysis. Existing modular TR pipelines separately model table structure and content, leading to suboptimal integration and complex…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Chunxia Qin , Chenyu Liu , Pengcheng Xia , Jun Du , Baocai Yin , Bing Yin , Cong Liu

Table structure recognition is an essential part for making machines understand tables. Its main task is to recognize the internal structure of a table. However, due to the complexity and diversity in their structure and style, it is very…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Zhenrong Zhang , Jianshu Zhang , Jun Du

To address the challenges of table structure recognition, we propose a novel Split-Merge-based top-down model optimized for large, densely populated tables. Our approach formulates row and column splitting as sequence labeling tasks,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Qiyu Hou , Jun Wang

Table Structure Recognition (TSR) requires the logical reasoning ability of large language models (LLMs) to handle complex table layouts, but current datasets are limited in scale and quality, hindering effective use of this reasoning…

Databases · Computer Science 2026-04-16 Ruilin Zhang , Kai Yang

Currently, a substantial volume of document data exists in an unstructured format, encompassing Portable Document Format (PDF) files and images. Extracting information from these documents presents formidable challenges due to diverse table…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Lei Sheng , Shuai-Shuai Xu

Tabular data are ubiquitous for the widespread applications of tables and hence have attracted the attention of researchers to extract underlying information. One of the critical problems in mining tabular data is how to understand their…

Machine Learning · Computer Science 2021-06-17 Lun Du , Fei Gao , Xu Chen , Ran Jia , Junshan Wang , Jiang Zhang , Shi Han , Dongmei Zhang

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

Pool of knowledge available to the mankind depends on the source of learning resources, which can vary from ancient printed documents to present electronic material. The rapid conversion of material available in traditional libraries to…

Computer Vision and Pattern Recognition · Computer Science 2014-12-25 Akmal Jahan Mac , Roshan G Ragel

Table Detection (TD) is a fundamental task to enable visually rich document understanding, which requires the model to extract information without information loss. However, popular Intersection over Union (IoU) based evaluation metrics and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Bin Xiao , Murat Simsek , Burak Kantarci , Ala Abu Alkheir

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

Tables are everywhere, from scientific journals, papers, websites, and newspapers all the way to items we buy at the supermarket. Detecting them is thus of utmost importance to automatically understanding the content of a document. The…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Mahmoud Kasem , Abdelrahman Abdallah , Alexander Berendeyev , Ebrahem Elkady , Mahmoud Abdalla , Mohamed Mahmoud , Mohamed Hamada , Daniyar Nurseitov , Islam Taj-Eddin