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Optical Character Recognition (OCR) is an established task with the objective of identifying the text present in an image. While many off-the-shelf OCR models exist, they are often trained for either scientific (e.g., formulae) or generic…

Computation and Language · Computer Science 2024-03-26 Nan Zhang , Connor Heaton , Sean Timothy Okonsky , Prasenjit Mitra , Hilal Ezgi Toraman

Document classification tasks were primarily tackled at word level. Recent research that works with character-level inputs shows several benefits over word-level approaches such as natural incorporation of morphemes and better handling of…

Computation and Language · Computer Science 2016-02-02 Yijun Xiao , Kyunghyun Cho

This article describes the results of a case study that applies Neural Network-based Optical Character Recognition (OCR) to scanned images of books printed between 1487 and 1870 by training the OCR engine OCRopus [@breuel2013high] on the…

Computation and Language · Computer Science 2017-04-11 U. Springmann , A. Lüdeling

Document Layout Parsing serves as a critical gateway for Artificial Intelligence (AI) to access and interpret the world's vast stores of structured knowledge. This process,which encompasses layout detection, text recognition, and relational…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Yumeng Li , Guang Yang , Hao Liu , Bowen Wang , Colin Zhang

The digitization of scanned forms and documents is changing the data sources that enterprises manage. To integrate these new data sources with enterprise data, the current state-of-the-art approach is to convert the images to ASCII text…

Databases · Computer Science 2012-01-09 Arun Kumar , Christopher Ré

Text normalization is an important enabling technology for several NLP tasks. Recently, neural-network-based approaches have outperformed well-established models in this task. However, in languages other than English, there has been little…

Computation and Language · Computer Science 2018-09-06 Daniel Watson , Nasser Zalmout , Nizar Habash

Although considerable efforts have been devoted to transformer-based ranking models for document search, the relevance-efficiency tradeoff remains a critical problem for ad-hoc ranking. To overcome this challenge, this paper presents BECR…

Information Retrieval · Computer Science 2022-01-07 Yingrui Yang , Yifan Qiao , Jinjin Shao , Mayuresh Anand , Xifeng Yan , Tao Yang

Video OCR is a technique that can greatly help to locate the topics of interest in video via the automatic extraction and reading of captions and annotations. Text in video can provide key indexing information. Recognizing such text for…

Information Retrieval · Computer Science 2013-01-03 Sankirti S. , P. M. Kamade

Optical Character Recognition (OCR) plays a crucial role in digitizing historical and multilingual documents, yet OCR errors - imperfect extraction of text, including character insertion, deletion, and substitution can significantly impact…

Computation and Language · Computer Science 2025-09-22 Bhawna Piryani , Jamshid Mozafari , Abdelrahman Abdallah , Antoine Doucet , Adam Jatowt

A line of a bilingual document page may contain text words in regional language and numerals in English. For Optical Character Recognition (OCR) of such a document page, it is necessary to identify different script forms before running an…

Computer Vision and Pattern Recognition · Computer Science 2011-07-05 B. V. Dhandra , Mallikarjun Hangarge

There are many difficulties facing a handwritten Arabic recognition system such as unlimited variation in human handwriting, similarities of distinct character shapes, interconnections of neighbouring characters and their position in the…

Computer Vision and Pattern Recognition · Computer Science 2014-02-27 Ahmed Sahlol , Cheng Suen

Recognition of text on word or line images, without the need for sub-word segmentation has become the mainstream of research and development of text recognition for Indian languages. Modelling unsegmented sequences using Connectionist…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Minesh Mathew , Ajoy Mondal , CV Jawahar

In this paper, we propose a data augmentation framework for Optical Character Recognition (OCR). The proposed framework is able to synthesize new viewing angles and illumination scenarios, effectively enriching any available OCR dataset.…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Andreas Spruck , Maximiliane Hawesch , Anatol Maier , Christian Riess , Jürgen Seiler , André Kaup

Automating the annotation of scanned documents is challenging, requiring a balance between computational efficiency and accuracy. DocParseNet addresses this by combining deep learning and multi-modal learning to process both text and visual…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Ahmad Mohammadshirazi , Ali Nosrati Firoozsalari , Mengxi Zhou , Dheeraj Kulshrestha , Rajiv Ramnath

Recent works using artificial neural networks based on word distributed representation greatly boost the performance of various natural language learning tasks, especially question answering. Though, they also carry along with some…

Computation and Language · Computer Science 2016-12-23 Lingxun Meng , Yan Li , Mengyi Liu , Peng Shu

The indexing and searching of historical documents have garnered attention in recent years due to massive digitization efforts of important collections worldwide. Pure textual search in these corpora is a problem since optical character…

Information Retrieval · Computer Science 2020-04-23 Taivanbat Badamdorj , Adiel Ben-Shalom , Nachum Dershowitz , Lior Wolf

Document parsing is a core task in document intelligence, supporting applications such as information extraction, retrieval-augmented generation, and automated document analysis. However, real-world documents often feature complex layouts…

With the increasing prevalence of video recordings there is a growing need for tools that can maintain the privacy of those recorded. In this paper, we define an approach for redacting personally identifiable text from videos using a…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Abhishek Mukhopadhyay , Shubham Agarwal , Patrick Dylan Zwick , Pradipta Biswas

Driven by deep learning and the large volume of data, scene text recognition has evolved rapidly in recent years. Formerly, RNN-attention based methods have dominated this field, but suffer from the problem of \textit{attention drift} in…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Zhaoyi Wan , Minghang He , Haoran Chen , Xiang Bai , Cong Yao

Intensive research has been done on optical character recognition ocr and a large number of articles have been published on this topic during the last few decades. Many commercial OCR systems are now available in the market, but most of…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 K. Indira , S. Sethu Selvi