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Related papers: PrivHAR: Recognizing Human Actions From Privacy-pr…

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Recent advances in AI-powered surveillance have intensified concerns over the collection and processing of sensitive personal data. In response, research has increasingly focused on privacy-by-design solutions, raising the need for…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Sara Abdulaziz , Giacomo D'Amicantonio , Egor Bondarev

Systems that give control of a mobile robot to a remote user raise privacy concerns about what the remote user can see and do through the robot. We aim to preserve some of that privacy by manipulating the video data that the remote user…

Understanding human actions in visual data is tied to advances in complementary research areas including object recognition, human dynamics, domain adaptation and semantic segmentation. Over the last decade, human action analysis evolved…

Computer Vision and Pattern Recognition · Computer Science 2017-02-02 Samitha Herath , Mehrtash Harandi , Fatih Porikli

The widespread deployment of surveillance cameras for facial recognition gives rise to many privacy concerns. This study proposes a privacy-friendly alternative to large scale facial recognition. While there are multiple techniques to…

Computer Vision and Pattern Recognition · Computer Science 2021-01-28 Mattijs Baert , Sam Leroux , Pieter Simoens

Analytics on video recorded by cameras in public areas have the potential to fuel many exciting applications, but also pose the risk of intruding on individuals' privacy. Unfortunately, existing solutions fail to practically resolve this…

Cryptography and Security · Computer Science 2021-06-24 Frank Cangialosi , Neil Agarwal , Venkat Arun , Junchen Jiang , Srinivas Narayana , Anand Sarwate , Ravi Netravali

Privacy-preserving computer vision is an important emerging problem in machine learning and artificial intelligence. Prevalent methods tackling this problem use differential privacy (DP) or obfuscation techniques to protect the privacy of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 David Schneider , Sina Sajadmanesh , Vikash Sehwag , Saquib Sarfraz , Rainer Stiefelhagen , Lingjuan Lyu , Vivek Sharma

Designing a scheme that can achieve a good performance in predicting single person activities and group activities is a challenging task. In this paper, we propose a novel robust and efficient human activity recognition scheme called ReHAR,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Xin Li , Mooi Choo Chuah

Face identity masking algorithms developed in recent years aim to protect the privacy of people in video recordings. These algorithms are designed to interfere with identification, while preserving information about facial actions. An…

Computer Vision and Pattern Recognition · Computer Science 2023-01-23 Madeline Rachow , Thomas Karnowski , Alice J. O'Toole

Computer-vision hospital systems can greatly assist healthcare workers and improve medical facility treatment, but often face patient resistance due to the perceived intrusiveness and violation of privacy associated with visual…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Edward Chou , Matthew Tan , Cherry Zou , Michelle Guo , Albert Haque , Arnold Milstein , Li Fei-Fei

Many robots (e.g., iRobot's Roomba) operate based on visual observations from live video streams, and such observations may inadvertently include privacy-sensitive objects, such as personal identifiers. Existing approaches for preserving…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Minkyu Choi , Yunhao Yang , Neel P. Bhatt , Kushagra Gupta , Sahil Shah , Aditya Rai , David Fridovich-Keil , Ufuk Topcu , Sandeep P. Chinchali

Recent advances in large-scale video models have significantly improved video understanding across domains such as surveillance, healthcare, and entertainment. However, these models also amplify privacy risks by encoding sensitive…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Nazia Aslam , Abhisek Ray , Joakim Bruslund Haurum , Lukas Esterle , Kamal Nasrollahi

Virtual reality (VR) sensors capture large amounts of user data, including body motion and eye tracking, that contain personally identifying information. While privacy-enhancing techniques can obfuscate this data, incomplete privacy…

Human-Computer Interaction · Computer Science 2025-03-07 Samantha Aziz , Oleg Komogortsev

Vision is a popular and effective sensor for robotics from which we can derive rich information about the environment: the geometry and semantics of the scene, as well as the age, gender, identity, activity and even emotional state of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Adam K. Taras , Niko Suenderhauf , Peter Corke , Donald G. Dansereau

This paper presents a lightweight three-dimensional convolutional neural network (3DCNN) for human activity recognition (HAR) using event-based vision data. Privacy preservation is a key challenge in human monitoring systems, as…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Mehdi Sefidgar Dilmaghani , Francis Fowley , Peter Corcoran

Human action recognition is an important application domain in computer vision. Its primary aim is to accurately describe human actions and their interactions from a previously unseen data sequence acquired by sensors. The ability to…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Hieu H. Pham , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A. Velastin

This paper presents a novel approach for automatic recognition of human activities for video surveillance applications. We propose to represent an activity by a combination of category components, and demonstrate that this approach offers…

Computer Vision and Pattern Recognition · Computer Science 2015-03-03 Weiyao Lin , Ming-Ting Sun , Radha Poovendran , Zhengyou Zhang

In the realm of multimedia data analysis, the extensive use of image datasets has escalated concerns over privacy protection within such data. Current research predominantly focuses on privacy protection either in data sharing or upon the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Huaxi Huang , Xin Yuan , Qiyu Liao , Dadong Wang , Tongliang Liu

As the demand for privacy in visual data management grows, safeguarding sensitive information has become a critical challenge. This paper addresses the need for privacy-preserving solutions in large-scale visual data processing by…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Pedro Santos , Tânia Carvalho , Filipe Magalhães , Luís Antunes

The robot market has been growing significantly and is expected to become 1.5 times larger in 2024 than what it was in 2019. Robots have attracted attention of security companies thanks to their mobility. These days, for security robots,…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Harim Lee , Myeung Un Kim , Yeongjun Kim , Hyeonsu Lyu , Hyun Jong Yang

Privacy-preserving action recognition (PPAR) enables machines to understand human activities in videos without revealing sensitive visual content. Among the various strategies for PPAR, encryption-based methods achieve strong privacy…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Haiwei Lin , Shoko Imaizumi , Hitoshi Kiya