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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

Ensembling has proven to be a powerful technique for boosting model performance, uncertainty estimation, and robustness in supervised learning. Advances in self-supervised learning (SSL) enable leveraging large unlabeled corpora for…

Machine Learning · Computer Science 2023-04-11 Yangjun Ruan , Saurabh Singh , Warren Morningstar , Alexander A. Alemi , Sergey Ioffe , Ian Fischer , Joshua V. Dillon

In the last decade, the blossom of deep learning has witnessed the rapid development of scene text recognition. However, the recognition of low-resolution scene text images remains a challenge. Even though some super-resolution methods have…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Jingye Chen , Haiyang Yu , Jianqi Ma , Bin Li , Xiangyang Xue

Handwritten Text Recognition (HTR) is still a challenging problem because it must deal with two important difficulties: the variability among writing styles, and the scarcity of labelled data. To alleviate such problems, synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Lei Kang , Marçal Rusiñol , Alicia Fornés , Pau Riba , Mauricio Villegas

Accurate facial estimation is crucial for realistic digital human animation, and ARKit blendshape coefficients offer an interpretable representation by mapping facial motions to semantic animation controls. However, learning high-quality…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Zejian Kang , Xuanyang Xu , Wentao Yang , Kai Zheng , Yuanchen Fei , Hongyuan Zou , Hui Shan , Shuo Yang , Xiangru Huang

We consider two biologically plausible structures, the Spiking Neural Network (SNN) and the self-attention mechanism. The former offers an energy-efficient and event-driven paradigm for deep learning, while the latter has the ability to…

Neural and Evolutionary Computing · Computer Science 2022-11-23 Zhaokun Zhou , Yuesheng Zhu , Chao He , Yaowei Wang , Shuicheng Yan , Yonghong Tian , Li Yuan

The proliferation of sophisticated generative AI models has significantly escalated the threat of synthetic manipulations in identity documents, particularly through face swapping and text inpainting attacks. This paper presents…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Chan Naseeb , Adeel Ashraf Cheema , Hassan Sami , Tayyab Afzal , Muhammad Omair , Usman Habib

In this work, we propose a self-supervised learning method for affine image registration on 3D medical images. Unlike optimisation-based methods, our affine image registration network (AIRNet) is designed to directly estimate the…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Evelyn Chee , Zhenzhou Wu

High-throughput toxicity testing offers a fast and cost-effective way to test large amounts of compounds. A key component for such systems is the automated evaluation via machine learning models. In this paper, we address critical…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Thomas Lautenschlager , Nils Friederich , Angelo Jovin Yamachui Sitcheu , Katja Nau , Gaëlle Hayot , Thomas Dickmeis , Ralf Mikut

In this work, we explore Self-supervised Learning (SSL) as an auxiliary task to blend the texture-based local descriptors into feature modelling for efficient face analysis. Combining a primary task and a self-supervised auxiliary task is…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Shukesh Reddy , Nishit Poddar , Srijan Das , Abhijit Das

Shortcut learning, i.e., a model's reliance on undesired features not directly relevant to the task, is a major challenge that severely limits the applications of machine learning algorithms, particularly when deploying them to assist in…

Machine Learning · Computer Science 2025-06-17 Lukas Kuhn , Sari Sadiya , Jorg Schlotterer , Florian Buettner , Christin Seifert , Gemma Roig

Self-supervised learning (SSL) has recently shown remarkable results in closing the gap between supervised and unsupervised learning. The idea is to learn robust features that are invariant to distortions of the input data. Despite its…

Sound · Computer Science 2023-03-08 Bac Nguyen , Stefan Uhlich , Fabien Cardinaux

Deep learning system have drawback that their output is not accompanied with ex-planation. In a domain such as forensic handwriting verification it is essential to provideexplanation to jurors. The goal of handwriting verification is to…

Computer Vision and Pattern Recognition · Computer Science 2019-09-06 Mihir Chauhan , Mohammad Abuzar Shaikh , Sargur N. Srihari

Self-supervised learning has developed rapidly over the last decade and has been applied in many areas of computer vision. Decorrelation-based self-supervised pretraining has shown great promise among non-contrastive algorithms, yielding…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Arkadip Maitra , Shree Mitra , Siladittya Manna , Saumik Bhattacharya , Umapada Pal

Presentation attack is a challenging issue that persists in the security of automatic fingerprint recognition systems. This paper proposes a novel explainable residual slim network that detects the presentation attack by representing the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-08 Anuj Rai , Somnath Dey

Large-scale face recognition in-the-wild has been recently achieved matured performance in many real work applications. However, such systems are built on GPU platforms and mostly deploy heavy deep network architectures. Given a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Chi Nhan Duong , Khoa Luu , Kha Gia Quach , Ngan Le

Self-supervised learning has emerged as a powerful approach for leveraging large-scale unlabeled data to improve model performance in various domains. In this paper, we explore masked self-supervised pre-training for text recognition…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Martin Kišš , Michal Hradiš

Subtle hand differences make sign language recognition challenging, yet many existing methods rely on encoders pretrained on generic action datasets that poorly capture such fine-grained cues. We propose a self-supervised pretraining method…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Kunyuan Xie , Zhixi Cai , Kalin Stefanov

Offline handwritten signature verification systems are used to verify the identity of individuals, through recognizing their handwritten signature image as genuine signatures or forgeries. The main tasks of signature verification systems…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Hansong Zhang , Jiangjian Guo , Kun Li , Yang Zhang , Yimei Zhao

Surface defect detection is a critical task across numerous industries, aimed at efficiently identifying and localising imperfections or irregularities on manufactured components. While numerous methods have been proposed, many fail to meet…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Blaž Rolih , Matic Fučka , Danijel Skočaj