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Constructing historical language models (LMs) plays a crucial role in aiding archaeological provenance studies and understanding ancient cultures. However, existing resources present major challenges for training effective LMs on historical…

Computation and Language · Computer Science 2025-08-25 Xiaolei Diao , Zhihan Zhou , Lida Shi , Ting Wang , Ruihua Qi , Hao Xu , Daqian Shi

Computational replication of Chinese calligraphy remains challenging. Existing methods falter, either creating high-quality isolated characters while ignoring page-level aesthetics like ligatures and spacing, or attempting page synthesis at…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Tianshuo Xu , Kai Wang , Zhifei Chen , Leyi Wu , Tianshui Wen , Fei Chao , Ying-Cong Chen

The Object-Based Image Coding (OBIC) that was extensively studied about two decades ago, promised a vast application perspective for both ultra-low bitrate communication and high-level semantical content understanding, but it had rarely…

Image and Video Processing · Electrical Eng. & Systems 2020-03-20 Qi Xia , Haojie Liu , Zhan Ma

Optical character recognition (OCR) is a widely used pattern recognition application in numerous domains. There are several feature-rich, general-purpose OCR solutions available for consumers, which can provide moderate to excellent…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Ayantha Randika , Nilanjan Ray , Xiao Xiao , Allegra Latimer

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

Background and objective: High-resolution radiographic images play a pivotal role in the early diagnosis and treatment of skeletal muscle-related diseases. It is promising to enhance image quality by introducing single-image…

Image and Video Processing · Electrical Eng. & Systems 2023-12-29 Yongsong Huang , Tomo Miyazaki , Xiaofeng Liu , Kaiyuan Jiang , Zhengmi Tang , Shinichiro Omachi

There are many difficulties facing a handwritten Arabic recognition system such as unlimited variation in human handwriting, similarities of distinct character shapes, interconnections of neighbouring characters and their position in the…

Computer Vision and Pattern Recognition · Computer Science 2014-02-27 Ahmed Sahlol , Cheng Suen

Bronze inscriptions (BI), engraved on ritual vessels, constitute a crucial stage of early Chinese writing and provide indispensable evidence for archaeological and historical studies. However, automatic BI recognition remains difficult due…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Rixin Zhou , Peiqiang Qiu , Qian Zhang , Chuntao Li , Xi Yang

Recently, great success has been achieved in offline handwritten Chinese character recognition by using deep learning methods. Chinese characters are mainly logographic and consist of basic radicals, however, previous research mostly…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Wenchao Wang , Jianshu Zhang , Jun Du , Zi-Rui Wang , Yixing Zhu

Cuneiform writing, an old art style, allows us to see into the past. Aside from Egyptian hieroglyphs, the cuneiform script is one of the oldest writing systems. Many historians place Hebrew's origins in antiquity. For example, we used the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Elaf A. Saeed , Ammar D. Jasim , Munther A. Abdul Malik

Binarization is a popular first step towards text extraction in historical artifacts. Stone inscription images pose severe challenges for binarization due to poor contrast between etched characters and the stone background, non-uniform…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Pratyush Jena , Amal Joseph , Arnav Sharma , Ravi Kiran Sarvadevabhatla

Blind face restoration (BFR) has attracted increasing attention with the rise of generative methods. Most existing approaches integrate generative priors into the restoration pro- cess, aiming to jointly address facial detail generation and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Venkata Bharath Reddy Reddem , Akshay P Sarashetti , Ranjith Merugu , Amit Satish Unde

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

Solving systems of polynomial equations, particularly those with finitely many solutions, is a crucial challenge across many scientific fields. Traditional methods like Gr\"obner and Border bases are fundamental but suffer from high…

Machine Learning · Computer Science 2025-05-30 Hiroshi Kera , Nico Pelleriti , Yuki Ishihara , Max Zimmer , Sebastian Pokutta

HOCR is abbreviated as Handwritten Optical Character Recognition. HOCR is a process of recognition of different handwritten characters from a digital image of documents. Handwritten automatic character recognition has attracted many…

Computer Vision and Pattern Recognition · Computer Science 2014-10-28 Sadanand A. Kulkarni , Prashant L. Borde , Ramesh R. Manza , Pravin L. Yannawar

Optical character recognition (OCR) methods have been applied to diverse tasks, e.g., street view text recognition and document analysis. Recently, zero-shot OCR has piqued the interest of the research community because it considers a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Xiaolei Diao , Daqian Shi , Jian Li , Lida Shi , Mingzhe Yue , Ruihua Qi , Chuntao Li , Hao Xu

Optical Coherence Tomography (OCT) is pervasive in both the research and clinical practice of Ophthalmology. However, OCT images are strongly corrupted by noise, limiting their interpretation. Current OCT denoisers leverage assumptions on…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Guillaume Gisbert , Neel Dey , Hiroshi Ishikawa , Joel Schuman , James Fishbaugh , Guido Gerig

Handwritten character classification in the Bengali script is a significant challenge due to the complexity and variability of the characters. The models commonly used for classification are often computationally expensive and data-hungry,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 Rafi Hassan Chowdhury , Naimul Haque , Kaniz Fatiha

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

Stroke extraction of Chinese characters plays an important role in the field of character recognition and generation. The most existing character stroke extraction methods focus on image morphological features. These methods usually lead to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Meng Li , Yahan Yu , Yi Yang , Guanghao Ren , Jian Wang