English
Related papers

Related papers: Ridgeformer: Mutli-Stage Contrastive Training For …

200 papers

Contactless fingerprint matching using smartphone cameras can alleviate major challenges of traditional fingerprint systems including hygienic acquisition, portability and presentation attacks. However, development of practical and robust…

Computer Vision and Pattern Recognition · Computer Science 2023-07-13 Bhavin Jawade , Deen Dayal Mohan , Srirangaraj Setlur , Nalini Ratha , Venu Govindaraju

Contactless fingerprint identification has emerged as an reliable and user friendly alternative for the personal identification in a range of e-business and law-enforcement applications. It is however quite known from the literature that…

Computer Vision and Pattern Recognition · Computer Science 2019-09-20 Ritesh Vyas , Ajay Kumar

Compared to contact fingerprint images, contactless fingerprint images exhibit four distinct characteristics: (1) they contain less noise; (2) they have fewer discontinuities in ridge patterns; (3) the ridge-valley pattern is less distinct;…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Mahrukh Siddiqui , Shahzaib Iqbal , Bandar AlShammari , Bandar Alhaqbani , Tariq M. Khan , Imran Razzak

Fingerprints are one of the most widely explored biometric traits. Specifically, contact-based fingerprint recognition systems reign supreme due to their robustness, portability and the extensive research work done in the field. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Aman Attrish , Nagasai Bharat , Vijay Anand , Vivek Kanhangad

The existing automatic fingerprint verification methods are designed to work under the assumption that the same sensor is installed for enrollment and authentication (regular matching). There is a remarkable decrease in efficiency when one…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Helala AlShehri , Muhammad Hussain , Hatim AboAlSamh , Qazi Emad-ul-Haq , Aqil M. Azmi

Contactless fingerprint has gained lots of attention in recent fingerprint studies. However, most existing contactless fingerprint algorithms treat contactless fingerprints as 2D plain fingerprints, and still utilize traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Yuwei Jia , Siyang Zheng , Fei Feng , Zhe Cui , Fei Su

Compared with contact-based fingerprint acquisition techniques, contactless acquisition has the advantages of less skin distortion, larger fingerprint area, and hygienic acquisition. However, perspective distortion is a challenge in…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Zhe Cui , Jianjiang Feng , Jie Zhou

Matching contactless fingerprints or finger photos to contact-based fingerprint impressions has received increased attention in the wake of COVID-19 due to the superior hygiene of the contactless acquisition and the widespread availability…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Steven A. Grosz , Joshua J. Engelsma , Eryun Liu , Anil K. Jain

Fingerprints are widely recognized as one of the most unique and reliable characteristics of human identity. Most modern fingerprint authentication systems rely on contact-based fingerprints, which require the use of fingerprint scanners or…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 M. G. Sarwar Murshed , Syed Konain Abbas , Sandip Purnapatra , Daqing Hou , Faraz Hussain

Contactless fingerprint recognition has gained increasing attention due to its advantages in hygiene and acquisition flexibility. However, the absence of physical contact constraints introduces severe nonlinear geometric distortions caused…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Zhiyu Pan , Xiongjun Guan , Jianjiang Feng , Jie Zhou

Radio frequency fingerprint identification (RFFI) is an emerging method for authenticating Internet of Things (IoT) devices. RFFI exploits the intrinsic and unique hardware imperfections for classifying IoT devices. Deep learning-based RFFI…

Cryptography and Security · Computer Science 2025-12-16 Jie Ma , Junqing Zhang , Guanxiong Shen , Linning Peng , Alan Marshall

Contactless fingerprint recognition systems offer a hygienic, user-friendly, and efficient alternative to traditional contact-based methods. However, their accuracy heavily relies on precise fingertip detection and segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Laurenz Ruzicka , Bernhard Kohn , Clemens Heitzinger

Contactless fingerprint recognition offers a hygienic and convenient alternative to contact-based systems, enabling rapid acquisition without latent prints, pressure artifacts, or hygiene risks. However, contactless images often show…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Roja Sahoo , Anoop Namboodiri

Three-dimensional (3D) fingerprints preserve global finger geometry and local ridge structure while avoiding contact-induced deformation, but they remain difficult to integrate with legacy two-dimensional (2D) fingerprint systems. This…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Xiongjun Guan , Jianjiang Feng , Jie Zhou

This paper introduces a novel fingerprint classification technique based on a multi-layered fuzzy logic classifier. We target the cause of missed detection by identifying the fingerprints at an early stage among dry, standard, and wet.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Ravi Prakash , Sinnu Susan Thomas

Radio frequency fingerprint identification (RFFI) is a key technique for wireless network security, leveraging intrinsic hardware imperfections to enable transmitter identification. Although deep neural networks are effective at extracting…

Machine Learning · Computer Science 2026-05-27 Yuhao Pan , Xiucheng Wang , Fushuo Huo , Nan Cheng , Wenchao Xu

With the emergence of high-resolution fingerprint sensors, there has been a lot of focus on level-3 fingerprint features, especially the pores, for the next generation automated fingerprint recognition systems (AFRS). Following the success…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Vijay Anand , Vivek Kanhangad

Fingerprints are the most widely deployed form of biometric identification. No two individuals share the same fingerprint because they have unique biometric identifiers. This paper presents an efficient fingerprint verification algorithm…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Rahul Kumar Jaiswal , Gaurav Saxena

The performance of the Fingerprint recognition system will be more accurate with respect of enhancement for the fingerprint images. In this paper we develop a novel method for Fingerprint image contrast enhancement technique based on the…

Computer Vision and Pattern Recognition · Computer Science 2011-06-29 D. Bennet , Dr. S. Arumuga Perumal

In this paper, we propose an efficient method to provide personal identification using fingerprint to get better accuracy even in noisy condition. The fingerprint matching based on the number of corresponding minutia pairings, has been in…

Computer Vision and Pattern Recognition · Computer Science 2013-11-15 V. Karthikeyan , V. J. Vijayalakshmi
‹ Prev 1 2 3 10 Next ›