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Recent research has established the possibility of deducing soft-biometric attributes such as age, gender and race from an individual's face image with high accuracy. However, this raises privacy concerns, especially when face images…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Vahid Mirjalili , Sebastian Raschka , Arun Ross

Advanced facial recognition technologies and recommender systems with inadequate privacy technologies and policies for facial interactions increase concerns about bioprivacy violations. With the proliferation of video and live-streaming…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Yubo Huang , Wenhao Feng , Xin Lai , Zixi Wang , Jingzehua Xu , Shuai Zhang , Hongjie He , Fan Chen

Face Recognition (FR) systems are being used in a variety of applications, including road crossings, banking, and mobile banking. The widespread use of FR systems has raised concerns about the safety of face biometrics against spoofing…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Soham S. Sarpotdar

The widespread sharing of face images on social media platforms and in large-scale datasets raises pressing privacy concerns, as biometric identifiers can be exploited without consent. Face anonymization seeks to generate realistic facial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Luigi Celona , Simone Bianco , Raimondo Schettini

In the field of deep learning applied to face recognition, securing large-scale, high-quality datasets is vital for attaining precise and reliable results. However, amassing significant volumes of high-quality real data faces hurdles such…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Omer Granoviter , Alexey Gruzdev , Vladimir Loginov , Max Kogan , Orly Zvitia

Deep learning-based face recognition continues to face challenges due to its reliance on huge datasets obtained from web crawling, which can be costly to gather and raise significant real-world privacy concerns. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Minsoo Kim , Min-Cheol Sagong , Gi Pyo Nam , Junghyun Cho , Ig-Jae Kim

With the advancement of face recognition (FR) systems, privacy-preserving face recognition (PPFR) systems have gained popularity for their accurate recognition, enhanced facial privacy protection, and robustness to various attacks. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Dong Han , Yong Li , Joachim Denzler

Face Recognition systems are widely deployed in real-world applications, but they also raise privacy concerns due to unauthorized collection and misuse of facial data. Existing adversarial privacy protection methods rely on input-space…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Jiabei Zhang , Ziyuan Yang , Andrew Beng Jin Teoh , Yi Zhang

In this paper, a part-based technique for real time detection of users' faces on mobile devices is proposed. This method is specifically designed for detecting partially cropped and occluded faces captured using a smartphone's front-facing…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Upal Mahbub , Vishal M. Patel , Deepak Chandra , Brandon Barbello , Rama Chellappa

Data privacy has emerged as an important issue as data-driven deep learning has been an essential component of modern machine learning systems. For instance, there could be a potential privacy risk of machine learning systems via the model…

Machine Learning · Computer Science 2019-11-25 Taihong Xiao , Yi-Hsuan Tsai , Kihyuk Sohn , Manmohan Chandraker , Ming-Hsuan Yang

Rapid growth in the popularity of AR/VR/MR applications and cloud-based visual localization systems has given rise to an increased focus on the privacy of user content in the localization process. This privacy concern has been further…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Kunal Chelani , Assia Benbihi , Fredrik Kahl , Torsten Sattler , Zuzana Kukelova

Face obfuscation (blurring, mosaicing, etc.) has been shown to be effective for privacy protection; nevertheless, object recognition research typically assumes access to complete, unobfuscated images. In this paper, we explore the effects…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Kaiyu Yang , Jacqueline Yau , Li Fei-Fei , Jia Deng , Olga Russakovsky

Although diffusion models are rising as a powerful solution for blind face restoration, they are criticized for two problems: 1) slow training and inference speed, and 2) failure in preserving identity and recovering fine-grained facial…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Yunqi Miao , Jiankang Deng , Jungong Han

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

While the rapid development of facial recognition algorithms has enabled numerous beneficial applications, their widespread deployment has raised significant concerns about the risks of mass surveillance and threats to individual privacy.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Paweł Borsukiewicz , Daniele Lunghi , Melissa Tessa , Jacques Klein , Tegawendé F. Bissyandé

The proliferation of facial recognition (FR) systems has raised privacy concerns in the digital realm, as malicious uses of FR models pose a significant threat. Traditional countermeasures, such as makeup style transfer, have suffered from…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Binh M. Le , Simon S. Woo

Privacy becomes a crucial issue when outsourcing the training of machine learning (ML) models to cloud-based platforms offering machine-learning services. While solutions based on cryptographic primitives have been developed, they incur a…

Cryptography and Security · Computer Science 2020-10-21 Mathilde Raynal , Radhakrishna Achanta , Mathias Humbert

In large-scale statistical learning, data collection and model fitting are moving increasingly toward peripheral devices---phones, watches, fitness trackers---away from centralized data collection. Concomitant with this rise in…

Machine Learning · Statistics 2019-06-04 Abhishek Bhowmick , John Duchi , Julien Freudiger , Gaurav Kapoor , Ryan Rogers

Face recognition has been extensively studied in computer vision and artificial intelligence communities in recent years. An important issue of face recognition is data privacy, which receives more and more public concerns. As a common…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Fan Bai , Jiaxiang Wu , Pengcheng Shen , Shaoxin Li , Shuigeng Zhou

This work addresses the problem of anonymizing the identity of faces in a dataset of images, such that the privacy of those depicted is not violated, while at the same time the dataset is useful for downstream task such as for training…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Simone Barattin , Christos Tzelepis , Ioannis Patras , Nicu Sebe