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There are hundreds of millions of tables in Web pages that contain useful information for many applications. Leveraging data within these tables is difficult because of the wide variety of structures, formats and data encoded in these…

Information Retrieval · Computer Science 2018-02-20 Majid Ghasemi-Gol , Pedro Szekely

Estimating individual treatment effects (ITE) from observational data is a critical task across various domains. However, many existing works on ITE estimation overlook the influence of hidden confounders, which remain unobserved at the…

Machine Learning · Computer Science 2024-12-06 Binbin Hu , Zhicheng An , Zhengwei Wu , Ke Tu , Ziqi Liu , Zhiqiang Zhang , Jun Zhou , Yufei Feng , Jiawei Chen

The conventional use of the Retrieval-Augmented Generation (RAG) architecture has proven effective for retrieving information from diverse documents. However, challenges arise in handling complex table queries, especially within PDF…

Machine Learning · Computer Science 2024-02-13 Uday Allu , Biddwan Ahmed , Vishesh Tripathi

Relational tables on the Web store a vast amount of knowledge. Owing to the wealth of such tables, there has been tremendous progress on a variety of tasks in the area of table understanding. However, existing work generally relies on…

Information Retrieval · Computer Science 2020-12-04 Xiang Deng , Huan Sun , Alyssa Lees , You Wu , Cong Yu

Synthetic tabular data emerges as an alternative for sharing knowledge while adhering to restrictive data access regulations, e.g., European General Data Protection Regulation (GDPR). Mainstream state-of-the-art tabular data synthesizers…

Machine Learning · Computer Science 2022-10-13 Zilong Zhao , Robert Birke , Lydia Y. Chen

Generative Adversarial Networks (GANs) are typically trained to synthesize data, from images and more recently tabular data, under the assumption of directly accessible training data. Recently, federated learning (FL) is an emerging…

Machine Learning · Computer Science 2025-08-12 Zilong Zhao , Robert Birke , Aditya Kunar , Lydia Y. Chen

Table detection within document images is a crucial task in document processing, involving the identification and localization of tables. Recent strides in deep learning have substantially improved the accuracy of this task, but it still…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Tahira Shehzadi , Shalini Sarode , Didier Stricker , Muhammad Zeshan Afzal

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

Information Extraction (IE) from document images is challenging due to the high variability of layout formats. Deep models such as LayoutLM and BROS have been proposed to address this problem and have shown promising results. However, they…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Abhishek Singh , Venkatapathy Subramanian , Ayush Maheshwari , Pradeep Narayan , Devi Prasad Shetty , Ganesh Ramakrishnan

Recently, table structure recognition has achieved impressive progress with the help of deep graph models. Most of them exploit single visual cues of tabular elements or simply combine visual cues with other modalities via early fusion to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Hao Liu , Xin Li , Bing Liu , Deqiang Jiang , Yinsong Liu , Bo Ren

We present TableSeq, an image-only, end-to-end framework for joint table structure recognition, content recognition, and cell localization. The model formulates these tasks as a single sequence-generation problem: one decoder produces an…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Laziz Hamdi , Amine Tamasna , Pascal Boisson , Thierry Paquet

Table Structure Recognition (TSR) is a widely discussed task aiming at transforming unstructured table images into structured formats, such as HTML sequences, to make text-only models, such as ChatGPT, that can further process these tables.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Bin Xiao , Murat Simsek , Burak Kantarci , Ala Abu Alkheir

Recent advancements in NLP have witnessed the groundbreaking impact of pretrained models, yielding impressive outcomes across various tasks. This study seeks to extend the power of pretraining methodologies to facilitating the prediction…

Machine Learning · Computer Science 2024-03-14 Yazheng Yang , Yuqi Wang , Guang Liu , Ledell Wu , Qi Liu

Table structure recognition is a key task in document analysis. However, the geometric deformation in deformed tables causes a weak correlation between content information and structure, resulting in downstream tasks not being able to…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Long Liu , Cihui Yang

Relation extraction is an important but challenging task that aims to extract all hidden relational facts from the text. With the development of deep language models, relation extraction methods have achieved good performance on various…

Computation and Language · Computer Science 2022-08-17 Sheng Zhang , Patrick Ng , Zhiguo Wang , Bing Xiang

Document-level relation extraction (DocRE) models generally use graph networks to implicitly model the reasoning skill (i.e., pattern recognition, logical reasoning, coreference reasoning, etc.) related to the relation between one entity…

Computation and Language · Computer Science 2021-06-04 Wang Xu , Kehai Chen , Tiejun Zhao

To overcome the limitations and challenges of current automatic table data annotation methods and random table data synthesis approaches, we propose a novel method for synthesizing annotation data specifically designed for table…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Qiyu Hou , Jun Wang , Meixuan Qiao , Lujun Tian

Different from the general visual classification, some classification tasks are more challenging as they need the professional categories of the images. In the paper, we call them expert-level classification. Previous fine-grained vision…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Junde Wu , Huihui Fang , Yehui Yang , Yu Zhang , Haoyi Xiong , Huazhu Fu , Yanwu Xu

Obtaining annotated table structure data for complex tables is a challenging task due to the inherent diversity and complexity of real-world document layouts. The scarcity of publicly available datasets with comprehensive annotations for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Syed Jawwad Haider Hamdani , Saifullah Saifullah , Stefan Agne , Andreas Dengel , Sheraz Ahmed

We present a novel graph neural network (GNN) approach for cell tracking in high-throughput microscopy videos. By modeling the entire time-lapse sequence as a direct graph where cell instances are represented by its nodes and their…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Tal Ben-Haim , Tammy Riklin Raviv