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Recognition of document images have important applications in restoring old and classical texts. The problem involves quality improvement before passing it to a properly trained OCR to get accurate recognition of the text. The image…

Computer Vision and Pattern Recognition · Computer Science 2017-02-01 Ram Krishna Pandey , A G Ramakrishnan

Recognition of ancient Tamil characters has always been a challenge for epigraphers. This is primarily because the language has evolved over the several centuries and the character set over this time has both expanded and diversified. This…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Lalitha Giridhar , Aishwarya Dharani and , Velmathi Guruviah

Ancient history relies on the study of ancient characters. However, real-world scanned oracle characters are difficult to collect and annotate, posing a major obstacle for oracle character recognition (OrCR). Besides, serious abrasion and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Mei Wang , Weihong Deng , Sen Su

This research paper introduces a novel word-level Optical Character Recognition (OCR) model specifically designed for digital Urdu text, leveraging transformer-based architectures and attention mechanisms to address the distinct challenges…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Ahmed Mustafa , Muhammad Tahir Rafique , Muhammad Ijlal Baig , Hasan Sajid , Muhammad Jawad Khan , Karam Dad Kallu

This paper presents a complete Optical Character Recognition (OCR) system for camera captured image/graphics embedded textual documents for handheld devices. At first, text regions are extracted and skew corrected. Then, these regions are…

Computer Vision and Pattern Recognition · Computer Science 2011-09-16 Ayatullah Faruk Mollah , Nabamita Majumder , Subhadip Basu , Mita Nasipuri

With the rise of multimodal large language models, accurately extracting and understanding textual information from video content, referred to as video based optical character recognition (Video OCR), has become a crucial capability. This…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Yulin Fei , Yuhui Gao , Xingyuan Xian , Xiaojin Zhang , Tao Wu , Wei Chen

In this paper, we present an Optical Character Recognition (OCR) system specifically designed for the accurate recognition and digitization of Greek polytonic texts. By leveraging the combined strengths of convolutional layers for feature…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Perifanos Konstantinos , Goutsos Dionisis

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

Despite significant advancements in Large Vision Language Models (LVLMs), a gap remains, particularly regarding their interpretability and how they locate and interpret textual information within images. In this paper, we explore various…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Ingeol Baek , Hwan Chang , Sunghyun Ryu , Hwanhee Lee

This report explores the latest advances in the field of digital document recognition. With the focus on printed document imagery, we discuss the major developments in optical character recognition (OCR) and document image…

Computer Vision and Pattern Recognition · Computer Science 2014-12-16 Eugene Borovikov

This paper presents an end-to-end deep convolutional recurrent neural network solution for Khmer optical character recognition (OCR) task. The proposed solution uses a sequence-to-sequence (Seq2Seq) architecture with attention mechanism.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Rina Buoy , Sokchea Kor , Nguonly Taing

Kurdish libraries have many historical publications that were printed back in the early days when printing devices were brought to Kurdistan. Having a good Optical Character Recognition (OCR) to help process these publications and…

Computation and Language · Computer Science 2024-04-10 Blnd Yaseen , Hossein Hassani

Despite their cultural and historical significance, Black digital archives continue to be a structurally underrepresented area in AI research and infrastructure. This is especially evident in efforts to digitize historical Black newspapers,…

Digital Libraries · Computer Science 2025-09-17 Fitsum Sileshi Beyene , Christopher L. Dancy

This research paper delves into the development of an Optical Character Recognition (OCR) system for the recognition of Ashokan Brahmi characters using Convolutional Neural Networks. It utilizes a comprehensive dataset of character images…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Yash Agrawal , Srinidhi Balasubramanian , Rahul Meena , Rohail Alam , Himanshu Malviya , Rohini P

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

Given the ubiquity of handwritten documents in human transactions, Optical Character Recognition (OCR) of documents have invaluable practical worth. Optical character recognition is a science that enables to translate various types of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-03 Jamshed Memon , Maira Sami , Rizwan Ahmed Khan

Text Recognition is one of the challenging tasks of computer vision with considerable practical interest. Optical character recognition (OCR) enables different applications for automation. This project focuses on word detection and…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Ebin Zacharias , Martin Teuchler , Bénédicte Bernier

Optical Character Recognition (OCR) is a critical but error-prone stage in digital humanities text pipelines. While OCR correction improves usability for downstream NLP tasks, common workflows often overwrite intermediate decisions,…

Human-Computer Interaction · Computer Science 2026-05-07 Haoze Guo , Ziqi Wei

The expansion of retrieval-augmented generation (RAG) into multimodal domains has intensified the challenge for processing complex visual documents, such as financial reports. While page-level chunking and retrieval is a natural starting…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Zhengren Wang , Dongsheng Ma , Huaping Zhong , Jiayu Li , Wentao Zhang , Bin Wang , Conghui He

Optical Character Recognition deals in recognition and classification of characters from an image. For the recognition to be accurate, certain topological and geometrical properties are calculated, based on which a character is classified…

Computer Vision and Pattern Recognition · Computer Science 2012-11-20 Vivek Shrivastava , Navdeep Sharma