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Recent studies have emphasized the potential of forehead-crease patterns as an alternative for face, iris, and periocular recognition, presenting contactless and convenient solutions, particularly in situations where faces are covered by…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Abhishek Tandon , Geetanjali Sharma , Gaurav Jaswal , Aditya Nigam , Raghavendra Ramachandra

Online palmprint recognition and latent palmprint identification are two branches of palmprint studies. The former uses middle-resolution images collected by a digital camera in a well-controlled or contact-based environment with user…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Wojciech Michal Matkowski , Tingting Chai , Adams Wai Kin Kong

The performance of modern machine learning systems depends on access to large, high-quality datasets, often sourced from user-generated content or proprietary, domain-specific corpora. However, these rich datasets inherently contain…

Cryptography and Security · Computer Science 2025-08-28 Zhan Shi , Yefeng Yuan , Yuhong Liu , Liang Cheng , Yi Fang

This paper considers the problem of enhancing user privacy in common machine learning development tasks, such as data annotation and inspection, by substituting the real data with samples form a generative adversarial network. We propose…

Machine Learning · Statistics 2020-03-03 Aleksei Triastcyn , Boi Faltings

Recent deep face recognition models proposed in the literature utilized large-scale public datasets such as MS-Celeb-1M and VGGFace2 for training very deep neural networks, achieving state-of-the-art performance on mainstream benchmarks.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Fadi Boutros , Marco Huber , Patrick Siebke , Tim Rieber , Naser Damer

Over the past years, deep learning capabilities and the availability of large-scale training datasets advanced rapidly, leading to breakthroughs in face recognition accuracy. However, these technologies are foreseen to face a major…

Computer Vision and Pattern Recognition · Computer Science 2023-05-03 Fadi Boutros , Vitomir Struc , Julian Fierrez , Naser Damer

Deep learning-based palmprint recognition algorithms have shown great potential. Most of them are mainly focused on identifying samples from the same dataset. However, they may be not suitable for a more convenient case that the images for…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Huikai Shao , Dexing Zhong

The rapid proliferation of wireless devices makes robust identity authentication essential. Radio Frequency Fingerprinting (RFF) exploits device-specific, hard-to-forge physical-layer impairments for identification, and is promising for IoT…

Signal Processing · Electrical Eng. & Systems 2026-01-07 Rundong Jiang , Jun Hu , Yunqi Song , Zhiyuan Xie , Shiyou Xu

Face recognition datasets are often collected by crawling Internet and without individuals' consents, raising ethical and privacy concerns. Generating synthetic datasets for training face recognition models has emerged as a promising…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Hatef Otroshi Shahreza , Sébastien Marcel

Machine learning tools are becoming increasingly powerful and widely used. Unfortunately membership attacks, which seek to uncover information from data sets used in machine learning, have the potential to limit data sharing. In this paper…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Dennis Conway , Loic Simon , Alexis Lechervy , Frederic Jurie

In order to utilize identification to the best extent, we need robust and fast algorithms and systems to process the data. Having palmprint as a reliable and unique characteristic of every person, we extract and use its features based on…

Computer Vision and Pattern Recognition · Computer Science 2015-02-13 Shervin Minaee , AmirAli Abdolrashidi

Contactless fingerprint recognition offers a higher level of user comfort and addresses hygiene concerns more effectively. However, it is also more vulnerable to presentation attacks such as photo paper, paper-printout, and various display…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Banafsheh Adami , Nima Karimian

A major impediment to researchers working in the area of fingerprint recognition is the lack of publicly available, large-scale, fingerprint datasets. The publicly available datasets that do exist contain very few identities and impressions…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Joshua J. Engelsma , Steven A. Grosz , Anil K. Jain

We propose a trait-specific image generation method that models forehead creases geometrically using B-spline and B\'ezier curves. This approach ensures the realistic generation of both principal creases and non-prominent crease patterns,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 Abhishek Tandon , Geetanjali Sharma , Gaurav Jaswal , Aditya Nigam , Raghavendra Ramachandra

We propose a new approach to matching mechanism for palmprint recognition by introducing a Relative Similarity Metric (RSM) that enhances the robustness and discriminability of existing matching frameworks. While conventional systems rely…

Computer Vision and Pattern Recognition · Computer Science 2025-04-16 Trinnhallen Brisley , Aryan Gandhi , Joseph Magen

In this work, we utilize progressive growth-based Generative Adversarial Networks (GANs) to develop the Clarkson Fingerprint Generator (CFG). We demonstrate that the CFG is capable of generating realistic, high fidelity, $512\times512$…

Computer Vision and Pattern Recognition · Computer Science 2021-05-24 Keivan Bahmani , Richard Plesh , Peter Johnson , Stephanie Schuckers , Timothy Swyka

Fingerprint recognition on mobile devices is an important method for identity verification. However, real fingerprints usually contain sweat and moisture which leads to poor recognition performance. In addition, for rolling out slimmer and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yu-Ting Li , Ching-Te Chiu , An-Ting Hsieh , Mao-Hsiu Hsu , Long Wenyong , Jui-Min Hsu

In this paper, a new method of training pipeline is discussed to achieve significant performance on the task of anti-spoofing with RGB image. We explore and highlight the impact of using pseudo-depth to pre-train a network that will be used…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Chang Keun Paik , Naeun Ko , Youngjoon Yoo

The proliferation of data-demanding machine learning methods has brought to light the necessity for methodologies which can enlarge the size of training datasets, with simple, rule-based methods. In-line with this concept, the fingerprint…

Computer Vision and Pattern Recognition · Computer Science 2022-01-13 Grigorios G. Anagnostopoulos , Alexandros Kalousis

Although the recent advancement in generative models brings diverse advantages to society, it can also be abused with malicious purposes, such as fraud, defamation, and fake news. To prevent such cases, vigorous research is conducted to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yonghyun Jeong , Doyeon Kim , Pyounggeon Kim , Youngmin Ro , Jongwon Choi