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Excess transient noise artifacts, or glitches impact the data quality of ground-based gravitational-wave (GW) detectors and impair the detection of signals produced by astrophysical sources. Mitigation of glitches is crucial for improving…

广义相对论与量子宇宙学 · 物理学 2021-07-09 Kentaro Mogushi

The limited or no protection for civilian Global Navigation Satellite System (GNSS) signals makes spoofing attacks relatively easy. With modern mobile devices often featuring network interfaces, state-of-the-art signals of opportunity (SOP)…

密码学与安全 · 计算机科学 2025-06-17 Wenjie Liu , Panos Papadimitratos

GNSSs are vulnerable to attacks of two kinds: jamming (i.e. denying access to the signal) and spoofing (i.e. impersonating a legitimate satellite). These attacks have been extensively studied, and we have a myriad of countermeasures to…

Sound speed profiles (SSPs) are crucial underwater parameters that determine the propagation patterns of acoustic signals, directly influencing the energy efficiency of underwater communication and the accuracy of positioning systems.…

声音 · 计算机科学 2026-05-05 Wei Huang , Yuqiang Huang , Jixuan Zhou , Hao Zhang , Tianhe Xu , Qian Sun , Fang Ji

With the development of autonomous driving technology, automotive radar has received unprecedented attention due to its day-and-night and all-weather working capability. It is worthwhile to note that more and more vehicles are equipped with…

信号处理 · 电气工程与系统科学 2023-07-11 Yanbing Li , Weichuan Zhang , Lianying Ji

5G-based mmWave wireless positioning has emerged as a promising solution for autonomous vehicle (AV) positioning in recent years. Previous studies have highlighted the benefits of fusing a line-of-sight (LoS) 5G positioning solution with an…

信号处理 · 电气工程与系统科学 2023-05-05 Qamar Bader , Sharief Saleh , Mohamed Elhabiby , Aboelmagd Noureldin

Synthesizing radio-frequency (RF) data given the transmitter and receiver positions, e.g., received signal strength indicator (RSSI), is critical for wireless networking and sensing applications, such as indoor localization. However, it…

网络与互联网体系结构 · 计算机科学 2025-11-10 Kang Yang , Gaofeng Dong , Sijie Ji , Wan Du , Mani Srivastava

The evolution of mobile networks towards user-centric cell-free distributed Massive MIMO configurations requires the development of novel signal processing techniques. More specifically, digital precoding algorithms have to be designed or…

信号处理 · 电气工程与系统科学 2025-11-10 Emiel Vanspranghels , Raquel Marina Noguera Oishi , Franco Minucci , Sofie Pollin

Standalone Global Navigation Satellite Systems (GNSS) are known to provide positioning accuracy of a few meters in open sky conditions. This accuracy can drop significantly when the line-of-sight (LOS) paths to some GNSS satellites are…

信息论 · 计算机科学 2020-04-17 Zohair Abu-Shaban , Gonzalo Seco-Granados , Craig R. Benson , Henk Wymeersch

Full-waveform inversion (FWI) plays a vital role in geoscience to explore the subsurface. It utilizes the seismic wave to image the subsurface velocity map. As the machine learning (ML) technique evolves, the data-driven approaches using ML…

机器学习 · 计算机科学 2024-01-09 Junhuan Yang , Hanchen Wang , Yi Sheng , Youzuo Lin , Lei Yang

Graph fraud detection (GFD) is crucial for identifying fraudulent behavior within graphs, benefiting various domains such as financial networks and social media. Existing methods based on graph neural networks (GNNs) have succeeded…

机器学习 · 计算机科学 2026-03-04 Jiaqi Lv , Qingfeng Du , Yu Zhang , Yongqi Han , Sheng Li

Sea surface temperature (SST) is an essential climate variable that can be measured via ground truth, remote sensing, or hybrid model methodologies. Here, we celebrate SST surveillance progress via the application of a few relevant…

大气与海洋物理 · 物理学 2023-06-19 Albert Larson , Ali Shafqat Akanda

This paper presents novel information-theoretic PHY layer performance improvement for combating the system fading effects in wireless terrestrial communication applications. Robust space-time system strategies in cooperation with the high…

信号处理 · 电气工程与系统科学 2019-10-31 Ardavan Rahimian

The rapid advancement of generative models such as StyleGAN2 and Stable Diffusion poses a growing threat to the authenticity of satellite imagery, which is increasingly vital for reliable analysis and decision-making across scientific and…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Mansur Yerzhanuly

The strongly lensed gravitational wave (SLGW) is a promising transient phenomenon. However, the long-wave nature of gravitational waves poses a significant challenge in identification of its host galaxy. To tackle this challenge, we propose…

天体物理仪器与方法 · 物理学 2025-05-08 Xikai Shan , Bin Hu , Xuechun Chen , Rong-Gen Cai

The planet Earth has hundreds of impact events, with some occurrences causing both in terms of human casualty as well as economic losses. Such attitudes of earth pushed the frontiers to develop innovative monitoring strategies for the earth…

网络与互联网体系结构 · 计算机科学 2014-08-04 Satyajit Rath , B. P. S. Sahoo , S. K. Pandey , D. P. Sandha

This paper considers the localization problem in a 5G-aided global navigation satellite system (GNSS) based on real-time kinematic (RTK) technique. Specifically, the user's position is estimated based on the hybrid measurements, including…

信号处理 · 电气工程与系统科学 2023-03-24 Pinjun Zheng , Xing Liu , Tarig Ballal , Tareq Y. Al-Naffouri

GNSS are indispensable for various applications, but they are vulnerable to spoofing attacks. The original receiver autonomous integrity monitoring (RAIM) was not designed for securing GNSS. In this context, RAIM was extended with wireless…

密码学与安全 · 计算机科学 2024-02-07 Wenjie Liu , Panos Papadimitratos

After 30 years since the beginning of the Global Positioning System (GPS), or, more generally, Global Navigation Satellite System (GNSS) meteorology, this technique has proven to be a reliable method for retrieving atmospheric water vapor;…

大气与海洋物理 · 物理学 2024-01-23 Javier Vaquero-Martinez , Manuel Anton

Ground penetrating radar mounted on micro aerial vehicle (MAV) is a promising tool to assist humanitarian landmine clearance. However, the quality of synthetic aperture radar images depends on accurate and precise motion estimation of the…