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Due to the diversity of attack materials, fingerprint recognition systems (AFRSs) are vulnerable to malicious attacks. It is thus important to propose effective fingerprint presentation attack detection (PAD) methods for the safety and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Feng Liu , Zhe Kong , Haozhe Liu , Wentian Zhang , Linlin Shen

In Virtual, augmented, and mixed reality, the use of hand gestures is increasingly becoming popular to reduce the difference between the virtual and real world. The precise location of the fingertip is essential/crucial for a seamless…

Computer Vision and Pattern Recognition · Computer Science 2020-05-15 Purnendu Mishra , Kishor Sarawadekar

Physical layer authentication relies on detecting unique imperfections in signals transmitted by radio devices to isolate their fingerprint. Recently, deep learning-based authenticators have increasingly been proposed to classify devices…

Cryptography and Security · Computer Science 2020-11-04 Samurdhi Karunaratne , Enes Krijestorac , Danijela Cabric

At present spoofing attacks via which biometric system is potentially vulnerable against a fake biometric characteristic, introduces a great challenge to recognition performance. Despite the availability of a broad range of presentation…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Avantika Singh , Gaurav Jaswal , Aditya Nigam

This paper proposes an end-to-end CNN(Convolutional Neural Networks) model that uses gram modules with parameters that are approximately 1.2MB in size to detect fake fingerprints. The proposed method assumes that texture is the most…

Computer Vision and Pattern Recognition · Computer Science 2018-03-22 Eunsoo Park , Xuenan Cui , Weonjin Kim , Hakil Kim

A novel method of gender Classification from fingerprint is proposed based on discrete wavelet transform (DWT) and singular value decomposition (SVD). The classification is achieved by extracting the energy computed from all the sub-bands…

Computer Vision and Pattern Recognition · Computer Science 2012-05-31 P Gnanasivam , Dr. S Muttan

Recently, many detection methods based on convolutional neural networks (CNNs) have been proposed for image splicing forgery detection. Most of these detection methods focus on the local patches or local objects. In fact, image splicing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Bo Liu , Ranglei Wu , Xiuli Bi , Bin Xiao , Weisheng Li , Guoyin Wang , Xinbo Gao

Over the past years, deep generative models have achieved a new level of performance. Generated data has become difficult, if not impossible, to be distinguished from real data. While there are plenty of use cases that benefit from this…

Cryptography and Security · Computer Science 2022-03-21 Ning Yu , Vladislav Skripniuk , Dingfan Chen , Larry Davis , Mario Fritz

Deep learning-based models have been shown to improve the accuracy of fingerprint recognition. While these algorithms show exceptional performance, they require large-scale fingerprint datasets for training and evaluation. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Rafael Bouzaglo , Yosi Keller

Camera fingerprints are precious tools for a number of image forensics tasks. A well-known example is the photo response non-uniformity (PRNU) noise pattern, a powerful device fingerprint. Here, to address the image forgery localization…

Computer Vision and Pattern Recognition · Computer Science 2018-08-30 Davide Cozzolino , Luisa Verdoliva

Deepfake detectors are typically trained on large sets of pristine and generated images, resulting in limited generalization capacity; they excel at identifying deepfakes created through methods encountered during training but struggle with…

Computer Vision and Pattern Recognition · Computer Science 2024-03-21 Davide Alessandro Coccomini , Roberto Caldelli , Claudio Gennaro , Giuseppe Fiameni , Giuseppe Amato , Fabrizio Falchi

Fingerprint recognition and matching is a common form of user authentication. While a fingerprint is unique to each individual, authentication is vulnerable when an attacker can forge a copy of the fingerprint (spoof). To combat these…

Computers and Society · Computer Science 2023-04-12 Riley Kiefer , Jacob Stevens , Ashok Patel

Research on Offline Handwritten Signature Verification explored a large variety of handcrafted feature extractors, ranging from graphology, texture descriptors to interest points. In spite of advancements in the last decades, performance of…

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

State-of-the-art (SOTA) Generative Models (GMs) can synthesize photo-realistic images that are hard for humans to distinguish from genuine photos. Identifying and understanding manipulated media are crucial to mitigate the social concerns…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Vishal Asnani , Xi Yin , Tal Hassner , Xiaoming Liu

Fingerprint individuality refers to the extent of uniqueness of fingerprints and is the main criteria for deciding between a match versus nonmatch in forensic testimony. Often, prints are subject to varying levels of noise, for example, the…

Applications · Statistics 2014-11-06 Sarat C. Dass , Chae Young Lim , Tapabrata Maiti

Fingerprint evidence plays an important role in a criminal investigation for the identification of individuals. Although various techniques have been proposed for fingerprint classification and feature extraction, automated fingerprint…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Ibrahim Yilmaz , Mahmoud Abouyoussef

Latent fingerprints are one of the most widely used forensic evidence by law enforcement agencies. However, latent recognition performance is far from the exemplary performance of sensor fingerprint recognition due to deformations and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Yusuf Artan , Bensu Alkan Semiz

Latent fingerprints are important for identifying criminal suspects. However, recognizing a latent fingerprint in a collection of reference fingerprints remains a challenge. Most, if not all, of existing methods would extract representation…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Yanming Zhu , Xuefei Yin , Xiuping Jia , Jiankun Hu

Fraud detection problems are usually formulated as a machine learning problem on a graph. Recently, Graph Neural Networks (GNNs) have shown solid performance on fraud detection. The successes of most previous methods heavily rely on rich…

Machine Learning · Computer Science 2021-10-05 Chen Wang , Yingtong Dou , Min Chen , Jia Chen , Zhiwei Liu , Philip S. Yu

The fingerprint-copy attack aims to confuse camera identification based on sensor pattern noise. However, the triangle test shows that the forged images undergone fingerprint-copy attack would share a non-PRNU (Photo-response nonuniformity)…

Multimedia · Computer Science 2017-07-26 Haodong Li , Weiqi Luo , Quanquan Rao , Jiwu Huang
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