Browsing NTNU Open by Author "Guo, Zhenwei"
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Electromagnetic imaging and deep learning for transition to renewable energies: a technology review
Castillo-Reyes, Octavio; Hu, Xiangping; Wang, Bochen; Wang, Yanyi; Guo, Zhenwei (Peer reviewed; Journal article, 2023)Electromagnetic imaging is a technique that has been employed and perfected to investigate the Earth subsurface over the past three decades. Besides the traditional geophysical surveys (e.g., hydrocarbon exploration, ... -
Geophysical electromagnetic modeling and evaluation: A review
Wang, Bochen; Liu, Jianxin; Hu, Xiangping; Liu, Jiawei; Guo, Zhenwei; Xiao, Jianping (Peer reviewed; Journal article, 2021)Electromagnetic forward modeling is the cornerstone of geophysical electromagnetic inversion. During the last 50 years, numerical simulation methods have been rapidly developed and widely used in geophysical area as the ... -
Geophysical Field Data Interpolation Using Stochastic Partial Differential Equations for Gold Exploration in Dayaoshan, Guangxi, China
Guo, Zhenwei; Hu, Xiangping; Liu, Jianxin; Xiao, Jianping; Liu, Chunming (Journal article; Peer reviewed, 2019)In a geophysical survey, one of the main challenges is to estimate the physical parameter using limited geophysical field data with noise. Geophysical datasets are measured with sparse sampling in a survey. However, the ... -
Iron Ore Price Prediction Based on Multiple Linear Regression Model
Wang, Yanyi; Guo, Zhenwei; Zhang, Yunrui; Hu, Xiangping; Xiao, Jianping (Journal article, 2023)The fluctuation of iron ore prices is one of the most important factors affecting policy. Therefore, the accurate prediction of iron ore prices has significant value in analysis and judgment regarding future changes in ... -
Subsurface resistivity estimation by seismic-guided inversion of marine controlled-source electromagnetic data
Guo, Zhenwei (Doctoral theses at NTNU;2016:289, Doctoral thesis, 2016)Marine controlled-source electromagnetic (CSEM) has been in commercial use for offshore hydrocarbon exploration for fifteen years. It is significant for geologists and geophysicists to design and interpret a marine EM ...