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In order to apply Optical Character Recognition (OCR) to historical printings of Latin script fully automatically, we report on our efforts to construct a widely-applicable polyfont recognition model yielding text with a Character Error…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Christian Reul , Christoph Wick , Maximilian Nöth , Andreas Büttner , Maximilian Wehner , Uwe Springmann

The real estate sector remains highly dependent on manual document handling and verification, making processes inefficient and prone to fraud. This work presents a system that integrates optical character recognition (OCR), natural language…

Cryptography and Security · Computer Science 2026-01-01 Henrique Lin , Tiago Dias , Miguel Correia

Optical Character Recognition (OCR) has been a topic of interest for many years. It is defined as the process of digitizing a document image into its constituent characters. Despite decades of intense research, developing OCR with…

Computer Vision and Pattern Recognition · Computer Science 2017-10-17 Noman Islam , Zeeshan Islam , Nazia Noor

Optical Character Recognition (OCR) on historical printings is a challenging task mainly due to the complexity of the layout and the highly variant typography. Nevertheless, in the last few years great progress has been made in the area of…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Christian Reul , Dennis Christ , Alexander Hartelt , Nico Balbach , Maximilian Wehner , Uwe Springmann , Christoph Wick , Christine Grundig , Andreas Büttner , Frank Puppe

Much of the existing linguistic data in many languages of the world is locked away in non-digitized books and documents. Optical character recognition (OCR) can be used to produce digitized text, and previous work has demonstrated the…

Computation and Language · Computer Science 2021-11-05 Shruti Rijhwani , Daisy Rosenblum , Antonios Anastasopoulos , Graham Neubig

The digitisation of historical print media archives is crucial for increasing accessibility to contemporary records. However, the process of Optical Character Recognition (OCR) used to convert physical records to digital text is prone to…

Computation and Language · Computer Science 2025-01-23 Jonathan Bourne

The project comes with the technique of OCR (Optical Character Recognition) which includes various research sides of computer science. The project is to take a picture of a character and process it up to recognize the image of that…

Computer Vision and Pattern Recognition · Computer Science 2021-11-11 Arkaprabha Basu , M. Sathya

Historical Document Processing is the process of digitizing written material from the past for future use by historians and other scholars. It incorporates algorithms and software tools from various subfields of computer science, including…

Computer Vision and Pattern Recognition · Computer Science 2020-09-14 James P. Philips , Nasseh Tabrizi

The digitization of historical documents is crucial for preserving the cultural heritage of the society. An important step in this process is converting scanned images to text using Optical Character Recognition (OCR), which can enable…

Computation and Language · Computer Science 2024-09-04 Angel Beshirov , Milena Dobreva , Dimitar Dimitrov , Momchil Hardalov , Ivan Koychev , Preslav Nakov

Detecting manipulations in digital documents is becoming increasingly important for information verification purposes. Due to the proliferation of image editing software, altering key information in documents has become widely accessible.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Hailey Joren , Otkrist Gupta , Dan Raviv

Optical Character Recognition (OCR) systems have been widely used in various of application scenarios. Designing an OCR system is still a challenging task. In previous work, we proposed a practical ultra lightweight OCR system (PP-OCR) to…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Yuning Du , Chenxia Li , Ruoyu Guo , Cheng Cui , Weiwei Liu , Jun Zhou , Bin Lu , Yehua Yang , Qiwen Liu , Xiaoguang Hu , Dianhai Yu , Yanjun Ma

We present the largest publicly available synthetic OCR benchmark dataset for Indic languages. The collection contains a total of 90k images and their ground truth for 23 Indic languages. OCR model validation in Indic languages require a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-06 Naresh Saini , Promodh Pinto , Aravinth Bheemaraj , Deepak Kumar , Dhiraj Daga , Saurabh Yadav , Srihari Nagaraj

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

This research paper presents a unique Bengali OCR system with some capabilities. The system excels in reconstructing document layouts while preserving structure, alignment, and images. It incorporates advanced image and signature detection…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 AKM Shahariar Azad Rabby , Hasmot Ali , Md. Majedul Islam , Sheikh Abujar , Fuad Rahman

The growing use of Artificial Intelligence solutions has led to an explosion in image capture and its application in machine learning models. However, the lack of standardization in image quality generates inconsistencies in the results of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Renato Augusto Tavares

Scientific articles published prior to the "age of digitization" (~1997) require Optical Character Recognition (OCR) to transform scanned documents into machine-readable text, a process that often produces errors. We develop a pipeline for…

Digital Libraries · Computer Science 2023-09-22 Jill P. Naiman , Morgan G. Cosillo , Peter K. G. Williams , Alyssa Goodman

Over the past few decades, large archives of paper-based historical documents, such as books and newspapers, have been digitized using the Optical Character Recognition (OCR) technology. Unfortunately, this broadly used technology is…

Computation and Language · Computer Science 2023-08-01 Omri Suissa , Maayan Zhitomirsky-Geffet , Avshalom Elmalech

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

Extracting fine-grained OCR text from aged documents in diacritic languages remains challenging due to unexpected artifacts, time-induced degradation, and lack of datasets. While standalone spell correction approaches have been proposed,…

Computation and Language · Computer Science 2025-02-28 Thao Do , Dinh Phu Tran , An Vo , Daeyoung Kim

Scene text recognition (STR) and handwritten text recognition (HTR) face significant challenges in accurately transcribing textual content from images into machine-readable formats. Conventional OCR models often predict transcriptions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Xu Yao , Lei Kang