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Liwei Guo, Weidong Liu, Le Li, Yichao Lou, Xinliang Wang and Zhi Liu
This paper proposes a neural network-based nonsingular terminal sliding mode controller with prescribed performances for the target tracking problem of underactuated underwater robots. Firstly, the mathematical formulation of the target tracking problem ...
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Anglu Shen, Hongyue Liu, Quandong Xin, Qingjing Hu, Xinliang Wang and Jufa Chen
Phosphorus (P) is an essential nutrient element of phytoplankton, as well as a limiting factor for phytoplankton growth. It controls the succession of blooms from diatoms to dinoflagellates, especially in the East China Sea (ECS), where the eutrophicatio...
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Haidong Chen, Jiabing Hu, Xinliang Wang, Peile Bai, Xun Chen, Xihang Yang, Fenxiang Wu, Zongxin Zhang, Xiaojun Yang, Jiayan Gui, Jiayi Qian, Yanqi Liu, Yi Xu and Yuxin Leng
The picosecond optical parametric chirped pulse amplifier (ps-OPCPA) with double BBO arrangement can support the ultrabroad spectrum even under a relatively long pump pulse duration (~100 ps). In this work, five-wave-coupled equations taking into conside...
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Fan Yang, Xinliang Wang, Jun Ruan, Junru Shi, Sichen Fan, Yang Bai, Yong Guan, Qiang Hao, Hui Zhang, Dandan Liu and Shougang Zhang
The cesium atomic fountain clock is the world?s most accurate microwave atomic clock. The uncertainty of blackbody radiation (BBR) shift accounts for an increasingly large percentage of the uncertainty associated with fountain clocks and has become a key...
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Xinliang Pan, Tao Jiang, Zhen Zhang, Baikai Sui, Chenxi Liu and Linjing Zhang
Timely monitoring of marine aquaculture has considerable significance for marine ecological protection and maritime safety and security. Considering that supervised learning needs to rely on a large number of training samples and the characteristics of i...
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Zhen Zhang, Xinliang Pan, Tao Jiang, Baikai Sui, Chenxi Liu and Weifu Sun
The sea surface temperature (SST) is an important parameter of the energy balance on the Earth?s surface. SST prediction is crucial to marine production, marine protection, and climate prediction. However, the current SST prediction model still has low p...
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Chenxi Liu, Tao Jiang, Zhen Zhang, Baikai Sui, Xinliang Pan, Linjing Zhang and Jingyu Zhang
Mariculture is crucial in environmental monitoring and safety assurance of marine environments. Certain mariculture areas are often partially or completely submerged in water, which causes the target signal to be extremely weak and difficult to detect. A...
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Baikai Sui, Tao Jiang, Zhen Zhang, Xinliang Pan and Chenxi Liu
Monitoring of offshore aquaculture zones is important to marine ecological environment protection and maritime safety and security. Remote sensing technology has the advantages of large-area simultaneous observation and strong timeliness, which provide n...
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Xinlin Lv, Junchi Chen, Yujie Peng, Zhiyuan Huang, Yingbin Long, Xinliang Wang, Guanting Liu and Yuxin Leng
We demonstrate a discretely tunable multiwavelength visible laser through second harmonic generation (SHG) and sum frequency generation (SFG) of multiorder Stokes lasers generated from an external Raman laser oscillator. The Raman laser oscillator, drive...
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Xinliang Liu, Yi Wang, Yong Li and Jinshui Wu
The integrated recognition of spatio-temporal characteristics (e.g., speed, interaction with surrounding areas, and driving forces) of urbanization facilitates regional comprehensive development. In this study, a large-scale data-driven approach was form...
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