Feature frequency extraction algorithm based on the singular value decomposition with changed matrix size and its application in fault diagnosis

X Zhao, B Ye - Journal of Sound and Vibration, 2022 - Elsevier
Singular value decomposition (SVD) has an important application in signal analysis and
feature extraction. In the existing SVD applications, the matrix size is generally invariant. The …

A fusion of principal component analysis and singular value decomposition based multivariate denoising algorithm for free induction decay transversal data

H Liu, H Dong, J Ge, Z Liu, Z Yuan, J Zhu… - Review of Scientific …, 2019 - pubs.aip.org
The free induction decay (FID) transversal data determines the measurement accuracy of
time-dependent geomagnetic fields, whereas the conservation of clean components and …

Real-Time Attitude Estimation for Spinning Projectiles by Magnetometer Based on an Adaptive Extended Kalman Filter

G Zhang, X Zhang, L Gao, J Liu, J Zhou - Micromachines, 2023 - mdpi.com
The attitude measurement system based on geomagnetic information offers advantages
such as small space requirements, fast response times, excellent resistance to high …

Noise characterization for the FID signal from proton precession magnetometer

H Liu, H Dong, Z Liu, J Ge, B Bai… - Journal of …, 2017 - iopscience.iop.org
Proton precession magnetometer is a high-precision device for weak magnetostatic field
measurement. The measurement accuracy depends on the frequency measurement of free …

An overview of sensing platform-technological aspects for vector magnetic measurement: A case study of the application in different scenarios

H Liu, H Dong, J Ge, Z Liu - Measurement, 2022 - Elsevier
Magnetic sensing platform techniques have been used in many years in an attempt to better
evaluate the likelihood of recoverable hydrocarbon reservoirs by determining the depth and …

Construction of an Overhauser magnetic gradiometer and the applications in geomagnetic observation and ferromagnetic target localization

H Liu, H Dong, Z Liu, J Ge, B Bai… - Journal of …, 2017 - iopscience.iop.org
The proton precession magnetometer with single sensor is commonly used in geomagnetic
observation and magnetic anomaly detection. Due to technological limitations, the …

Signal deconvolution and noise factor analysis based on a combination of time–frequency analysis and probabilistic sparse matrix factorization

S Yamada, A Kurotani, E Chikayama… - International Journal of …, 2020 - mdpi.com
Nuclear magnetic resonance (NMR) spectroscopy is commonly used to characterize
molecular complexity because it produces informative atomic-resolution data on the …

Efficient noise reduction for the free induction decay signal from a proton precession magnetometer with time-frequency peak filtering

H Liu, H Wang, J Bin, H Dong, J Ge, Z Liu… - Review of Scientific …, 2020 - pubs.aip.org
The proton precession magnetometer (PPM) is a commonly used device to measure the
varying magnetic field. Since the frequency of the PPM sensing free induction decay (FID) …

Intelligent recognition of chirp radar deceptive jamming based on multi-pulse information fusion

X Lan, T Wan, K Jiang, Y Xiong, B Tang - Sensors, 2021 - mdpi.com
The perception of jamming types is very important for protecting our radar in complex
electromagnetic environments. Radar active deceptive jamming based on digital radio …

Apparatus and method for efficient sampling of critical parameters demonstrated by monitoring an Overhauser geomagnetic sensor

H Liu, H Dong, J Ge, Z Liu, Z Yuan, J Zhu… - Review of Scientific …, 2018 - pubs.aip.org
The polarization frequency of free radical solution in Overhauser geomagnetic sensor
determines the quality of the Larmor precession signal generated by the sensor. To obtain …