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High-Frequency Ultrasonic Spectroscopy of Structure Gradients in Injection-Molded PEEK Using a Focusing Transducer.
Jannik Summa
Moritz Kurkowski
Christian Jungmann
Ute Rabe
Yvonne Spoerer
Markus Stommel
Hans-Georg Herrmann
Published in:
Sensors (2023)
Keyphrases
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high frequency
low frequency
visual quality
high resolution
wavelet transform
subband
wavelet coefficients
frequency band
high frequency components
discrete wavelet transform
high frequencies
wavelet decomposition
infrared
wavelet domain
low pass
image compression
power supply
multiscale
machine learning