English
Related papers

Related papers: RPG-Palm: Realistic Pseudo-data Generation for Pal…

200 papers

Palmprint recognition is significantly limited by the lack of large-scale publicly available datasets. Previous methods have adopted B\'ezier curves to simulate the palm creases, which then serve as input for conditional GANs to generate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Jianlong Jin , Chenglong Zhao , Ruixin Zhang , Sheng Shang , Jianqing Xu , Jingyun Zhang , ShaoMing Wang , Yang Zhao , Shouhong Ding , Wei Jia , Yunsheng Wu

Palmprint recognition is a secure and privacy-friendly method of biometric identification. One of the major challenges to improve palmprint recognition accuracy is the scarcity of palmprint data. Recently, a popular line of research…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Xingzeng Lan , Xing Duan , Chen Chen , Weiyu Lin , Bo Wang

Palmprints are private and stable information for biometric recognition. In the deep learning era, the development of palmprint recognition is limited by the lack of sufficient training data. In this paper, by observing that palmar creases…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Kai Zhao , Lei Shen , Yingyi Zhang , Chuhan Zhou , Tao Wang , Ruixin Zhang , Shouhong Ding , Wei Jia , Wei Shen

Generating realistic palmprint (more generally biometric) images has always been an interesting and, at the same time, challenging problem. Classical statistical models fail to generate realistic-looking palmprint images, as they are not…

Computer Vision and Pattern Recognition · Computer Science 2020-03-25 Shervin Minaee , Mehdi Minaei , Amirali Abdolrashidi

Palmprint recognition techniques have advanced significantly in recent years, enabling reliable recognition even when palmprints are captured in uncontrolled or challenging environments. However, this strength also introduces new risks, as…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Licheng Yan , Bob Zhang , Andrew Beng Jin Teoh , Lu Leng , Shuyi Li , Yuqi Wang , Ziyuan Yang

Palm vein recognition is an emerging biometric technology that offers enhanced security and privacy. However, acquiring sufficient palm vein data for training deep learning-based recognition models is challenging due to the high costs of…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Sheng Shang , Chenglong Zhao , Ruixin Zhang , Jianlong Jin , Jingyun Zhang , Rizen Guo , Shouhong Ding , Yunsheng Wu , Yang Zhao , Wei Jia

The scarcity of large-scale palmprint databases poses a significant bottleneck to advancements in contactless palmprint recognition. To address this, researchers have turned to synthetic data generation. While Generative Adversarial…

Computer Vision and Pattern Recognition · Computer Science 2024-06-04 Steven A. Grosz , Anil K. Jain

Training fingerprint recognition models using synthetic data has recently gained increased attention in the biometric community as it alleviates the dependency on sensitive personal data. Existing approaches for fingerprint generation are…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Alon Shoshan , Nadav Bhonker , Emanuel Ben Baruch , Ori Nizan , Igor Kviatkovsky , Joshua Engelsma , Manoj Aggarwal , Gerard Medioni

Recently, synthetic palmprints have been increasingly used as substitutes for real data to train recognition models. To be effective, such synthetic data must reflect the diversity of real palmprints, including both style variation and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Yuchen Zou , Huikai Shao , Lihuang Fang , Zhipeng Xiong , Dexing Zhong

With the recent success of computer vision and deep learning, remarkable progress has been achieved on automatic personal recognition using vein biometrics. However, collecting large-scale real-world training data for palm vein recognition…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Edwin H. Salazar-Jurado , Ruber Hernández-García , Karina Vilches-Ponce , Ricardo J. Barrientos , Marco Mora , Gaurav Jaswal

This study explores the generation of synthesized fingerprint images using Denoising Diffusion Probabilistic Models (DDPMs). The significant obstacles in collecting real biometric data, such as privacy concerns and the demand for diverse…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Freddie Grabovski , Lior Yasur , Yaniv Hacmon , Lior Nisimov , Stav Nimrod

Large fingerprint datasets, while important for training and evaluation, are time-consuming and expensive to collect and require strict privacy measures. Researchers are exploring the use of synthetic fingerprint data to address these…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Syed Konain Abbas , Sandip Purnapatra , M. G. Sarwar Murshed , Conor Miller-Lynch , Lambert Igene , Soumyabrata Dey , Stephanie Schuckers , Faraz Hussain

A major limitation to advances in fingerprint spoof detection is the lack of publicly available, large-scale fingerprint spoof datasets, a problem which has been compounded by increased concerns surrounding privacy and security of biometric…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Steven A. Grosz , Anil K. Jain

Today's legal restrictions that protect the privacy of biometric data are hampering fingerprint recognition researches. For instance, all high-resolution fingerprint databases ceased to be publicly available. To address this problem, we…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 André Brasil Vieira Wyzykowski , Mauricio Pamplona Segundo , Rubisley de Paula Lemes

Biometrics authentication is an effective method for automatically recognizing individuals. The authentication consists of an enrollment phase and an identification or verification phase. In the stages of enrollment known (training) samples…

Computer Vision and Pattern Recognition · Computer Science 2013-12-30 Kasturika B. Ray

Fingerprint recognition stands as a pivotal component of biometric technology, with diverse applications from identity verification to advanced search tools. In this paper, we propose a unique method for deriving robust fingerprint…

Computer Vision and Pattern Recognition · Computer Science 2025-05-23 Ekta Gavas , Kaustubh Olpadkar , Anoop Namboodiri

Palmprints are emerging as a new entity in multi-modal biometrics for human identification and verification. Multispectral palmprint images captured in the visible and infrared spectrum not only contain the wrinkles and ridge structure of a…

Computer Vision and Pattern Recognition · Computer Science 2014-02-13 Zohaib Khan , Faisal Shafait , Yiqun Hu , Ajmal Mian

Palmprint recognition is widely used in biometric systems, yet real-world performance often degrades due to feature distribution shifts caused by heterogeneous deployment conditions. Most deep palmprint models assume a closed and stationary…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Chenke Zhang , Ziyuan Yang , Licheng Yan , Shuyi Li , Andrew Beng Jin Teoh , Bob Zhang , Yi Zhang

The utilization of synthetic data for fingerprint recognition has garnered increased attention due to its potential to alleviate privacy concerns surrounding sensitive biometric data. However, current methods for generating fingerprints…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Steven A. Grosz , Anil K. Jain

Contactless palmprints are comprised of both global and local discriminative features. Most prior work focuses on extracting global features or local features alone for palmprint matching, whereas this research introduces a novel framework…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Steven A. Grosz , Akash Godbole , Anil K. Jain
‹ Prev 1 2 3 10 Next ›