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Arabic Optical Character Recognition (OCR) and Handwriting Recognition (HWR) pose unique challenges due to the cursive and context-sensitive nature of the Arabic script. This study introduces Qalam, a novel foundation model designed for…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Gagan Bhatia , El Moatez Billah Nagoudi , Fakhraddin Alwajih , Muhammad Abdul-Mageed

Automatic text-based diacritic restoration models generally have high diacritic error rates when applied to speech transcripts as a result of domain and style shifts in spoken language. In this work, we explore the possibility of improving…

Computation and Language · Computer Science 2024-04-09 Sara Shatnawi , Sawsan Alqahtani , Hanan Aldarmaki

Arabic Handwritten Character Recognition (AHCR) has recently advanced significantly with deep Convolutional Neural Networks (ConvNets). However, many models in the literature are deep and computationally expensive in terms of parameters and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Mohsine El Khayati , Rachid Elouahbi , Abdelillah Semma

The attention mechanisms are playing a boosting role in advancements in sequence-to-sequence problems. Transformer architecture achieved new state of the art results in machine translation, and it's variants are since being introduced in…

Machine Learning · Computer Science 2020-05-12 Abhishek Niranjan , M Ali Basha Shaik , Kushal Verma

We trained a model to automatically transliterate Judeo-Arabic texts into Arabic script, enabling Arabic readers to access those writings. We employ a recurrent neural network (RNN), combined with the connectionist temporal classification…

Computation and Language · Computer Science 2020-10-22 Ori Terner , Kfir Bar , Nachum Dershowitz

Arabic dialect recognition presents a significant challenge in speech technology due to the linguistic diversity of Arabic and the scarcity of large annotated datasets, particularly for underrepresented dialects. This research investigates…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-27 Ghazal Al-Shwayyat , Omer Nezih Gerek

Recognition of handwritten Bangla compound characters remains a challenging problem due to complex character structures, large intra-class variation, and limited availability of high-quality annotated data. Existing Bangla handwritten…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Md. Sultan Al Rayhan

Assessing spoken language is challenging, and quantifying pronunciation metrics for machine learning models is even harder. However, for the Holy Quran, this task is simplified by the rigorous recitation rules (tajweed) established by…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-03 Abdullah Abdelfattah , Mahmoud I. Khalil , Hazem Abbas

Discriminating between closely-related language varieties is considered a challenging and important task. This paper describes our submission to the DSL 2016 shared-task, which included two sub-tasks: one on discriminating similar languages…

Computation and Language · Computer Science 2016-09-27 Yonatan Belinkov , James Glass

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

We present a machine learning approach that ranked on the first place in the Arabic Dialect Identification (ADI) Closed Shared Tasks of the 2018 VarDial Evaluation Campaign. The proposed approach combines several kernels using multiple…

Computation and Language · Computer Science 2018-07-31 Andrei M. Butnaru , Radu Tudor Ionescu

We present a simple, model-agnostic post-processing technique for fine-grained Arabic readability classification in the BAREC 2025 Shared Task (19 ordinal levels). Our method applies conformal prediction to generate prediction sets with…

Computation and Language · Computer Science 2025-09-22 Ahmed Abdou

I propose a state of the art deep neural architectural solution for handwritten character recognition for Bengali alphabets, compound characters as well as numerical digits that achieves state-of-the-art accuracy 96.8% in just 11 epochs.…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Akash Roy

Despite the importance of handwritten numeral classification, a robust and effective method for a widely used language like Arabic is still due. This study focuses to overcome two major limitations of existing works: data diversity and…

Computer Vision and Pattern Recognition · Computer Science 2019-08-07 S. M. A. Sharif , Ghulam Mujtaba , S. M. Nadim Uddin

Yor\`ub\'a is a widely spoken West African language with a writing system rich in tonal and orthographic diacritics. With very few exceptions, diacritics are omitted from electronic texts, due to limited device and application support.…

Computation and Language · Computer Science 2018-10-31 Iroro Orife

The recognition of unconstrained handwriting continues to be a difficult task for computers despite active research for several decades. This is because handwritten text offers great challenges such as character and word segmentation,…

Neural and Evolutionary Computing · Computer Science 2013-01-22 Yusuf Perwej

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

Word embeddings are a core component of modern natural language processing systems, making the ability to thoroughly evaluate them a vital task. We describe DiaLex, a benchmark for intrinsic evaluation of dialectal Arabic word embedding.…

This paper presents a novel Dialectal Sound and Vowelization Recovery framework, designed to recognize borrowed and dialectal sounds within phonologically diverse and dialect-rich languages, that extends beyond its standard orthographic…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-06 Yassine El Kheir , Hamdy Mubarak , Ahmed Ali , Shammur Absar Chowdhury

In this work, we propose an error correction framework, named DiaCorrect, to refine the output of a diarization system in a simple yet effective way. This method is inspired by error correction techniques in automatic speech recognition.…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-18 Jiangyu Han , Federico Landini , Johan Rohdin , Mireia Diez , Lukas Burget , Yuhang Cao , Heng Lu , Jan Cernocky