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Fingerprint-based biometric systems have experienced a large development in the last years. Despite their many advantages, they are still vulnerable to presentation attacks (PAs). Therefore, the task of determining whether a sample stems…

Computer Vision and Pattern Recognition · Computer Science 2019-08-28 Lázaro J. González-Soler , Marta Gomez-Barrero , Leonardo Chang , Airel Pérez-Suárez , Christoph Busch

Deep networks trained on millions of facial images are believed to be closely approaching human-level performance in face recognition. However, open world face recognition still remains a challenge. Although, 3D face recognition has an…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Syed Zulqarnain Gilani , Ajmal Mian

Robotic grasping of house-hold objects has made remarkable progress in recent years. Yet, human grasps are still difficult to synthesize realistically. There are several key reasons: (1) the human hand has many degrees of freedom (more than…

Computer Vision and Pattern Recognition · Computer Science 2020-11-30 Korrawe Karunratanakul , Jinlong Yang , Yan Zhang , Michael Black , Krikamol Muandet , Siyu Tang

3D-printing of radiofrequency (RF) cavity resonators could provide a cost-effective solution that enables rapid prototyping and design flexibility compared to traditional fabrication of full-metal cavities. In this work, the feasibility of…

Accelerator Physics · Physics 2025-12-18 David Sims , Benjamin Sims , Brian Wright , John W. Lewellen , Sergey V. Baryshev

Palm vein identification (PVI) is a modern biometric security technique used for increasing security and authentication systems. The key characteristics of palm vein patterns include, its uniqueness to each individual, unforgettable,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Mohammed Hamzah Abed , Ali H. Alsaeedi , Ali D. Alfoudi , Abayomi M. Otebolaku , Yasmeen Sajid Razooqi

In coventional imaging experiments, objects are localized in a position space and such optically responsive objects can be imaged with a convex lens and can be seen by a human eye. In this paper, we introduce an experiment on a…

Quantum Physics · Physics 2018-11-28 Mandip Singh , Samridhi Gambhir

Recognizing pain in video is crucial for improving patient-computer interaction systems, yet traditional data collection in this domain raises significant ethical and logistical challenges. This study introduces a novel approach that…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Jonas Nasimzada , Jens Kleesiek , Ken Herrmann , Alina Roitberg , Constantin Seibold

Backdoor-based fingerprinting has emerged as an effective technique for tracing the ownership of large language models. However, in real-world deployment scenarios, developers often instantiate multiple downstream models from a shared base…

Cryptography and Security · Computer Science 2025-08-27 Zhenhua Xu , Qichen Liu , Zhebo Wang , Wenpeng Xing , Dezhang Kong , Mohan Li , Meng Han

An arteriovenous fistula, created by artificially connecting segments of a patient's vasculature, is the preferred way to gain access to the bloodstream for kidney dialysis. The increasing power and availability of supercomputing…

Medical Physics · Physics 2021-06-14 J. W. S. McCullough , P. V. Coveney

Recently, a vast number of image generation models have been proposed, which raises concerns regarding the misuse of these artificial intelligence (AI) techniques for generating fake images. To attribute the AI-generated images, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Jialiang Li , Haoyue Wang , Sheng Li , Zhenxing Qian , Xinpeng Zhang , Athanasios V. Vasilakos

Numerical simulations of vein evolution contribute to a better understanding of processes involved in their formation and possess the potential to provide invaluable insights into the rock deformation history and fluid flow pathways. The…

Geophysics · Physics 2015-06-18 Kumar Ankit , Michael Selzer , Britta Nestler

Fingerprint recognition systems, which rely on the unique characteristics of human fingerprints, are essential in modern security and verification applications. Accurate minutiae extraction, a critical step in these systems, depends on the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Raffaele Cappelli

A central challenge in building robotic prostheses is the creation of a sensor-based system able to read physiological signals from the lower limb and instruct a robotic hand to perform various tasks. Existing systems typically perform…

Robotics · Computer Science 2022-09-29 Dean Zadok , Oren Salzman , Alon Wolf , Alex M. Bronstein

This paper presents an effective method for fingerprint verification based on a data mining technique called minutiae clustering and a graph-theoretic approach to analyze the process of fingerprint comparison to give a feature space…

Computer Vision and Pattern Recognition · Computer Science 2010-06-15 Minakshi Gogoi , D K Bhattacharyya

Gait recognition, which identifies individuals based on their walking patterns, is an important biometric technique since it can be observed from a distance and does not require the subject's cooperation. Recognizing a person's gait is…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Haidong Zhu , Zhaoheng Zheng , Ram Nevatia

The human hand is the main medium through which we interact with our surroundings, making its digitization an important problem. While there are several works modeling the geometry of hands, little attention has been paid to capturing…

Latent fingerprint matching is a daunting task, primarily due to the poor quality of latent fingerprints. In this study, we propose a deep-learning based dense minutia descriptor (DMD) for latent fingerprint matching. A DMD is obtained by…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Zhiyu Pan , Yongjie Duan , Xiongjun Guan , Jianjiang Feng , Jie Zhou

With the growth in capabilities of generative models, there has been growing interest in using photo-realistic renders of common 3D food items to improve downstream tasks such as food printing, nutrition prediction, or management of food…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Chi-en Amy Tai , Jason Li , Sriram Kumar , Saeejith Nair , Yuhao Chen , Pengcheng Xi , Alexander Wong

Dermal interstitial fluid (ISF) is a rich source of biomarkers (e.g., glucose) that can be used for continuous health monitoring with wearable sensors. Hollow microneedle devices are a promising solution to extract ISF on demand by…

Verifying the identity of a person using handwritten signatures is challenging in the presence of skilled forgeries, where a forger has access to a person's signature and deliberately attempt to imitate it. In offline (static) signature…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira
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