In this paper,we present an open python procedure with Jupyter notebook,for data extraction and vectorization of geophysical explo ration profile.Constrained by observation routes and traffic conditions,geophysical ex...In this paper,we present an open python procedure with Jupyter notebook,for data extraction and vectorization of geophysical explo ration profile.Constrained by observation routes and traffic conditions,geophysical exploration profiles tend to bend curved roads for easy observation,however,it must be projected onto a straight line when data processing and analyzing.After projection,we don’t know the true position of the obtained crustal structure.Nonetheless,when the results used as an initial constraint condition for other geophysical inversion,such as gravity inversion,we need to know the true position of the data rather than the distance to the starting point.We solved this problem by profile vectorization and reprojection.The method can be used for extraction data of various geophysical exploration profiles,such as seismic reflection profiles,gravity profiles.展开更多
A comprehensive study in this paper for the lithosphere velocity structure, conductivity structure, density and magnetism structure at the Qinghai-Xizang(Tibetan) Plateau has been completed based on the data of gravit...A comprehensive study in this paper for the lithosphere velocity structure, conductivity structure, density and magnetism structure at the Qinghai-Xizang(Tibetan) Plateau has been completed based on the data of gravity, geomagnetism, and magneto-telluric sounding (MTS), explosion seismology acquired on the comprehensive geophysical profile along Gyirong-Sange-展开更多
基金the support from Science for Earthquake Resilience of the China Earthquake Administration(XH17022)the National Natural Science Foundation of China(Grant No.U1939204,No.41204014)+1 种基金the Scientific Research Fund of Institute of Seismology and Institute of Crustal Dynamics,China Earthquake Administration(Grant No.IS20146141)National Key Research and Development Plan(Grant No.2017YFC1500204).
文摘In this paper,we present an open python procedure with Jupyter notebook,for data extraction and vectorization of geophysical explo ration profile.Constrained by observation routes and traffic conditions,geophysical exploration profiles tend to bend curved roads for easy observation,however,it must be projected onto a straight line when data processing and analyzing.After projection,we don’t know the true position of the obtained crustal structure.Nonetheless,when the results used as an initial constraint condition for other geophysical inversion,such as gravity inversion,we need to know the true position of the data rather than the distance to the starting point.We solved this problem by profile vectorization and reprojection.The method can be used for extraction data of various geophysical exploration profiles,such as seismic reflection profiles,gravity profiles.
文摘A comprehensive study in this paper for the lithosphere velocity structure, conductivity structure, density and magnetism structure at the Qinghai-Xizang(Tibetan) Plateau has been completed based on the data of gravity, geomagnetism, and magneto-telluric sounding (MTS), explosion seismology acquired on the comprehensive geophysical profile along Gyirong-Sange-
