English
Related papers

Related papers: Compressive sensing based privacy for fall detecti…

200 papers

In recent years a growing interest on action recognition is observed, including detection of fall accident for the elderly. However, despite many efforts undertaken, the existing technology is not widely used by elderly, mainly because of…

Computer Vision and Pattern Recognition · Computer Science 2017-06-27 Michal Kepski

3D object detection based on LiDAR point clouds is a crucial module in autonomous driving particularly for long range sensing. Most of the research is focused on achieving higher accuracy and these models are not optimized for deployment on…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Sambit Mohapatra , Senthil Yogamani , Heinrich Gotzig , Stefan Milz , Patrick Mader

Machine vision systems, which can efficiently manage extensive visual perception tasks, are becoming increasingly popular in industrial production and daily life. Due to the challenge of simultaneously obtaining accurate depth and texture…

Image and Video Processing · Electrical Eng. & Systems 2024-09-09 Chongzhen Tian , Zhengxin Li , Hui Yuan , Raouf Hamzaoui , Liquan Shen , Sam Kwong

The non-uniformly distributed nature of the 3D dynamic point cloud (DPC) brings significant challenges to its high-efficient inter-frame compression. This paper proposes a novel 3D sparse convolution-based Deep Dynamic Point Cloud…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Tingyu Fan , Linyao Gao , Yiling Xu , Zhu Li , Dong Wang

Shadow detection in a single image has received significant research interest in recent years. However, much fewer works have been explored in shadow detection over dynamic scenes. The bottleneck is the lack of a well-established dataset…

Computer Vision and Pattern Recognition · Computer Science 2021-03-12 Zhihao Chen , Liang Wan , Lei Zhu , Jia Shen , Huazhu Fu , Wennan Liu , Jing Qin

This paper presents A3D, an adaptive 3D network that can infer at a wide range of computational constraints with one-time training. Instead of training multiple models in a grid-search manner, it generates good configurations by trading off…

Computer Vision and Pattern Recognition · Computer Science 2020-11-26 Sijie Zhu , Taojiannan Yang , Matias Mendieta , Chen Chen

3D object detection plays an important role in a large number of real-world applications. It requires us to estimate the localizations and the orientations of 3D objects in real scenes. In this paper, we present a new network architecture…

Computer Vision and Pattern Recognition · Computer Science 2019-09-25 Xin Zhao , Zhe Liu , Ruolan Hu , Kaiqi Huang

Convolutional neural networks have recently shown excellent results in general object detection and many other tasks. Albeit very effective, they involve many user-defined design choices. In this paper we want to better understand these…

Computer Vision and Pattern Recognition · Computer Science 2015-08-19 Bojan Pepik , Rodrigo Benenson , Tobias Ritschel , Bernt Schiele

Recovering the metric 3D shape from a single image is particularly relevant for robotics and embodied intelligence applications, where accurate spatial understanding is crucial for navigation and interaction with environments. Usually, the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-14 Chenghao Zhang , Lubin Fan , Shen Cao , Bojian Wu , Jieping Ye

Compressive sensing (CS) is a promising technology for realizing energy-efficient wireless sensors for long-term health monitoring. In this paper, we propose a data-driven CS framework that learns signal characteristics and individual…

Information Theory · Computer Science 2016-12-20 Kai Xu , Yuhao Wang , Yixing Li , Fengbo Ren

This paper presents a new VLSI friendly framework for scalable video coding based on Compressed Sensing (CS). It achieves scalability through 3-Dimensional Discrete Wavelet Transform (3-D DWT) and better compression ratio by exploiting the…

Learned image compression (LIC) has recently made significant progress, surpassing traditional methods. However, most LIC approaches operate mainly in the spatial domain and lack mechanisms for reducing frequency-domain correlations. To…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Haisheng Fu , Jie Liang , Feng Liang , Zhenman Fang , Guohe Zhang , Jingning Han

Abnormal activity detection is one of the most challenging tasks in the field of computer vision. This study is motivated by the recent state-of-art work of abnormal activity detection, which utilizes both abnormal and normal videos in…

Computer Vision and Pattern Recognition · Computer Science 2020-02-05 Shikha Dubey , Abhijeet Boragule , Moongu Jeon

The widespread implementation of urban surveillance systems has necessitated more sophisticated techniques for anomaly detection to ensure enhanced public safety. This paper presents a significant advancement in the field of anomaly…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Sareh Soltani Nejad , Anwar Haque

Learning-based image compression was shown to achieve a competitive performance with state-of-the-art transform-based codecs. This motivated the development of new learning-based visual compression standards such as JPEG-AI. Of particular…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Yingpeng Deng , Lina J. Karam

Dynamic Magnetic Resonance Imaging (MRI) is a crucial non-invasive method used to capture the movement of internal organs and tissues, making it a key tool for medical diagnosis. However, dynamic MRI faces a major challenge: long…

Image and Video Processing · Electrical Eng. & Systems 2024-09-20 Tamir Shor , Chaim Baskin , Alex Bronstein

An increasing number of systems use indoor positioning for many scenarios such as asset tracking, health care, games, manufacturing, logistics, shopping, and security. Many technologies are available and the use of depth cameras is becoming…

Computers and Society · Computer Science 2016-02-10 Loïc Sevrin , Norbert Noury , Nacer Abouchi , Fabrice Jumel , Bertrand Massot , Jacques Saraydaryan

Object detection and classification is one of the most important computer vision problems. Ever since the introduction of deep learning \cite{krizhevsky2012imagenet}, we have witnessed a dramatic increase in the accuracy of this object…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Gurjeet Singh , Sun Miao , Shi Shi , Patrick Chiang

Fall accidents are critical issues in an aging and aged society. Recently, many researchers developed pre-impact fall detection systems using deep learning to support wearable-based fall protection systems for preventing severe injuries.…

Signal Processing · Electrical Eng. & Systems 2023-03-30 Tin-Han Chi , Kai-Chun Liu , Chia-Yeh Hsieh , Yu Tsao , Chia-Tai Chan

Self-driving cars need to understand 3D scenes efficiently and accurately in order to drive safely. Given the limited hardware resources, existing 3D perception models are not able to recognize small instances (e.g., pedestrians, cyclists)…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Haotian Tang , Zhijian Liu , Shengyu Zhao , Yujun Lin , Ji Lin , Hanrui Wang , Song Han