Results 1 to 10 of about 5,228 (199)

Microtremor Recording Surveys to Study the Effects of Seasonally Frozen Soil on Site Response [PDF]

open access: yesSensors, 2023
Microtremor recording tests using an accelerometer were carried out in this paper with the aim of characterizing the effects of seasonally frozen soil on the seismic site response, including the two-direction microtremor spectrum, site predominant ...
Shengyang Chen, Jie Lei, Ya Li
doaj   +2 more sources

Ocular microtremor: a structured review. [PDF]

open access: yesExp Brain Res, 2023
AbstractOcular microtremor (OMT) is the smallest of three involuntary fixational micro eye movements, which has led to it being under researched in comparison. The link between OMT and brain function generates a strong rationale for further study as there is potential for its use as a biomarker in populations with neurological injury and disease.
Graham L   +7 more
europepmc   +4 more sources

Spatiotemporal characteristics of ground microtremor in advance of rockfalls [PDF]

open access: yesScientific Reports, 2022
Identifying cliffs that are prone to fall and providing a sufficient lead time for rockfall warning are crucial steps in disaster risk reduction and preventive maintenance work, especially that led by local governments. However, existing rockfall warning
Yi-Rong Yang   +2 more
doaj   +2 more sources

Microtremor datasets at liquefaction site of Petobo, Central Sulawesi-Indonesia [PDF]

open access: yesData in Brief, 2020
The liquefaction at Petobo, Central Sulawesi affected at least 1.8 square kilometers, destroyed up to 744 houses, and caused more than 104 casualties.
Alfiansyah Yulianur   +5 more
doaj   +2 more sources

From eyes' microtremors to critical flicker fusion. [PDF]

open access: yesPLoS One
The critical flicker fusion threshold (CFFT) is the frequency at which a flickering light source becomes indistinguishable from continuous light. The CFFT is an important biomarker of health conditions, such as Alzheimer’s disease and epilepsy, and is affected by factors as diverse as fatigue, drug consumption, and oxygen pressure, which make CFFT ...
Lencastre P, Mathema R, Lind PG.
europepmc   +4 more sources

An Integrated Energy-Efficient Wireless Sensor Node for the Microtremor Survey Method [PDF]

open access: yesSensors, 2019
The microtremor survey method (MSM) has the potential to be an important geophysical method for identifying the strata velocity structure and detecting the buried fault structures.
Ruyun Tian   +5 more
doaj   +2 more sources

A review on microtremor H/V spectral ratio method

open access: yes地球与行星物理论评, 2021
The microtremor H/V spectral ratio is the ratio of the horizontal component to the vertical component of the ambient seismic noise at different frequencies, recorded at the earth surface.
Tongwei Qin   +3 more
doaj   +1 more source

VULNERABILITY INDEX ASSESSMENT USING NEURAL NETWORKS (VIANN): A CASE STUDY OF NICOSIA, CYPRUS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Many scholars have used microtremor applications to evaluate the vulnerability index. In order to reach fast and reliable results, microtremor measurement is preferred as it is a cost-effective method.
H. Dindar   +8 more
doaj   +1 more source

Research and application of Rayleigh wave extraction method based on microtremors signal analysis

open access: yesFrontiers in Physics, 2023
This study investigates the method and application of single-channel, three-component microtremor signal co-directional Rayleigh surface-wave extraction.
Qingling Du   +3 more
doaj   +1 more source

Soil Classification Using Horizontal to Vertical Spectrum Ratio Methods on Scilab in Sendangmulyo, Semarang

open access: yesPhysics Education Research Journal, 2022
Microtremor is ambient vibration on the surface ground by natural phenomena, human activities, etc. Microtremor data can be processed using various software such as Geopsy, easyHVSR, and MATLAB. Another alternative software to process microtremor data is
Prima Vitra Varecha   +2 more
doaj   +1 more source

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