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The proliferation of digital technologies has led to unprecedented data collection, with facial data emerging as a particularly sensitive commodity. Companies are increasingly leveraging advanced facial recognition technologies, often…

Cryptography and Security · Computer Science 2025-10-06 Lambert Hogenhout , Rinzin Wangmo

In the post-pandemic era, wearing face masks has posed great challenge to the ordinary face recognition. In the previous study, researchers has applied pretrained VGG16, and ResNet50 to extract features on the elaborate curated existing…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Rui Cai , Xuying Ning , Peter N. Belhumeur

In an era where the global population is aging significantly, cognitive impairments among the elderly have become a major health concern. The need for effective assistive technologies is clear, and facial recognition systems are emerging as…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Li He

The use of deep learning techniques for automatic facial expression recognition has recently attracted great interest but developed models are still unable to generalize well due to the lack of large emotion datasets for deep learning. To…

Computer Vision and Pattern Recognition · Computer Science 2018-05-28 Dung Nguyen , Kien Nguyen , Sridha Sridharan , Iman Abbasnejad , David Dean , Clinton Fookes

The possibility of carrying out a meaningful forensics analysis on printed and scanned images plays a major role in many applications. First of all, printed documents are often associated with criminal activities, such as terrorist plans,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-16 Anselmo Ferreira , Ehsan Nowroozi , Mauro Barni

Facial recognition systems have achieved remarkable success by leveraging deep neural networks, advanced loss functions, and large-scale datasets. However, their performance often deteriorates in real-world scenarios involving low-quality…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Sadaf Gulshad , Abdullah Aldahlawi

We present a new facial recognition system, capable of identifying a person, provided their likeness has been previously stored in the system, in real time. The system is based on storing and comparing facial embeddings of the subject, and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Ashish Ranjan , Varun Nagesh Jolly Behera , Motahar Reza

While deep learning technologies are now capable of generating realistic images confusing humans, the research efforts are turning to the synthesis of images for more concrete and application-specific purposes. Facial image generation based…

Computer Vision and Pattern Recognition · Computer Science 2020-06-11 Yeqi Bai , Tao Ma , Lipo Wang , Zhenjie Zhang

Face personalization aims to insert specific faces, taken from images, into pretrained text-to-image diffusion models. However, it is still challenging for previous methods to preserve both the identity similarity and editability due to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-11 Kaede Shiohara , Toshihiko Yamasaki

Face recognition technology has been used in many fields due to its high recognition accuracy, including the face unlocking of mobile devices, community access control systems, and city surveillance. As the current high accuracy is…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Jiazhen Ji , Huan Wang , Yuge Huang , Jiaxiang Wu , Xingkun Xu , Shouhong Ding , ShengChuan Zhang , Liujuan Cao , Rongrong Ji

Facial recognition technologies are implemented in many areas, including but not limited to, citizen surveillance, crime control, activity monitoring, and facial expression evaluation. However, processing biometric information is a…

Cryptography and Security · Computer Science 2020-07-07 M. A. P. Chamikara , P. Bertok , I. Khalil , D. Liu , S. Camtepe

Biometric systems, such as face recognition systems powered by deep neural networks (DNNs), rely on large and highly sensitive datasets. Backdoor attacks can subvert these systems by manipulating the training process. By inserting a small…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Farah Wahida , M. A. P. Chamikara , Yashothara Shanmugarasa , Mohan Baruwal Chhetri , Thilina Ranbaduge , Ibrahim Khalil

Deep Neural Networks have achieved unprecedented success in the field of face recognition such that any individual can crawl the data of others from the Internet without their explicit permission for the purpose of training high-precision…

Cryptography and Security · Computer Science 2021-05-18 Liuqiao Chen , Hu Wang , Benjamin Zi Hao Zhao , Minhui Xue , Haifeng Qian

Face recognition is a widely-used technique for identification or verification, where a verifier checks whether a face image matches anyone stored in a database. However, in scenarios where the database is held by a third party, such as a…

Cryptography and Security · Computer Science 2023-07-25 Jianli Bai , Xiaowu Zhang , Xiangfu Song , Hang Shao , Qifan Wang , Shujie Cui , Giovanni Russello

Video face swapping is becoming increasingly popular across various applications, yet existing methods primarily focus on static images and struggle with video face swapping because of temporal consistency and complex scenarios. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Hao Shao , Shulun Wang , Yang Zhou , Guanglu Song , Dailan He , Shuo Qin , Zhuofan Zong , Bingqi Ma , Yu Liu , Hongsheng Li

Biometric systems based on Machine learning and Deep learning are being extensively used as authentication mechanisms in resource-constrained environments like smartphones and other small computing devices. These AI-powered facial…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Mohit Raghavendra , Pravan Omprakash , B R Mukesh , Sowmya Kamath

Face privacy-preserving is one of the hotspots that arises dramatic interests of research. However, the existing face privacy-preserving methods aim at causing the missing of semantic information of face and cannot preserve the reusability…

Computer Vision and Pattern Recognition · Computer Science 2022-04-20 Yang Yang , Yiyang Huang , Ming Shi , Kejiang Chen , Weiming Zhang , Nenghai Yu

Photos of faces uploaded online are vulnerable to malicious actors who can scrape facial images from online sources and intrude on personal privacy via unauthorized use of facial recognition models. This paper presents FaceCloak, a novel…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Zachary Yahn , Fatih Ilhan , Tiansheng Huang , Selim Tekin , Sihao Hu , Yichang Xu , Margaret Loper , Ling Liu

Today's proliferation of powerful facial recognition systems poses a real threat to personal privacy. As Clearview.ai demonstrated, anyone can canvas the Internet for data and train highly accurate facial recognition models of individuals…

Cryptography and Security · Computer Science 2020-10-22 Shawn Shan , Emily Wenger , Jiayun Zhang , Huiying Li , Haitao Zheng , Ben Y. Zhao

An important aspect of deploying face recognition (FR) algorithms in real-world applications is their ability to learn new face identities from a continuous data stream. However, the online training of existing deep neural network-based FR…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Md Mahedi Hasan , Shoaib Meraj Sami , Nasser Nasrabadi