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Offline handwritten text line recognition is a hard task that requires both an efficient optical character recognizer and language model. Handwriting recognition state of the art methods are based on Long Short Term Memory (LSTM) recurrent…

Computer Vision and Pattern Recognition · Computer Science 2017-07-25 Bruno Stuner , Clément Chatelain , Thierry Paquet

Cross-lingual Machine Reading Comprehension (xMRC) is challenging due to the lack of training data in low-resource languages. The recent approaches use training data only in a resource-rich language like English to fine-tune large-scale…

Machine Learning · Computer Science 2021-12-10 Nuo Chen , Linjun Shou , Min Gong , Jian Pei , Daxin Jiang

Recent advances in machine learning have demonstrated that multi-modal pre-training can improve automatic speech recognition (ASR) performance compared to randomly initialized models, even when models are fine-tuned on uni-modal tasks.…

Computation and Language · Computer Science 2024-04-01 Yash Jain , David Chan , Pranav Dheram , Aparna Khare , Olabanji Shonibare , Venkatesh Ravichandran , Shalini Ghosh

This paper investigates the uncertainty of Generative Pre-trained Transformer (GPT) models in extracting mathematical equations from images of varying resolutions and converting them into LaTeX code. We employ concepts of entropy and mutual…

Information Theory · Computer Science 2024-12-10 Alexei Kaltchenko

Extracting Handwritten text is one of the most important components of digitizing information and making it available for large scale setting. Handwriting Optical Character Reader (OCR) is a research problem in computer vision and natural…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Mohammad Daniyal Shaiq , Musa Dildar Ahmed Cheema , Ali Kamal

In the present work, we have used Tesseract 2.01 open source Optical Character Recognition (OCR) Engine under Apache License 2.0 for recognition of handwriting samples of lower case Roman script. Handwritten isolated and free-flow text…

Computer Vision and Pattern Recognition · Computer Science 2010-03-31 Sandip Rakshit , Subhadip Basu

Scene text recognition has been studied for decades due to its broad applications. However, despite Chinese characters possessing different characteristics from Latin characters, such as complex inner structures and large categories, few…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Haiyang Yu , Xiaocong Wang , Bin Li , Xiangyang Xue

Cross-validation is a widely used technique for evaluating the performance of prediction models, ranging from simple binary classification to complex precision medicine strategies. It helps correct for optimism bias in error estimates,…

Historical handwritten text recognition (HTR) is essential for unlocking the cultural and scholarly value of archival documents, yet digitization is often hindered by scarce transcriptions, linguistic variation, and highly diverse…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Erez Meoded

Offline handwriting recognition (HWR) has improved significantly with the advent of deep learning architectures in recent years. Nevertheless, it remains a challenging problem and practical applications often rely on post-processing…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Andrey Totev , Tomas Ward

In an increasingly digitalized commerce landscape, the proliferation of credit card fraud and the evolution of sophisticated fraudulent techniques have led to substantial financial losses. Automating credit card fraud detection is a viable…

Machine Learning · Computer Science 2023-09-27 Zaffar Zaffar , Fahad Sohrab , Juho Kanniainen , Moncef Gabbouj

This paper presents an open source tool for testing the recognition accuracy of Chinese handwriting input methods. The tool consists of two modules, namely the PC and Android mobile client. The PC client reads handwritten samples in the…

Human-Computer Interaction · Computer Science 2015-06-02 Liquan Qiu , Lianwen Jin , Ruifen Dai , Yuxiang Zhang , Lei Li

Text images contain both visual and linguistic information. However, existing pre-training techniques for text recognition mainly focus on either visual representation learning or linguistic knowledge learning. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Pengyuan Lyu , Chengquan Zhang , Shanshan Liu , Meina Qiao , Yangliu Xu , Liang Wu , Kun Yao , Junyu Han , Errui Ding , Jingdong Wang

Designing Optical Character Recognition (OCR) systems for India requires balancing linguistic diversity, document heterogeneity, and deployment constraints. In this paper, we study two training strategies for building multilingual OCR…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Ali Faraz , Raja Kolla , Ashish Kulkarni , Shubham Agarwal

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

Traditional OCR systems (OCR-1.0) are increasingly unable to meet people's usage due to the growing demand for intelligent processing of man-made optical characters. In this paper, we collectively refer to all artificial optical signals…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Haoran Wei , Chenglong Liu , Jinyue Chen , Jia Wang , Lingyu Kong , Yanming Xu , Zheng Ge , Liang Zhao , Jianjian Sun , Yuang Peng , Chunrui Han , Xiangyu Zhang

Text simplification (TS) systems rewrite text to make it more readable while preserving its content. However, what makes a text easy to read depends on the intended readers. Recent work has shown that pre-trained language models can…

Computation and Language · Computer Science 2023-12-01 Sweta Agrawal , Marine Carpuat

The essential task of verifying person identities at airports and national borders is very time consuming. To accelerate it, optical character recognition for identity documents (IDs) using dictionaries is not appropriate due to high…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Oliver Mothes , Joachim Denzler

Current image generation models struggle to reliably produce well-formed visual text. In this paper, we investigate a key contributing factor: popular text-to-image models lack character-level input features, making it much harder to…

Computation and Language · Computer Science 2023-05-04 Rosanne Liu , Dan Garrette , Chitwan Saharia , William Chan , Adam Roberts , Sharan Narang , Irina Blok , RJ Mical , Mohammad Norouzi , Noah Constant

Corpus Aware Training (CAT) leverages valuable corpus metadata during training by injecting corpus information into each training example, and has been found effective in the literature, commonly known as the "tagging" approach. Models…

Machine Learning · Computer Science 2025-08-08 Yi-Hsiu Liao , Cheng Shen , Brenda , Yang