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Related papers: Private Multiparty Perception for Navigation

200 papers

This paper addresses the problem of multi-view people occupancy map estimation. Existing solutions for this problem either operate per-view, or rely on a background subtraction pre-processing. Both approaches lessen the detection…

Computer Vision and Pattern Recognition · Computer Science 2017-07-25 Tatjana Chavdarova , François Fleuret

Uniform and variable environments still remain a challenge for stable visual localization and mapping in mobile robot navigation. One of the possible approaches suitable for such environments is appearance-based teach-and-repeat navigation,…

Robotics · Computer Science 2025-03-18 Václav Truhlařík , Tomáš Pivoňka , Michal Kasarda , Libor Přeučil

Analyzing privacy threats in software products is an essential part of software development to ensure systems are privacy-respecting; yet it is still a far from trivial activity. While there have been many advancements in the past decade,…

Cryptography and Security · Computer Science 2024-08-08 Kim Wuyts , Avi Douglen

As the privacy risks posed by camera surveillance and facial recognition have grown, so has the research into privacy preservation algorithms. Among these, visual privacy preservation algorithms attempt to impart bodily privacy to subjects…

Computer Vision and Pattern Recognition · Computer Science 2023-01-13 Sophie Noiret , Siddharth Ravi , Martin Kampel , Francisco Florez-Revuelta

Vision is the most important sense for people, and it is also one of the main ways of cognition. As a result, people tend to utilize visual content to capture and share their life experiences, which greatly facilitates the transfer of…

Cryptography and Security · Computer Science 2023-03-30 Ruoyu Zhao , Yushu Zhang , Tao Wang , Wenying Wen , Yong Xiang , Xiaochun Cao

Understanding the geometric relationships between objects in a scene is a core capability in enabling both humans and autonomous agents to navigate in new environments. A sparse, unified representation of the scene topology will allow…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Zachary Seymour , Niluthpol Chowdhury Mithun , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

Many critical applications rely on cameras to capture video footage for analytical purposes. This has led to concerns about these cameras accidentally capturing more information than is necessary. In this paper, we propose a deep learning…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Gautham Ramajayam , Tao Sun , Chiu C. Tan , Lannan Luo , Haibin Ling

Many video classification applications require access to personal data, thereby posing an invasive security risk to the users' privacy. We propose a privacy-preserving implementation of single-frame method based video classification with…

Cryptography and Security · Computer Science 2021-02-09 Sikha Pentyala , Rafael Dowsley , Martine De Cock

Autonomously driving vehicles require a complete and robust perception of the local environment. A main challenge is to perceive any other road users, where multi-object tracking or occupancy grid maps are commonly used. The presented…

Robotics · Computer Science 2020-03-26 Fabian Gies , Andreas Danzer , Klaus Dietmayer

Face detection and recognition benchmarks have shifted toward more difficult environments. The challenge presented in this paper addresses the next step in the direction of automatic detection and identification of people from outdoor…

Vision-Language Models (VLMs) have been increasingly integrated into object navigation tasks for their rich prior knowledge and strong reasoning abilities. However, applying VLMs to navigation poses two key challenges: effectively…

Robotics · Computer Science 2025-09-17 Haokun Zhu , Zongtai Li , Zhixuan Liu , Wenshan Wang , Ji Zhang , Jonathan Francis , Jean Oh

People detection methods are highly sensitive to the perpetual occlusions among the targets. As multi-camera set-ups become more frequently encountered, joint exploitation of the across views information would allow for improved detection…

Computer Vision and Pattern Recognition · Computer Science 2017-07-31 Tatjana Chavdarova , Pierre Baqué , Stéphane Bouquet , Andrii Maksai , Cijo Jose , Louis Lettry , Pascal Fua , Luc Van Gool , François Fleuret

The rapid advancement of technology has resulted in advanced camera capabilities coming to smaller form factors with improved energy efficiency. These improvements have led to more efficient and capable cameras on mobile devices like mobile…

Computers and Society · Computer Science 2022-05-09 Sreejith Gopinath , Aspen Olmsted

Learning contextual and spatial environmental representations enhances autonomous vehicle's hazard anticipation and decision-making in complex scenarios. Recent perception systems enhance spatial understanding with sensor fusion but often…

Robotics · Computer Science 2024-01-18 Shoaib Azam , Farzeen Munir , Ville Kyrki , Moongu Jeon , Witold Pedrycz

We consider the problem of client-server localization, where edge device users communicate visual data with the service provider for locating oneself against a pre-built 3D map. This localization paradigm is a crucial component for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Junho Kim , Young Min Kim , Ramzi Zahreddine , Weston A. Welge , Gurunandan Krishnan , Sizhuo Ma , Jian Wang

Coordination of view coverage via privacy-aware smart cameras is key to a more socially responsible urban intelligence. Rather than maximizing view coverage at any cost or over relying on expensive cryptographic techniques, we address how…

Cryptography and Security · Computer Science 2026-03-25 Chuhao Qin , Lukas Esterle , Evangelos Pournaras

Cameras are a crucial exteroceptive sensor for self-driving cars as they are low-cost and small, provide appearance information about the environment, and work in various weather conditions. They can be used for multiple purposes such as…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Christian Häne , Lionel Heng , Gim Hee Lee , Friedrich Fraundorfer , Paul Furgale , Torsten Sattler , Marc Pollefeys

With the growing use of camera devices, the industry has many image datasets that provide more opportunities for collaboration between the machine learning community and industry. However, the sensitive information in the datasets…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Jia-Wei Chen , Li-Ju Chen , Chia-Mu Yu , Chun-Shien Lu

People navigating in unfamiliar buildings take advantage of myriad visual, spatial and semantic cues to efficiently achieve their navigation goals. Towards equipping computational agents with similar capabilities, we introduce Pathdreamer,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Jing Yu Koh , Honglak Lee , Yinfei Yang , Jason Baldridge , Peter Anderson

Concerns for the privacy of individuals captured in public imagery have led to privacy-preserving action recognition. Existing approaches often suffer from issues arising through obfuscation being applied globally and a lack of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Filip Ilic , He Zhao , Thomas Pock , Richard P. Wildes