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Related papers: OCR-free Document Understanding Transformer

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Typical text recognition methods rely on an encoder-decoder structure, in which the encoder extracts features from an image, and the decoder produces recognized text from these features. In this study, we propose a simpler and more…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Masato Fujitake

In recent years, text-image joint pre-training techniques have shown promising results in various tasks. However, in Optical Character Recognition (OCR) tasks, aligning text instances with their corresponding text regions in images poses a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Chen Duan , Pei Fu , Shan Guo , Qianyi Jiang , Xiaoming Wei

For digitizing or indexing physical documents, Optical Character Recognition (OCR), the process of extracting textual information from scanned documents, is a vital technology. When a document is visually damaged or contains non-textual…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Oshri Naparstek , Ophir Azulai , Daniel Rotman , Yevgeny Burshtein , Peter Staar , Udi Barzelay

Information extraction from documents is a ubiquitous first step in many business applications. During this step, the entries of various fields must first be read from the images of scanned documents before being further processed and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Shachar Klaiman , Marius Lehne

Transformers have revolutionized machine learning with their simple yet effective architecture. Pre-training Transformers on massive text datasets from the Internet has led to unmatched generalization for natural language understanding…

The groundbreaking performance of transformers in Natural Language Processing (NLP) tasks has led to their replacement of traditional Convolutional Neural Networks (CNNs), owing to the efficiency and accuracy achieved through the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Gousia Habib , Damandeep Singh , Ishfaq Ahmad Malik , Brejesh Lall

Optical Character Recognition (OCR) technology is widely used to extract text from images of documents, facilitating efficient digitization and data retrieval. However, merely extracting text is insufficient when dealing with complex…

Document parsing is a fine-grained task where image resolution significantly impacts performance. While advanced research leveraging vision-language models benefits from high-resolution input to boost model performance, this often leads to…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Cheng Cui , Ting Sun , Suyin Liang , Tingquan Gao , Zelun Zhang , Jiaxuan Liu , Xueqing Wang , Changda Zhou , Hongen Liu , Manhui Lin , Yue Zhang , Yubo Zhang , Jing Zhang , Jun Zhang , Xing Wei , Yi Liu , Dianhai Yu , Yanjun Ma

This paper presents a novel iterative deep learning framework and apply it for document enhancement and binarization. Unlike the traditional methods which predict the binary label of each pixel on the input image, we train the neural…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Sheng He , Lambert Schomaker

Documents are central to many business systems, and include forms, reports, contracts, invoices or purchase orders. The information in documents is typically in natural language, but can be organized in various layouts and formats. There…

Information Retrieval · Computer Science 2021-10-08 Sumit Shekhar , Bhanu Prakash Reddy Guda , Ashutosh Chaubey , Ishan Jindal , Avneet Jain

In the contemporary era of widespread online recruitment, resume understanding has been widely acknowledged as a fundamental and crucial task, which aims to extract structured information from resume documents automatically. Compared to the…

Computation and Language · Computer Science 2024-04-23 Feihu Jiang , Chuan Qin , Jingshuai Zhang , Kaichun Yao , Xi Chen , Dazhong Shen , Chen Zhu , Hengshu Zhu , Hui Xiong

Thousands of users consult digital archives daily, but the information they can access is unrepresentative of the diversity of documentary history. The sequence-to-sequence architecture typically used for optical character recognition (OCR)…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Jacob Carlson , Tom Bryan , Melissa Dell

State-of-the-art offline Optical Character Recognition (OCR) frameworks perform poorly on semi-structured handwritten domain-specific documents due to their inability to localize and label form fields with domain-specific semantics.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Sagar Chakraborty , Gaurav Harit , Saptarshi Ghosh

The ever-growing deep learning technologies are making revolutionary changes for modern life. However, conventional computing architectures are designed to process sequential and digital programs, being extremely burdened with performing…

Emerging Technologies · Computer Science 2022-12-21 Yuyao Huang , Tingzhao Fu , Honghao Huang , Sigang Yang , Hongwei Chen

Directly training a document-to-document (Doc2Doc) neural machine translation (NMT) via Transformer from scratch, especially on small datasets usually fails to converge. Our dedicated probing tasks show that 1) both the absolute position…

Computation and Language · Computer Science 2022-12-13 Yachao Li , Junhui Li , Jing Jiang , Shimin Tao , Hao Yang , Min Zhang

Deep learning models tend to underperform in the presence of domain shifts. Domain transfer has recently emerged as a promising approach wherein images exhibiting a domain shift are transformed into other domains for augmentation or…

Image and Video Processing · Electrical Eng. & Systems 2022-10-27 Weinan Song , Gaurav Fotedar , Nima Tajbakhsh , Ziheng Zhou , Lei He , Xiaowei Ding

In Visual Document Understanding (VDU) tasks, fine-tuning a pre-trained Vision-Language Model (VLM) with new datasets often falls short in optimizing the vision encoder to identify query-specific regions in text-rich document images.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Binh M. Le , Shaoyuan Xu , Jinmiao Fu , Zhishen Huang , Moyan Li , Yanhui Guo , Hongdong Li , Sameera Ramasinghe , Bryan Wang

Advances in Visually Rich Document Understanding (VrDU) have enabled information extraction and question answering over documents with complex layouts. Two tropes of architectures have emerged -- transformer-based models inspired by LLMs,…

Computation and Language · Computer Science 2024-01-08 Dongsheng Wang , Zhiqiang Ma , Armineh Nourbakhsh , Kang Gu , Sameena Shah

We introduce a simple new approach to the problem of understanding documents where non-trivial layout influences the local semantics. To this end, we modify the Transformer encoder architecture in a way that allows it to use layout features…

Computation and Language · Computer Science 2021-10-05 Łukasz Garncarek , Rafał Powalski , Tomasz Stanisławek , Bartosz Topolski , Piotr Halama , Michał Turski , Filip Graliński

Text-based visual question answering (VQA) requires to read and understand text in an image to correctly answer a given question. However, most current methods simply add optical character recognition (OCR) tokens extracted from the image…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zan-Xia Jin , Heran Wu , Chun Yang , Fang Zhou , Jingyan Qin , Lei Xiao , Xu-Cheng Yin