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The Iranian Persian language has two varieties: standard and colloquial. Most natural language processing tools for Persian assume that the text is in standard form: this assumption is wrong in many real applications especially web content.…

Computation and Language · Computer Science 2020-12-11 Mohammad Sadegh Rasooli , Farzane Bakhtyari , Fatemeh Shafiei , Mahsa Ravanbakhsh , Chris Callison-Burch

As a digraphic language, the Persian language utilizes two written standards: Perso-Arabic in Afghanistan and Iran, and Tajik-Cyrillic in Tajikistan. Despite the significant similarity between the dialects of each country, script…

Computation and Language · Computer Science 2025-10-10 Rayyan Merchant , Kevin Tang

The main aim of this study is the assessment and discussion of a model for hand-written Arabic through segmentation. The framework is proposed based on three steps: pre-processing, segmentation, and evaluation. In the pre-processing step,…

Computer Vision and Pattern Recognition · Computer Science 2021-01-11 Nisreen AbdAllah , Serestina Viriri

Diacritic characters can be considered as a unique set of characters providing us with adequate and significant clue in identifying a given language with considerably high accuracy. Diacritics, though associated with phonetics often serve…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Shubham Vatsal , Nikhil Arora , Gopi Ramena , Sukumar Moharana , Dhruval Jain , Naresh Purre , Rachit S Munjal

Traditionally, the performance of ocr algorithms and systems is based on the recognition of isolated characters. When a system classifies an individual character, its output is typically a character label or a reject marker that corresponds…

Networking and Internet Architecture · Computer Science 2016-09-08 B. S. Saritha , S. Hemanth

Road sign recognition is one of the core technologies in Intelligent Transport Systems. In the current study, a robust and real-time method is presented to identify and detect the roads speed signs in road image in different situations. In…

Computer Vision and Pattern Recognition · Computer Science 2014-07-22 Reza Azad , Babak Azad , Iman Tavakoli Kazerooni

An automated approach to text readability assessment is essential to a language and can be a powerful tool for improving the understandability of texts written and published in that language. However, the Persian language, which is spoken…

Computation and Language · Computer Science 2020-04-23 Hamid Mohammadi , Seyed Hossein Khasteh

Oracle Bone Inscriptions is one of the oldest existing forms of writing in the world. However, due to the great antiquity of the era, a large number of Oracle Bone Inscriptions (OBI) remain undeciphered, making it one of the global…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Pengjie Wang , Kaile Zhang , Xinyu Wang , Shengwei Han , Yongge Liu , Lianwen Jin , Xiang Bai , Yuliang Liu

Cross-Lingual SynthDocs is a large-scale synthetic corpus designed to address the scarcity of Arabic resources for Optical Character Recognition (OCR) and Document Understanding (DU). The dataset comprises over 2.5 million of samples,…

Computation and Language · Computer Science 2025-11-10 Haneen Al-Homoud , Asma Ibrahim , Murtadha Al-Jubran , Fahad Al-Otaibi , Yazeed Al-Harbi , Daulet Toibazar , Kesen Wang , Pedro J. Moreno

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

Recent progress in deep learning has led to the development of Optical Character Recognition (OCR) systems which perform remarkably well. Most research has been around recurrent networks as well as complex gated layers which make the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-01 Kartik Chaudhary , Raghav Bali

This paper presents a printed Bengali and English text OCR system developed by us using a single hidden BLSTM-CTC architecture having 128 units. Here, we did not use any peephole connection and dropout in the BLSTM, which helped us in…

Computer Vision and Pattern Recognition · Computer Science 2019-08-26 Debabrata Paul , Bidyut Baran Chaudhuri

We present MMOCR-an open-source toolbox which provides a comprehensive pipeline for text detection and recognition, as well as their downstream tasks such as named entity recognition and key information extraction. MMOCR implements 14…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Zhanghui Kuang , Hongbin Sun , Zhizhong Li , Xiaoyu Yue , Tsui Hin Lin , Jianyong Chen , Huaqiang Wei , Yiqin Zhu , Tong Gao , Wenwei Zhang , Kai Chen , Wayne Zhang , Dahua Lin

Sign language recognition involves modeling complex multichannel information, such as hand shapes and movements while relying on sufficient sign language-specific data. However, sign languages are often under-resourced, posing a significant…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Hossein Ranjbar , Alireza Taheri

Recognition of Off-line Chinese characters is still a challenging problem, especially in historical documents, not only in the number of classes extremely large in comparison to contemporary image retrieval methods, but also new unseen…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Sheng He , Lambert Schomaker

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…

No standardized benchmark exists for evaluating OCR on food packaging, despite its critical role in automated halal food verification. Existing benchmarks target documents or scene text, missing the unique challenges of ingredient labels:…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Hasan Arief

Oracle bone script is the earliest-known Chinese writing system of the Shang dynasty and is precious to archeology and philology. However, real-world scanned oracle data are rare and few experts are available for annotation which make the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-16 Mei Wang , Weihong Deng , Cheng-Lin Liu

Homograph disambiguation, the task of distinguishing words with identical spellings but different meanings, poses a substantial challenge in natural language processing. In this study, we introduce a novel dataset tailored for Persian…

Computation and Language · Computer Science 2025-03-25 Seyed Moein Ayyoubzadeh , Kourosh Shahnazari

Detection of semantic contradictory sentences is one of the most challenging and fundamental issues for NLP applications such as recognition of textual entailments. Contradiction in this study includes different types of semantic…

Computation and Language · Computer Science 2021-07-06 Zeinab Rahimi , Mehrnoush ShamsFard