English
Related papers

Related papers: Handwritten Text Recognition of Historical Manuscr…

200 papers

Handwritten text recognition is an open problem of great interest in the area of automatic document image analysis. The transcription of handwritten content present in digitized documents is significant in analyzing historical archives or…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Jorge Sueiras

We introduce two data augmentation techniques, which, used with a Resnet-BiLSTM-CTC network, significantly reduce Word Error Rate (WER) and Character Error Rate (CER) beyond best-reported results on handwriting text recognition (HTR) tasks.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Alex Shonenkov , Denis Karachev , Max Novopoltsev , Mark Potanin , Denis Dimitrov , Andrey Chertok

Many studies on (Offline) Handwritten Text Recognition (HTR) systems have focused on building state-of-the-art models for line recognition on small corpora. However, adding HTR capability to a large scale multilingual OCR system poses new…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 R. Reeve Ingle , Yasuhisa Fujii , Thomas Deselaers , Jonathan Baccash , Ashok C. Popat

Handwritten Text Recognition (HTR) is an open problem at the intersection of Computer Vision and Natural Language Processing. The main challenges, when dealing with historical manuscripts, are due to the preservation of the paper support,…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Silvia Cascianelli , Vittorio Pippi , Martin Maarand , Marcella Cornia , Lorenzo Baraldi , Christopher Kermorvant , Rita Cucchiara

Handwritten text recognition for historical documents remains challenging due to handwriting variability, degraded sources, and limited layout-aware annotations. In this work, we address annotation errors - particularly hyphenation issues -…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Marco Peer , Anna Scius-Bertrand , Andreas Fischer

High-quality human transcription is essential for training and improving Automatic Speech Recognition (ASR) models. Recent study~\cite{libricrowd} has found that every 1% worse transcription Word Error Rate (WER) increases approximately 2%…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-20 Hanbo Sun , Jian Gao , Xiaomin Wu , Anjie Fang , Cheng Cao , Zheng Du

Handwritten Text Recognition remains challenging due to the limited data, high writing style variance, and scripts with complex diacritics. Existing approaches, though partially address these issues, often struggle to generalize without…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Pham Thach Thanh Truc , Dang Hoai Nam , Huynh Tong Dang Khoa , Vo Nguyen Le Duy

Scene text recognition (STR) and handwritten text recognition (HTR) face significant challenges in accurately transcribing textual content from images into machine-readable formats. Conventional OCR models often predict transcriptions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Xu Yao , Lei Kang

Recent advancements in handwritten text recognition (HTR) have enabled the effective conversion of handwritten text to digital formats. However, achieving robust recognition across diverse writing styles remains challenging. Traditional HTR…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Wenhao Gu , Li Gu , Ching Yee Suen , Yang Wang

The Transformer has quickly become the dominant architecture for various pattern recognition tasks due to its capacity for long-range representation. However, transformers are data-hungry models and need large datasets for training. In…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Marwa Dhiaf , Ahmed Cheikh Rouhou , Yousri Kessentini , Sinda Ben Salem

Optical Character Recognition (OCR) of eighteenth-century printed texts remains challenging due to degraded print quality, archaic glyphs, and non-standardized orthography. Although transformer-based OCR systems and Vision-Language Models…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Ari Vesalainen , Eetu Mäkelä , Laura Ruotsalainen , Mikko Tolonen

We explore the application of Vision Transformer (ViT) for handwritten text recognition. The limited availability of labeled data in this domain poses challenges for achieving high performance solely relying on ViT. Previous…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Yuting Li , Dexiong Chen , Tinglong Tang , Xi Shen

Handwriting recognition has seen significant success with the use of deep learning. However, a persistent shortcoming of neural networks is that they are not well-equipped to deal with shifting data distributions. In the field of…

Computer Vision and Pattern Recognition · Computer Science 2023-07-31 Tobias van der Werff , Maruf A. Dhali , Lambert Schomaker

Historical documents present many challenges for offline handwriting recognition systems, among them, the segmentation and labeling steps. Carefully annotated textlines are needed to train an HTR system. In some scenarios, transcripts are…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Edgard Chammas , Chafic Mokbel , Laurence Likforman-Sulem

The reliance of humans over machines has never been so high such that from object classification in photographs to adding sound to silent movies everything can be performed with the help of deep learning and machine learning algorithms.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-25 Samay Pashine , Ritik Dixit , Rishika Kushwah

Handwritten text recognition has been developed rapidly in the recent years, following the rise of deep learning and its applications. Though deep learning methods provide notable boost in performance concerning text recognition,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 George Retsinas , Giorgos Sfikas , Basilis Gatos , Christophoros Nikou

Handwritten Text Recognition (HTR) is crucial for document digitization, but handwritten data can contain user-identifiable features, like unique writing styles, posing privacy risks. Regulations such as the ``right to be forgotten''…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Lei Kang , Xuanshuo Fu , Lluis Gomez , Alicia Fornés , Ernest Valveny , Dimosthenis Karatzas

Encoder-decoder models have made great progress on handwritten mathematical expression recognition recently. However, it is still a challenge for existing methods to assign attention to image features accurately. Moreover, those…

Computer Vision and Pattern Recognition · Computer Science 2021-05-18 Wenqi Zhao , Liangcai Gao , Zuoyu Yan , Shuai Peng , Lin Du , Ziyin Zhang

HTR models development has become a conventional step for digital humanities projects. The performance of these models, often quite high, relies on manual transcription and numerous handwritten documents. Although the method has proven…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Lucas Noëmie , Clément Salah , Chahan Vidal-Gorène

The evaluation of Handwritten Text Recognition (HTR) systems has traditionally used metrics based on the edit distance between HTR and ground truth (GT) transcripts, at both the character and word levels. This is very adequate when the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Enrique Vidal , Alejandro H. Toselli , Antonio Ríos-Vila , Jorge Calvo-Zaragoza