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Related papers: Wavelet-Guided Water-Level Estimation for ISAC

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Intensified underwater activities have driven the escalating demand for reliable, flexible, and high data-rate underwater communication links. Optical wireless communication (OWC) emerges as the most promising technology for short- to…

Signal Processing · Electrical Eng. & Systems 2024-04-25 Yujie Di , Anzi Xu , Lian-Kuan Chen

Underwater image enhancement plays a crucial role in providing reliable visual information for underwater platforms, since strong absorption and scattering in water-related environments generally lead to image quality degradation. Existing…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Yiqiang Zhou , Yifan Chen , Zhe Sun , Jijun Lu , Ye Zheng , Xuelong Li

This paper describes a method for extracting rapidly varying, superimposed amplitude- and frequency-modulated signal components. The method is based upon the continuous wavelet transform (CWT) and uses a new wavelet which is a modification…

Mathematical Physics · Physics 2009-11-07 J. D. Harrop , S. N. Taraskin , S. R. Elliott

It has been shown that the channel state information (CSI) of a Wi-Fi system can be exploited to localize Wi-Fi devices or track trajectory of a moving target. In the existing literature, both sensing tasks are treated separately and some…

Signal Processing · Electrical Eng. & Systems 2026-03-19 Chunxi Chen , Jingwen Zhang , Chao Yu , Fan Liu , Rui Wang

In this paper, we consider an integrated sensing and communication (ISAC) system with wireless power transfer (WPT) where multiple unmanned aerial vehicle (UAV)-based radars serve multiple clusters of energy-limited communication users in…

Signal Processing · Electrical Eng. & Systems 2025-06-02 Omid Rezaei , Mohammad Mahdi Naghsh , Seyed Mohammad Karbasi , Mohammad Mahdi Nayebi

Surface water dynamics play a critical role in Earth's climate system, influencing ecosystems, agriculture, disaster resilience, and sustainable development. Yet monitoring rivers and surface water at fine spatial and temporal scales…

The accumulated remote sensing data of altimeters and scatterometers have provided a new opportunity to forecast the ocean states and improve the knowledge in ocean/atmosphere exchanges. Few previous studies have focused on sea level…

Atmospheric and Oceanic Physics · Physics 2020-06-16 Guosong Wang , Xidong Wang , Xinrong Wu , Kexiu Liu , Yiquan Qi , Chunjian Sun , Hongli Fu

ISAC is regarded as a promising technology for next-generation communication systems, enabling simultaneous data transmission and target sensing. Among various tasks in ISAC, scatter sensing plays a crucial role in exploiting the full…

Signal Processing · Electrical Eng. & Systems 2025-09-25 Xudong Zhang , Jingbo Tan , Zhizhen Ren , Jintao Wang , Yihua Ma , Jian Song

Future wireless networks are poised to transform into integrated sensing and communication (ISAC) networks, unlocking groundbreaking services such as digital twinning. To harness the full potential of ISAC networks, it is essential to…

Information Theory · Computer Science 2024-10-31 Jie Yang , Hang Que , Tao Du , Le Liang , Xiao Li , Chao-Kai Wen , Shi Jin

Satellite altimetry, which measures water level with global coverage and high resolution, provides an unprecedented opportunity for a wide and refined understanding of the changing tides in the coastal area, but the sampling frequency is…

Applications · Statistics 2023-05-31 Ruo-Qian Wang , Behzad Golparvar , Morgan Mark

Autonomous surface vessels for floating-waste removal operate under varying hydrodynamics, external disturbances, and challenging water-surface perception. We present a field-validated system that combines camera-based polarimetric…

Robotics · Computer Science 2026-05-05 Luis F. W. Batista , Stéphanie Aravecchia , Cédric Pradalier

Power measurement algorithms based on Fourier transform are susceptible to errors caused by interharmonics, while wavelet transform algorithms are particularly sensitive to even harmonics due to band decomposition effects. The empirical…

Signal Processing · Electrical Eng. & Systems 2025-02-17 Jian Liu , Wei Zhao , Shisong Li

The channel state information (CSI) of an eavesdropper is crucial for physical layer security (PLS) design, but it is difficult to obtain due to the passive and non-cooperative nature of the eavesdropper. To this end, integrated sensing and…

Signal Processing · Electrical Eng. & Systems 2025-10-21 Yiming Xu , Dongfang Xu , Shenghui Song , Dusit Niyato

Simulating and predicting the water level/stage in river systems is essential for flood warnings, hydraulic operations, and flood mitigations. Physics-based detailed hydrological and hydraulic computational tools, such as HEC-RAS, MIKE, and…

Flooding is a major natural hazard causing significant fatalities and economic losses annually, with increasing frequency due to climate change. Rapid and accurate flood detection and monitoring are crucial for mitigating these impacts.…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Sanjida Afrin Mou , Tasfia Noor Chowdhury , Adib Ibn Mannan , Sadia Nourin Mim , Lubana Tarannum , Tasrin Noman , Jamal Uddin Ahamed

ISAC is recognized as a promising technology for the next-generation wireless networks, which provides significant performance gains over individual S&C systems via the shared use of wireless resources. The characterization of the S&C…

Information Theory · Computer Science 2023-06-08 Yifeng Xiong , Fan Liu , Yuanhao Cui , Weijie Yuan , Tony Xiao Han , Giuseppe Caire

We demonstrated a vehicle detection and classification method based on Long Term Evolution (LTE) communication infrastructure based environment sensing instrument, termed as LTE-CommSense by the authors. This technology is a novel passive…

Networking and Internet Architecture · Computer Science 2019-04-18 Santu Sardar , Amit K. Mishra , Mohammed Zafar Ali Khan

We present a technique for measuring the two-dimensional surface water wave elevation both in space and time based on the low-cost Microsoft Kinect sensor. We discuss the capabilities of the system and a method for its calibration. We…

Fluid Dynamics · Physics 2019-02-20 F. Toselli , F. De Lillo , M. Onorato , G. Boffetta

Grant-free protocols exploiting compressed sensing (CS) multi-user detection (MUD) are appealing for solving the random access problem in massive machine-type communications (mMTC) with sporadic device activity. Such protocols would greatly…

Information Theory · Computer Science 2022-05-03 Onel L. A. López , Glauber Brante , Richard D. Souza , Markku Juntti , Matti Latva-aho

In this paper we investigate the dynamics of the inertial wave energy converter (ISWEC) device using fully-resolved computational fluid dynamics (CFD) simulations. Originally prototyped by Polytechnic University of Turin, the device…