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Large-scale vision foundation models have made significant progress in visual tasks on natural images, with vision transformers being the primary choice due to their good scalability and representation ability. However, large-scale models…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Di Wang , Qiming Zhang , Yufei Xu , Jing Zhang , Bo Du , Dacheng Tao , Liangpei Zhang

As intelligent sensing expands into high-privacy environments such as restrooms and changing rooms, the field faces a critical privacy-security paradox. Traditional RGB surveillance raises significant concerns regarding visual recording and…

Cryptography and Security · Computer Science 2026-02-02 Huan Song , Shuyu Tian , Junyi Hao , Cheng Yuan , Zhenyu Jia , Jiawei Shao , Xuelong Li

Estimating the 6D pose and 3D size of an object from an image is a fundamental task in computer vision. Most current approaches are restricted to specific instances with known models or require ground truth depth information or point cloud…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Adam Bethell , Ravi Garg , Ian Reid

In recent years, object detection utilizing both visible (RGB) and thermal infrared (IR) imagery has garnered extensive attention and has been widely implemented across a diverse array of fields. By leveraging the complementary properties…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Tianyi Zhao , Maoxun Yuan , Feng Jiang , Nan Wang , Xingxing Wei

Vision is one of the essential sources through which humans acquire information. In this paper, we establish a novel framework for measuring image information content to evaluate the variation in information content during image…

Cryptography and Security · Computer Science 2024-12-02 XiaoKai Cao , WenJin Mo , ChangDong Wang , JianHuang Lai , Qiong Huang

Robot vision is greatly affected by occlusions, which poses challenges to autonomous systems. The robot itself may hide targets of interest from the camera, while it moves within the field of view, leading to failures in task execution. For…

Robotics · Computer Science 2023-02-15 Savvas Sampaziotis , Sotiris Antonakoudis , Marios Kiatos , Fotios Dimeas , Zoe Dougleri

Current neural networks-based object detection approaches processing LiDAR point clouds are generally trained from one kind of LiDAR sensors. However, their performances decrease when they are tested with data coming from a different LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2020-12-11 Ruddy Théodose , Dieumet Denis , Thierry Chateau , Vincent Frémont , Paul Checchin

Part-based reasoning is a classical strategy to make a computer vision model directly focus on the object parts that are relevant to the downstream task. In the context of deep learning, this also serves to improve by-design…

Computer Vision and Pattern Recognition · Computer Science 2026-05-08 Ananthu Aniraj , Cassio F. Dantas , Dino Ienco , Massimiliano Mancini , Diego Marcos

Semantic communication has emerged as a promising paradigm for next-generation wireless systems, improving the communication efficiency by transmitting high-level semantic features. However, reliance on unimodal representations can degrade…

Signal Processing · Electrical Eng. & Systems 2025-09-11 Haoran Chang , Mingzhe Chen , Huaxia Wang , Qianqian Zhang

Recent studies have demonstrated that visual recognition models lack robustness to distribution shift. However, current work mainly considers model robustness to 2D image transformations, leaving viewpoint changes in the 3D world less…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Yinpeng Dong , Shouwei Ruan , Hang Su , Caixin Kang , Xingxing Wei , Jun Zhu

Most visual retrieval applications store feature vectors for downstream matching tasks. These vectors, from where user information can be spied out, will cause privacy leakage if not carefully protected. To mitigate privacy risks, current…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Qiang Meng , Feng Zhou

Object recognition from live video streams comes with numerous challenges such as the variation in illumination conditions and poses. Convolutional neural networks (CNNs) have been widely used to perform intelligent visual object…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Muhammad Usman Yaseen , Ashiq Anjum , Giancarlo Fortino , Antonio Liotta , Amir Hussain

In this paper, a new approach to Spread Spectrum (SS) watermarking technique is introduced. This problem is particularly interesting in the field of modern multimedia applications like internet when copyright protection of digital image is…

Cryptography and Security · Computer Science 2012-07-12 T. S. Das , V. H. Mankar , S. K. Sarkar

Integrating LiDAR and camera information in the bird's eye view (BEV) representation has demonstrated its effectiveness in 3D object detection. However, because of the fundamental disparity in geometric accuracy between these sensors,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Guowen Zhang , Chenhang He , Liyi Chen , Lei Zhang

Image Restoration (IR) methods based on a pre-trained diffusion model have demonstrated state-of-the-art performance. However, they have two fundamental limitations: 1) they often assume that the degradation operator is completely known and…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Hamadi Chihaoui , Abdelhak Lemkhenter , Paolo Favaro

Object detection is a vital task in computer vision and has become an integral component of numerous critical systems. However, state-of-the-art object detectors, similar to their classification counterparts, are susceptible to small…

Computer Vision and Pattern Recognition · Computer Science 2023-08-04 Muhammad , Awais , Weiming , Zhuang , Lingjuan , Lyu , Sung-Ho , Bae

An "elephant in the room" for most current object detection and localization methods is the lack of explicit modelling of partial visibility due to occlusion by other objects or truncation by the image boundary. Based on a sliding window…

Computer Vision and Pattern Recognition · Computer Science 2013-11-27 Patrick Ott , Mark Everingham , Jiri Matas

Object detection is an important computer vision task with plenty of real-world applications; therefore, how to enhance its robustness against adversarial attacks has emerged as a crucial issue. However, most of the previous defense methods…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Pin-Chun Chen , Bo-Han Kung , Jun-Cheng Chen

We present a simple yet effective fully convolutional one-stage 3D object detector for LiDAR point clouds of autonomous driving scenes, termed FCOS-LiDAR. Unlike the dominant methods that use the bird-eye view (BEV), our proposed detector…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Zhi Tian , Xiangxiang Chu , Xiaoming Wang , Xiaolin Wei , Chunhua Shen

We present a scheme for fast environment light estimation from the RGBD appearance of individual objects and their local image areas. Conventional inverse rendering is too computationally demanding for real-time applications, and the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Xin Wei , Guojun Chen , Yue Dong , Stephen Lin , Xin Tong