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Real-time monitoring of critical parameters is essential for energy systems' safe and efficient operation. However, traditional sensors often fail and degrade in harsh environments where physical sensors cannot be placed (inaccessible…

机器学习 · 计算机科学 2024-12-03 Kazuma Kobayashi , Farid Ahmed , Syed Bahauddin Alam

Transmission of video over a limited bandwidth network is challenging due to the natural variability of video, and link characteristics. Video smoothing techniques can be used to facilitate more effective transmission and to preserve better…

网络与互联网体系结构 · 计算机科学 2011-05-30 Khaled Shuaib , Farag Sallabi , Liren Zhang

Non-Line-of-Sight (NLOS) imaging reconstructs the shape and depth of hidden objects from picosecond-resolved transient signals, offering potential applications in autonomous driving, security, and medical diagnostics. However, current NLOS…

Non-line-of-sight (NLOS) data transmission through surface reflection is pivotal for enhancing the reach and efficiency of terahertz (THz) communication systems. However, this innovation also introduces significant eavesdropping risks,…

应用物理 · 物理学 2024-07-26 Peian Li , Wenbo Liu , Da Li , Mingxia Zhang , Xiaopeng Wang , Houjun Sun , Jianjun Ma

While the satellite-based Global Positioning System (GPS) is adequate for some outdoor applications, many other applications are held back by its multi-meter positioning errors and poor indoor coverage. In this paper, we study the…

计算机视觉与模式识别 · 计算机科学 2020-02-20 Abm Musa , Jakob Eriksson

This paper studies secure video streaming in cache-enabled small cell networks, where some of the cache-enabled small cell base stations (BSs) helping in video delivery are untrusted. Unfavorably, caching improves the eavesdropping…

信息论 · 计算机科学 2018-01-30 Lin Xiang , Derrick Wing Kwan Ng , Robert Schober , Vincent W. S. Wong

We present a complete Visible Light Communications (VLC) transceiver system consisting of low-cost Commercial-Off-The-Shelf (COTS) components. In particular, we show that COTS IEEE 802.11n (WiFi) devices can be used so that the physical and…

网络与互联网体系结构 · 计算机科学 2020-01-29 Piotr Gawłowicz , Elnaz Alizadeh Jarchlo , Anatolij Zubow

Immersive media streaming, especially virtual reality (VR)/360-degree video streaming which is very bandwidth demanding, has become more and more popular due to the rapid growth of the multimedia and networking deployments. To better…

多媒体 · 计算机科学 2018-03-22 Wei Huang , Lianghui Ding , Hung-Yu Wei , Jenq-Neng Hwang , Yiling Xu , Wenjun Zhang

In this paper, we propose a pipeline for real-time video denoising with low runtime cost and high perceptual quality. The vast majority of denoising studies focus on image denoising. However, a minority of research works focusing on video…

图像与视频处理 · 电气工程与系统科学 2023-02-20 Altanai Bisht , Ana Carolina de Souza Mendes , Justin David Thoreson , Shadrokh Samavi

Efficient vision works maximize accuracy under a latency budget. These works evaluate accuracy offline, one image at a time. However, real-time vision applications like autonomous driving operate in streaming settings, where ground truth…

Media streaming has been adopted for a variety of applications such as entertainment, visualization, and design. Unlike video/audio streaming where the content is usually consumed sequentially, 3D applications such as gaming require…

人机交互 · 计算机科学 2022-01-11 Shaoyu Chen , Budmonde Duinkharjav , Xin Sun , Li-Yi Wei , Stefano Petrangeli , Jose Echevarria , Claudio Silva , Qi Sun

In this paper, we investigate for the first time the benefits of wireless caching for the physical layer security (PLS) of wireless networks. In particular, a caching scheme enabling power-efficient PLS is proposed for cellular video…

信息论 · 计算机科学 2016-12-06 Lin Xiang , Derrick Wing Kwan Ng , Robert Schober , Vincent W. S. Wong

Vision-language models (VLMs) could power real-time assistants and autonomous agents, but they face a critical challenge: understanding near-infinite video streams without escalating latency and memory usage. Processing entire videos with…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Ruyi Xu , Guangxuan Xiao , Yukang Chen , Liuning He , Kelly Peng , Yao Lu , Song Han

Motivated by emerging vision-based intelligent services, we consider the problem of rate adaptation for high quality and low delay visual information delivery over wireless networks using scalable video coding. Rate adaptation in this…

多媒体 · 计算机科学 2017-04-11 Hussein Al-Zubaidy , Viktoria Fodor , György Dán , Markus Flierl

Remote driving aims to improve transport systems by promoting efficiency, sustainability, and accessibility. In the railway sector, remote driving makes it possible to increase flexibility, as the driver no longer has to be in the cab.…

网络与互联网体系结构 · 计算机科学 2024-06-05 Daniel Mejias , Zaloa Fernandez , Roberto Viola , Ander Aramburu , Igor Lopez , Andoni Diaz

In the last decade, video workflows in the cinema production ecosystem have presented new use cases for video streaming technology. These new workflows, e.g. in On-set Virtual Production, present the challenge of requiring precise quality…

图像与视频处理 · 电气工程与系统科学 2025-10-15 Vibhoothi Vibhoothi , François Pitié , Anil Kokaram

The millimeter-wave (mmWave)-based Wi-Fi sensing technology has recently attracted extensive attention since it provides a possibility to realize higher sensing accuracy. However, current works mainly concentrate on sensing scenarios where…

信息论 · 计算机科学 2022-10-11 Shiwen He , Kangli Cai , Shiyue Huang , Zhenyu Anz , Wei Huang , Ning Gao

Video content delivery over wireless networks is expected to grow drastically in the coming years. In this paper, we investigate the challenging problem of video over cognitive radio (CR) networks. Although having high potential, this…

信息论 · 计算机科学 2012-10-18 Donglin Hu , Shiwen Mao

In this paper, we propose a novel wireless caching scheme to enhance the physical layer security of video streaming in cellular networks with limited backhaul capacity. By proactively sharing video data across a subset of base stations…

信息论 · 计算机科学 2017-11-08 Lin Xiang , Derrick Wing Kwan Ng , Robert Schober , Vincent W. S. Wong

Streaming rendered content is an attractive way to bring high-quality graphics to billions of mobile devices that do not have sufficient rendering power. Existing solutions render content on a server at a fixed frame rate, typically 30 or…

图像与视频处理 · 电气工程与系统科学 2026-05-13 Yaru Liu , Joseph G. March , Rafal K. Mantiuk