Articles with "phase arrival" as a keyword



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Enhancing seismic P phase arrival picking based on wavelet denoising and kurtosis picker

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Published in 2017 at "Journal of Seismology"

DOI: 10.1007/s10950-017-9690-0

Abstract: P phase arrival picking of weak signals is still challenging in seismology. A wavelet denoising is proposed to enhance seismic P phase arrival picking, and the kurtosis picker is applied on the wavelet-denoised signal to… read more here.

Keywords: wavelet; picker; kurtosis; phase arrival ... See more keywords
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Enhancing micro-seismic P-phase arrival picking: EMD-cosine function-based denoising with an application to the AIC picker

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Published in 2017 at "Journal of Applied Geophysics"

DOI: 10.1016/j.jappgeo.2017.09.012

Abstract: Abstract Micro-seismic P-phase arrival picking is an elementary step into seismic event location, source mechanism analysis, and seismic tomography. However, a micro-seismic signal is often mixed with high frequency noises and power frequency noises (50 Hz),… read more here.

Keywords: picker; aic picker; micro seismic; phase arrival ... See more keywords