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Despite remarkable progress in large language models, Urdu-a language spoken by over 230 million people-remains critically underrepresented in modern NLP systems. Existing multilingual models demonstrate poor performance on Urdu-specific…

计算与语言 · 计算机科学 2026-01-14 Muhammad Taimoor Hassan , Jawad Ahmed , Muhammad Awais

While OCR has been used in various applications, its output is not always accurate, leading to misfit words. This research work focuses on improving the optical character recognition (OCR) with ML techniques with integration of OCR with…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Abhishek Bamotra , Phani Krishna Uppala

Large Multimodal Models (LMMs) have demonstrated impressive performance in recognizing document images with natural language instructions. However, it remains unclear to what extent capabilities in literacy with rich structure and…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Zhibo Yang , Jun Tang , Zhaohai Li , Pengfei Wang , Jianqiang Wan , Humen Zhong , Xuejing Liu , Mingkun Yang , Peng Wang , Shuai Bai , LianWen Jin , Junyang Lin

Ironic identification is a challenging task in Natural Language Processing, particularly when dealing with languages that differ in syntax and cultural context. In this work, we aim to detect irony in Urdu by translating an English Ironic…

计算与语言 · 计算机科学 2025-10-28 Fiaz Ahmad , Nisar Hussain , Amna Qasim , Momina Hafeez , Muhammad Usman Grigori Sidorov , Alexander Gelbukh

Document level Urdu Sentiment Analysis (SA) is a challenging Natural Language Processing (NLP) task as it deals with large documents in a resource-poor language. In large documents, there are ample amounts of words that exhibit different…

计算与语言 · 计算机科学 2025-01-30 Ammarah Irum , M. Ali Tahir

Optical Character Recognition (OCR) for data extraction from documents is essential to intelligent informatics, such as digitizing medical records and recognizing road signs. Multi-modal Large Language Models (LLMs) can solve this task and…

计算机视觉与模式识别 · 计算机科学 2026-01-06 Hyakka Nakada , Yoshiyasu Tanaka

This research is the second phase in a series of investigations on developing an Optical Character Recognition (OCR) of Arabic historical documents and examining how different modeling procedures interact with the problem. The first…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Aly Mostafa , Omar Mohamed , Ali Ashraf , Ahmed Elbehery , Salma Jamal , Anas Salah , Amr S. Ghoneim

Urdu is a cursive script language and has similarities with Arabic and many other South Asian languages. Urdu is difficult to classify due to its complex geometrical and morphological structure. Character classification can be processed…

计算机视觉与模式识别 · 计算机科学 2025-08-20 Sumaiya Fazal , Sheeraz Ahmed

This study presents a comprehensive comparative evaluation of four state-of-the-art Large Language Models (LLMs)--Claude 3.7 Sonnet, DeepSeek-V3, Gemini 2.0 Flash, and GPT-4o--for sentiment analysis and emotion detection in Persian social…

计算与语言 · 计算机科学 2025-09-19 Kian Tohidi , Kia Dashtipour , Simone Rebora , Sevda Pourfaramarz

The rapid expansion of social media platforms has significantly increased the dissemination of forged content and misinformation, making the detection of fake news a critical area of research. Although fact-checking efforts predominantly…

计算与语言 · 计算机科学 2025-06-03 Muhammad Islam , Javed Ali Khan , Mohammed Abaker , Ali Daud , Azeem Irshad

Some historical and more recent printed documents have been scanned or stored at very low resolutions, such as 60 dpi. Though such scans are relatively easy for humans to read, they still present significant challenges for optical character…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Julian D. Gilbey , Carola-Bibiane Schönlieb

The use of derogatory terms in languages that employ code mixing, such as Roman Urdu, presents challenges for Natural Language Processing systems due to unstated grammar, inconsistent spelling, and a scarcity of labeled data. In this work,…

计算与语言 · 计算机科学 2025-10-13 Nisar Hussain , Amna Qasim , Gull Mehak , Muhammad Zain , Momina Hafeez , Grigori Sidorov

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…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Marek Rychlik , Dwight Nwaigwe , Yan Han , Dylan Murphy

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…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Gagan Bhatia , El Moatez Billah Nagoudi , Fakhraddin Alwajih , Muhammad Abdul-Mageed

The OpenITI team has achieved Optical Character Recognition (OCR) accuracy rates for classical Arabic-script texts in the high nineties. These numbers are based on our tests of seven different Arabic-script texts of varying quality and…

计算机视觉与模式识别 · 计算机科学 2017-03-29 Maxim Romanov , Matthew Thomas Miller , Sarah Bowen Savant , Benjamin Kiessling

The problem of converting images of text into plain text is a widely researched topic in both academia and industry. Arabic handwritten Text Recognation (AHTR) poses additional challenges due to diverse handwriting styles and limited…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Alhossien Waly , Bassant Tarek , Ali Feteha , Rewan Yehia , Gasser Amr , Ahmed Fares

Large Language Models (LLMs) can revolutionize how we deploy and operate Open Radio Access Networks (O-RAN) by enhancing network analytics, anomaly detection, and code generation and significantly increasing the efficiency and reliability…

网络与互联网体系结构 · 计算机科学 2024-07-16 Pranshav Gajjar , Vijay K. Shah

Idiomatic translation remains a significant challenge in machine translation, especially for low resource languages such as Urdu, and has received limited prior attention. To advance research in this area, we introduce the first evaluation…

计算与语言 · 计算机科学 2025-10-21 Muhammad Farmal Khan , Mousumi Akter

Vision Large Language Models (VLLMs) have achieved remarkable success in modern text-rich visual understanding. However, their perceptual robustness in the face of the continuous morphological evolution of historical writing systems remains…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Gengluo Li , Shangpin Peng , Xingyu Wan , Chengquan Zhang , Hao Feng , Xin Xu , Pian Wu , Bang Li , Zengmao Ding , Yongge Liu , Yipei Ye , Yang Yang , Zhan Shu , Guojun Yan , Zhe Li , Can Ma , Weiping Wang , Yu Zhou , Han Hu

Urdu, spoken by 230 million people worldwide, lacks dedicated transformer-based language models and curated corpora. While multilingual models provide limited Urdu support, they suffer from poor performance, high computational costs, and…

计算与语言 · 计算机科学 2026-01-27 Syed Muhammad Ali , Hammad Sajid , Zainab Haider , Ali Muhammad Asad , Haya Fatima , Abdul Samad