no code implementations • 24 Nov 2023 • Xin Cheng, Weiqiang Zhu, Feng Shu, Jiangzhou Wang
Deploying multiple unmanned aerial vehicles (UAVs) to locate a signal-emitting source covers a wide range of military and civilian applications like rescue and target tracking.
no code implementations • 2 Mar 2022 • YiFan Li, Feng Shu, Jinsong Hu, Shihao Yan, Haiwei Song, Weiqiang Zhu, Da Tian, Yaoliang Song, Jiangzhou Wang
The simulation results show that the machine learning-based methods can achieve good results in signal classification, especially neural networks, which can always maintain the classification accuracy above 70\% with massive MIMO receive array.
no code implementations • 1 Apr 2021 • Xin Cheng, Weiping Shi, Wenlong Cai, Weiqiang Zhu, Tong Shen, Feng Shu, Jiangzhou Wang
Simulation results show that the proposed DMM performs better than the existing distributed Gauss-Newton method (DGN) in terms of root of mean square error (RMSE) under a limited low communication overhead constraint.
2 code implementations • 6 Nov 2018 • Weiqiang Zhu, S. Mostafa Mousavi, Gregory C. Beroza
We demonstrate the effect of our method on improving earthquake detection.
Geophysics Signal Processing
1 code implementation • 3 Oct 2018 • S. Mostafa Mousavi, Weiqiang Zhu, Yixiao Sheng, Gregory C. Beroza
It learns the time-frequency characteristics of the dominant phases in an earthquake signal from three component data recorded on a single station.
4 code implementations • 8 Mar 2018 • Weiqiang Zhu, Gregory C. Beroza
As the number of seismic sensors grows, it is becoming increasingly difficult for analysts to pick seismic phases manually and comprehensively, yet such efforts are fundamental to earthquake monitoring.
Geophysics Applications