Waveform design with unit modulus and spectral shape constraints via Lagrange programming neural network

J Liang, HC So, CS Leung, J Li… - IEEE Journal of Selected …, 2015 - ieeexplore.ieee.org
To maximize the transmitted power available in active sensing, the probing waveform should
be of constant modulus. On the other hand, in order to adapt to the increasingly crowed …

Algorithm design and performance analysis of target localization using mobile underwater acoustic array networks

R Su, Z Gong, C Li, X Shen - IEEE Transactions on Vehicular …, 2022 - ieeexplore.ieee.org
Space-air-ground-sea integrated network, as a promising networking paradigm for the sixth
generation (6 G) communications, connects satellite networks, aerial networks, terrestrial …

A machine learning-based approach for auto-detection and localization of targets in underwater acoustic array networks

Z Gong, C Li, F Jiang - IEEE Transactions on Vehicular …, 2020 - ieeexplore.ieee.org
The localization and tracking of underwater objects have many applications. In a proactive
underwater sensor array, some nodes will periodically broadcast linear frequency …

Optimal transmitter and receiver placement for localizing 2D interested-region target with constrained sensor regions

J Liang, M Huan, X Deng, T Bao, G Wang - Signal processing, 2021 - Elsevier
This paper presents a new transmitter and receiver placement method for sensing a target in
a region of interest with distributed multiple input multiple output (MIMO) radar systems …

An automatic search and energy-saving continuous tracking algorithm for underwater targets based on prediction and neural network

H Liu, B Xu, B Liu - Journal of Marine Science and Engineering, 2022 - mdpi.com
Underwater target search and tracking has become a technical hotspot in underwater
sensor networks (UWSNs). Unfortunately, the complex and changeable marine environment …

STFT-like time frequency representations of nonstationary signal with arbitrary sampling schemes

S Yu, X You, W Ou, X Jiang, K Zhao, Z Zhu, Y Mou… - Neurocomputing, 2016 - Elsevier
Spectrograms provide an effective way of time–frequency representation (TFR). Among
these, short-time Fourier transform (STFT) based spectrograms are widely used for various …

[HTML][HTML] 水声目标特征分析与识别技术

方世良, 杜栓平, 罗昕炜, 韩宁, 徐晓男 - 中国科学院院刊, 2019 - old2022.bulletin.cas.cn
水声目标识别技术是水下信息获取和水下信息对抗的重要支撑技术, 其核心是目标特征提取.
文章针对水声目标辐射噪声和目标回波信号, 探讨总结了水声目标信号的主要声源及目标特征 …

Development of underwater acoustic target feature analysis and recognition technology

F Shiliang, DU Shuanping… - Bulletin of …, 2019 - bulletinofcas.researchcommons.org
Underwater acoustic target recognition is an important supporting technology for the
underwater information acquisition and countermeasure, and its core is the target feature …

High Accuracy AUV-Aided Underwater Localization: Far-Field Information Fusion Perspective

R Su, Z Gong, C Li, S Han - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
An autonomous underwater vehicle (AUV) can be employed to estimate an underwater
target's position using the Doppler shift measurement extracted from received signals …

Neighbor discovery with directional transmission in integrated sensing and communication for underwater acoustic networks

Y Guo, X Zhuo, L Tang, W Wu, Y Wei… - 2023 IEEE/CIC …, 2023 - ieeexplore.ieee.org
This paper proposes a directional transducer-enabled neighbor discovery algorithm in
integrated sensing and communication for underwater acoustic networks (ISAC-UANs). The …