Sparsity-promoting approach to polarization analysis of seismic signals in the time–frequency domain

H Mohammadigheymasi, P Crocker… - … on Geoscience and …, 2022 - ieeexplore.ieee.org
Time–frequency (TF)-domain polarization analysis (PA) methods are widely used as a
processing tool to decompose multicomponent seismic signals. However, as a drawback …

Seismometer orientation correction via teleseismic receiver function measurements in West Africa and adjacent Islands

AG Osotuyi, S Ni, J Chong, X Jun… - … Society of America, 2023 - pubs.geoscienceworld.org
To establish a robust method of determining and correcting the misorientation of
seismometers with radial and tangential components of the teleseismic receiver function …

Orientations of broadband stations of the KOERI seismic network (Turkey) from two independent methods: P‐and Rayleigh‐wave polarization

P Büyükakpınar, M Aktar… - Seismological …, 2021 - pubs.geoscienceworld.org
The correct orientation of seismic sensors is critical for studies such as full moment tensor
inversion, receiver function analysis, and shear‐wave splitting. Therefore, the orientation of …

Receiver orientation and event back-azimuth estimation for downhole microseismic monitoring using a probabilistic method based on P-wave polarization

Z Yu, D Huang, Y Tan, C He - Frontiers in Earth Science, 2023 - frontiersin.org
Microseismic event back-azimuth is an indispensable parameter for source localization in
downhole microseismic monitoring, and the accurate orientation of horizontal components of …

Potential volcano‐tectonic origins and faulting mechanisms of three low‐frequency marsquakes detected by a single insight seismometer

M Sita, S van der Lee - Journal of Geophysical Research …, 2022 - Wiley Online Library
Utilizing low‐frequency events reported by the Marsquake Service (MQS), we selected
waveform data collected from the InSight mission to characterize the origins of three …

Measurement of seismometer misorientation based on P-wave polarization: application to permanent seismic network in South Korea

YO Son, MS Seo, YH Kim - Geosciences Journal, 2022 - Springer
Reliable information on the horizontal orientation of a seismometer is crucial to
seismological research utilizing three-component seismograms. In this study, we provide …

Sensor Orientation of Iranian Broadband Seismic Stations from P‐Wave Particle Motion

J Braunmiller, J Nabelek… - Seismological …, 2020 - pubs.geoscienceworld.org
Knowing the orientation of horizontal components of seismic sensors is important for many
seismological applications such as waveform modeling, receiver function analysis, and …

Sensor Misorientation of CHINArray‐II in Northeastern Tibetan Plateau from P‐ and Rayleigh‐Wave Polarization Analysis

S Wu, Z Guo, B Luo, L Qin, C Wu… - Seismological …, 2024 - pubs.geoscienceworld.org
Accurate sensor orientation is important in providing reliable data used for seismological
analysis such as P‐wave receiver function analysis, shear‐wave splitting, and ambient …

A Short‐Period Surface‐Wave Dispersion Dataset for Model Assessment of Africa's Crust: ADAMA

T Olugboji, S Xue - Seismological Society of America, 2022 - pubs.geoscienceworld.org
We present the first in a series of dataset and model assessment products for investigating
Africa's lithosphere (ADAMA). This is a comprehensive catalog of short‐period interstation …

利用P 波质点运动估算中国东北地区固定台站地震计方位角

韩光洁, 邓文泽, 杨志高 - 地震学报, 2024 - dzxb.org
现代地震研究依赖于可靠的三分量观测数据, 地震计的北分量是否严格指北将直接影响研究的
准确性. 然而, 受台站附近磁异常或人为安装错误的影响, 地震计的方位角可能出现偏差 …