English
Related papers

Related papers: User configurable 3D object regeneration for spati…

200 papers

As 3D object detection on point clouds relies on the geometrical relationships between the points, non-standard object shapes can hinder a method's detection capability. However, in safety-critical settings, robustness to out-of-domain and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Alexander Lehner , Stefano Gasperini , Alvaro Marcos-Ramiro , Michael Schmidt , Mohammad-Ali Nikouei Mahani , Nassir Navab , Benjamin Busam , Federico Tombari

Eye tracking is routinely being incorporated into virtual reality (VR) systems. Prior research has shown that eye tracking data, if exposed, can be used for re-identification attacks. The state of our knowledge about currently existing…

Human-Computer Interaction · Computer Science 2024-02-22 Ethan Wilson , Azim Ibragimov , Michael J. Proulx , Sai Deep Tetali , Kevin Butler , Eakta Jain

The ability of machines to comprehend and produce language that is similar to that of humans has revolutionized sectors like customer service, healthcare, and finance thanks to the quick advances in Natural Language Processing (NLP), which…

Cryptography and Security · Computer Science 2025-04-22 Swetha S , Ram Sundhar K Shaju , Rakshana M , Ganesh R , Balavedhaa S , Thiruvaazhi U

The validation of LiDAR-based perception of intelligent mobile systems operating in open-world applications remains a challenge due to the variability of real environmental conditions. Virtual simulations allow the generation of arbitrary…

Robotics · Computer Science 2025-09-04 Hubert Padusinski , Christian Steinhauser , Christian Scherl , Julian Gaal , Jacob Langner

In this paper, we consider a privacy preserving encoding framework for identification applications covering biometrics, physical object security and the Internet of Things (IoT). The proposed framework is based on a sparsifying transform,…

Cryptography and Security · Computer Science 2017-10-02 Behrooz Razeghi , Slava Voloshynovskiy , Dimche Kostadinov , Olga Taran

3D detection is a critical task that enables machines to identify and locate objects in three-dimensional space. It has a broad range of applications in several fields, including autonomous driving, robotics and augmented reality. Monocular…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Aakash Kumar , Chen Chen , Ajmal Mian , Neils Lobo , Mubarak Shah

3D object detection models trained in one server plays an important role in autonomous driving, robotics manipulation, and augmented reality scenarios. However, most existing methods face severe privacy concern when deployed on a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Suyan Dai , Chenxi Liu , Fazeng Li , Peican Lin

The availability of large amounts of informative data is crucial for successful machine learning. However, in domains with sensitive information, the release of high-utility data which protects the privacy of individuals has proven…

Machine Learning · Computer Science 2023-07-06 Tamas Madl , Weijie Xu , Olivia Choudhury , Matthew Howard

Electronic health records (EHRs) and other real-world clinical data are essential for clinical research, medical artificial intelligence, and life science, but their sharing is severely limited by privacy, governance, and interoperability…

Cryptography and Security · Computer Science 2026-03-25 Maolin Wang , Beining Bao , Gan Yuan , Hongyu Chen , Bingkun Zhao , Baoshuo Kan , Jiming Xu , Qi Shi , Yinggong Zhao , Yao Wang , Wei Ying Ma , Jun Yan

With rapid progress of Virtual Reality and Augmented Reality technologies, 3D contents are the next widespread media in many applications. Thus, the protection of 3D models is primarily important. Encryption of 3D models is essential to…

Computer Vision and Pattern Recognition · Computer Science 2020-11-06 Xin Jin , Shuyun Zhu , Le Wu , Geng Zhao , Xiaodong Li , Quan Zhou , Huimin Lu

Change detection and irregular object extraction in 3D point clouds is a challenging task that is of high importance not only for autonomous navigation but also for updating existing digital twin models of various industrial environments.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Nikolaos Stathoulopoulos , Anton Koval , George Nikolakopoulos

In this paper, an adjustment to the original differentially private stochastic gradient descent (DPSGD) algorithm for deep learning models is proposed. As a matter of motivation, to date, almost no state-of-the-art machine learning…

Machine Learning · Computer Science 2021-07-13 Mehdi Amian

We are interested in reconstructing the mesh representation of object surfaces from point clouds. Surface reconstruction is a prerequisite for downstream applications such as rendering, collision avoidance for planning, animation, etc.…

Computer Vision and Pattern Recognition · Computer Science 2020-10-01 Minghua Liu , Xiaoshuai Zhang , Hao Su

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

Model fusion is becoming a crucial component in the context of model-as-a-service scenarios, enabling the delivery of high-quality model services to local users. However, this approach introduces privacy risks and imposes certain…

Machine Learning · Computer Science 2023-11-08 Qian Chen , Yiqiang Chen , Xinlong Jiang , Teng Zhang , Weiwei Dai , Wuliang Huang , Zhen Yan , Bo Ye

Traditional 3D modeling requires technical expertise, specialized software, and time-intensive processes, making it inaccessible for many users. Our research aims to lower these barriers by combining generative AI and augmented reality (AR)…

Graphics · Computer Science 2025-05-01 Majid Behravan , Maryam Haghani , Denis Gracanin

Deep learning-based point cloud registration models are often generalized from extensive training over a large volume of data to learn the ability to predict the desired geometric transformation to register 3D point clouds. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Lingjing Wang , Yu Hao , Xiang Li , Yi Fang

Generating 3D point clouds is challenging yet highly desired. This work presents a novel autoregressive model, PointGrow, which can generate diverse and realistic point cloud samples from scratch or conditioned on semantic contexts. This…

Computer Vision and Pattern Recognition · Computer Science 2019-11-07 Yongbin Sun , Yue Wang , Ziwei Liu , Joshua E. Siegel , Sanjay E. Sarma

Differential privacy (DP) is the prevailing technique for protecting user data in machine learning models. However, deficits to this framework include a lack of clarity for selecting the privacy budget $\epsilon$ and a lack of…

Machine Learning · Computer Science 2023-06-29 Tyler LeBlond , Joseph Munoz , Fred Lu , Maya Fuchs , Elliott Zaresky-Williams , Edward Raff , Brian Testa

3D object detection from LiDAR point cloud is a challenging problem in 3D scene understanding and has many practical applications. In this paper, we extend our preliminary work PointRCNN to a novel and strong point-cloud-based 3D object…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Shaoshuai Shi , Zhe Wang , Jianping Shi , Xiaogang Wang , Hongsheng Li