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A Novel Frequency Domain Impedance Sensor with a Perforated Cylinder Coaxial Design for In-Situ Measuring Soil Matric Potential.
Chao Chen
Xiaofei Yan
Qiang Xu
Song Yu
Yihan Ma
Xianglin Cheng
Zhongyi Wang
Qiang Cheng
Published in:
Sensors (2019)
Keyphrases
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frequency domain
fourier transform
spatial domain
denoising
subband
frequency analysis
feature extraction
power spectrum
cross correlation
low frequency
discrete fourier transform
hough transform
power spectra
mathematical formalism
image sequences
filter bank
spectrum analysis
affine invariance