English
Related papers

Related papers: Puzzle Pieces Picker: Deciphering Ancient Chinese …

200 papers

Chinese characters carry a wealth of morphological and semantic information; therefore, the semantic enhancement of the morphology of Chinese characters has drawn significant attention. The previous methods were intended to directly extract…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Zongze Chen , Wenxia Yang , Xin Li

Text recognition, especially for complex scripts like Chinese, faces unique challenges due to its intricate character structures and vast vocabulary. Traditional one-hot encoding methods struggle with the representation of hierarchical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Yuyi Zhang , Yuanzhi Zhu , Dezhi Peng , Peirong Zhang , Zhenhua Yang , Zhibo Yang , Cong Yao , Lianwen Jin

Recent deep learning based approaches have achieved great success on handwriting recognition. Chinese characters are among the most widely adopted writing systems in the world. Previous research has mainly focused on recognizing handwritten…

Computer Vision and Pattern Recognition · Computer Science 2016-06-22 Xu-Yao Zhang , Fei Yin , Yan-Ming Zhang , Cheng-Lin Liu , Yoshua Bengio

This study presents a multi-modal multi-granularity tokenizer specifically designed for analyzing ancient Chinese scripts, focusing on the Chu bamboo slip (CBS) script used during the Spring and Autumn and Warring States period (771-256…

Computation and Language · Computer Science 2024-09-04 Yingfa Chen , Chenlong Hu , Cong Feng , Chenyang Song , Shi Yu , Xu Han , Zhiyuan Liu , Maosong Sun

Foundational to the Chinese language and culture, Chinese characters encompass extraordinarily extensive and ever-expanding categories, with the latest Chinese GB18030-2022 standard containing 87,887 categories. The accurate recognition of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Yuyi Zhang , Yongxin Shi , Peirong Zhang , Yixin Zhao , Zhenhua Yang , Lianwen Jin

This paper presents our methodology and findings from three tasks across Optical Character Recognition (OCR) and Document Layout Analysis using advanced deep learning techniques. First, for the historical Hebrew fragments of the Dead Sea…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Hylke Westerdijk , Ben Blankenborg , Khondoker Ittehadul Islam

Optical character recognition (OCR) is a vital process that involves the extraction of handwritten or printed text from scanned or printed images, converting it into a format that can be understood and processed by machines. This enables…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Mahmoud SalahEldin Kasem , Mohamed Mahmoud , Hyun-Soo Kang

The information provided by historical documents has always been indispensable in the transmission of human civilization, but it has also made these books susceptible to damage due to various factors. Thanks to recent technology, the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Chia-Wei Tang , Chao-Lin Liu , Po-Sen Chiu

The analysis of historical documents is still a topical issue given the importance of information that can be extracted and also the importance given by the institutions to preserve their heritage. The main idea in order to characterize the…

Computer Vision and Pattern Recognition · Computer Science 2013-08-30 Nizar Zaghden , Remy Mullot , Mohamed Adel Alimi

Scholars in the humanities rely heavily on ancient manuscripts to study history, religion, and socio-political structures in the past. Many efforts have been devoted to digitizing these precious manuscripts using OCR technology, but most…

Computation and Language · Computer Science 2026-05-19 Queenie Luo , Yung-Sung Chuang

Most Named Entity Recognition (NER) systems use additional features like part-of-speech (POS) tags, shallow parsing, gazetteers, etc. Such kind of information requires external knowledge like unlabeled texts and trained taggers. Adding…

Computation and Language · Computer Science 2020-02-13 Arijit Sehanobish , Chan Hee Song

Chinese calligraphy is the writing of Chinese characters as an art form performed with brushes so Chinese characters are rich of shapes and details. Recent studies show that Chinese characters can be generated through image-to-image…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Shan-Jean Wu , Chih-Yuan Yang , Jane Yung-jen Hsu

Handwritten character recognition (HCR) is a challenging problem for machine learning researchers. Unlike printed text data, handwritten character datasets have more variation due to human-introduced bias. With numerous unique character…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Boris Kriuk , Fedor Kriuk

We present an end-to-end trainable approach for Optical Character Recognition (OCR) on printed documents. Specifically, we propose a model that predicts a) a two-dimensional character grid (\emph{chargrid}) representation of a document…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Christian Reisswig , Anoop R Katti , Marco Spinaci , Johannes Höhne

The Houma Alliance Book is one of the national treasures of the Museum in Shanxi Museum Town in China. It has great historical significance in researching ancient history. To date, the research on the Houma Alliance Book has been staying in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-03 Xiaoyu Yuan , Zhibo Zhang , Yabo Sun , Zekai Xue , Xiuyan Shao , Xiaohua Huang

Recognizing and processing Classical Chinese (Han-Nom) texts play a vital role in digitizing Vietnamese historical documents and enabling cross-lingual semantic research. However, existing OCR systems struggle with degraded scans,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Minh Hoang Nguyen , Su Nguyen Thiet

After the first recent attempts at virtually opening and reading Herculaneum papyri, a new enhanced method for virtual unfolding and peeling of ancient unopened papyrus rolls has been developed. This new algorithms-based and semi-automatic…

Instrumentation and Detectors · Physics 2017-06-30 Inna Bukreeva , Michele Alessandrelli , Vincenzo Formoso , Graziano Ranocchia , Alessia Cedola

In this paper, we introduce a model-based omnifont Persian OCR system. The system uses a set of 8 primitive elements as structural features for recognition. First, the scanned document is preprocessed. After normalizing the preprocessed…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Azarakhsh Keipour , Mohammad Eshghi , Sina Mohammadzadeh Ghadikolaei , Negin Mohammadi , Shahab Ensafi

Scene text recognition (STR) methods have demonstrated their excellent capability in English text images. However, due to the complex inner structures of Chinese and the extensive character categories, it poses challenges for recognizing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Qilong Li , Chongsheng Zhang

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