Search Results for author: Weiqiang Zhu

Found 6 papers, 3 papers with code

An ADMM-Based Geometric Configuration Optimization in RSSD-Based Source Localization By UAVs with Spread Angle Constraint

no code implementations24 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.

Machine Learning Methods for Inferring the Number of UAV Emitters via Massive MIMO Receive Array

no code implementations2 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.

Classification

Communication-efficient Coordinated RSS-based Distributed Passive Localization via Drone Cluster

no code implementations1 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.

Seismic Signal Denoising and Decomposition Using Deep Neural Networks

2 code implementations6 Nov 2018 Weiqiang Zhu, S. Mostafa Mousavi, Gregory C. Beroza

We demonstrate the effect of our method on improving earthquake detection.

Geophysics Signal Processing

CRED: A Deep Residual Network of Convolutional and Recurrent Units for Earthquake Signal Detection

1 code implementation3 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.

Template Matching

PhaseNet: A Deep-Neural-Network-Based Seismic Arrival Time Picking Method

4 code implementations8 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

Cannot find the paper you are looking for? You can Submit a new open access paper.