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Related papers: Omnifont Persian OCR System Using Primitives

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A prototype system for the transliteration of diacritics-less Arabic manuscripts at the sub-word or part of Arabic word (PAW) level is developed. The system is able to read sub-words of the input manuscript using a set of skeleton-based…

Computer Vision and Pattern Recognition · Computer Science 2013-06-27 Reza Farrahi Moghaddam , Mohamed Cheriet , Thomas Milo , Robert Wisnovsky

Coreference resolution, critical for identifying textual entities referencing the same entity, faces challenges in pronoun resolution, particularly identifying pronoun antecedents. Existing methods often treat pronoun resolution as a…

Computation and Language · Computer Science 2024-05-20 Hassan Haji Mohammadi , Alireza Talebpour , Ahmad Mahmoudi Aznaveh , Samaneh Yazdani

Converting images of Arabic text into plain text is a widely researched topic in academia and industry. However, recognition of Arabic handwritten and printed text presents difficult challenges due to the complex nature of variations of the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Alhossien Waly , Bassant Tarek , Ali Feteha , Rewan Yehia , Gasser Amr , Walid Gomaa , Ahmed Fares

The work presents a comparative assessment of seven different feature sets for recognition of handwritten Arabic numerals using a Multi Layer Perceptron (MLP) based classifier. The seven feature sets employed here consist of shadow…

Computer Vision and Pattern Recognition · Computer Science 2010-03-10 Nibaran Das , Ayatullah Faruk Mollah , Ram Sarkar , Subhadip Basu

In this paper, a novel approach is proposed for the recognition of Persian phonemes in the Persian Consonant-Vowel Combination (PCVC) speech dataset. Nowadays, deep neural networks play a crucial role in classification tasks. However, the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-24 Saber Malekzadeh , Mohammad Hossein Gholizadeh , Hossein Ghayoumi zadeh , Seyed Naser Razavi

This paper presents an automated supervised method for Persian wordnet construction. Using a Persian corpus and a bi-lingual dictionary, the initial links between Persian words and Princeton WordNet synsets have been generated. These links…

Computation and Language · Computer Science 2017-04-12 Zahra Mousavi , Heshaam Faili

The inherent complexities of Arabic script; its cursive nature, diacritical marks (tashkeel), and varied typography, pose persistent challenges for Optical Character Recognition (OCR). We present Qari-OCR, a series of vision-language models…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Ahmed Wasfy , Omer Nacar , Abdelakreem Elkhateb , Mahmoud Reda , Omar Elshehy , Adel Ammar , Wadii Boulila

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

We report upon the results of a research and prototype building project \emph{Worldly~OCR} dedicated to developing new, more accurate image-to-text conversion software for several languages and writing systems. These include the cursive…

Computer Vision and Pattern Recognition · Computer Science 2020-05-19 Marek Rychlik , Dwight Nwaigwe , Yan Han , Dylan Murphy

Conventional optical character recognition (OCR) techniques segmented each character and then recognized. This made them prone to error in character segmentation, and devoid of context to exploit language models. Advances in sequence to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-01 Shashank Vempati , Nishit Anand , Gaurav Talebailkar , Arpan Garai , Chetan Arora

Currently there are lots of plagiarism detection approaches. But few of them implemented and adapted for Persian languages. In this paper, our work on designing and implementation of a plagiarism detection system based on pre-processing and…

Artificial Intelligence · Computer Science 2014-03-10 Maryam Mahmoodi , Mohammad Mahmoodi Varnamkhasti

In this paper, we investigate the usage of fine-grained font recognition on OCR for books printed from the 15th to the 18th century. We used a newly created dataset for OCR of early printed books for which fonts are labeled with bounding…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Mathias Seuret , Janne van der Loop , Nikolaus Weichselbaumer , Martin Mayr , Janina Molnar , Tatjana Hass , Florian Kordon , Anguelos Nicolau , Vincent Christlein

With the growing adoption of Retrieval-Augmented Generation (RAG) in document processing, robust text recognition has become increasingly critical for knowledge extraction. While OCR (Optical Character Recognition) for English and other…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Ahmed Heakl , Abdullah Sohail , Mukul Ranjan , Rania Hossam , Ghazi Shazan Ahmad , Mohamed El-Geish , Omar Maher , Zhiqiang Shen , Fahad Khan , Salman Khan

This study addresses automatic transliteration from Tajik (Cyrillic script) to Persian (Perso-Arabic script). We present a curated, lexicographically verified parallel corpus of 52,152 Tajik--Persian words and short phrases, compiled from…

Computation and Language · Computer Science 2026-05-12 Mullosharaf K. Arabov

Oracle Bone Inscription (OBI) is the earliest mature writing system in China, which represents a crucial stage in the development of hieroglyphs. Nevertheless, the substantial quantity of undeciphered OBI characters remains a significant…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Zhicong Wu , Qifeng Su , Ke Gu , Xiaodong Shi

Arabic text recognition is a challenging task because of the cursive nature of Arabic writing system, its joint writing scheme, the large number of ligatures and many other challenges. Deep Learning DL models achieved significant progress…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Mohammad Fasha , Bassam Hammo , Nadim Obeid , Jabir Widian

The cursive nature of multilingual characters segmentation and recognition of Arabic, Persian, Urdu languages have attracted researchers from academia and industry. However, despite several decades of research, still multilingual characters…

Computer Vision and Pattern Recognition · Computer Science 2019-04-19 Amjad Rehman , Majid Harouni , Tanzila Saba

Optical character recognition (OCR) has advanced rapidly with deep learning and multimodal models, yet most methods focus on well-resourced scripts such as Latin and Chinese. Ethnic minority languages remain underexplored due to complex…

Computer Vision and Pattern Recognition · Computer Science 2026-02-25 Bonan Liu , Zeyu Zhang , Bingbing Meng , Han Wang , Hanshuo Zhang , Chengping Wang , Daji Ergu , Ying Cai

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

Pronoun resolution is a challenging subset of an essential field in natural language processing called coreference resolution. Coreference resolution is about finding all entities in the text that refers to the same real-world entity. This…

Computation and Language · Computer Science 2022-11-14 Hassan Haji Mohammadi , Alireza Talebpour , Ahmad Mahmoudi Aznaveh , Samaneh Yazdani