Abstract: The conventional borehole transient electromagnetic method (BTEM) is limited by full-space effects, resulting in considerable errors in the spatial parameters of localized anomalous bodies.

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Transient thermal expansion cracking agent is a novel and high-performance material, ...

Abstract: Supervised descent method (SDM) is a machine learning method mainly used to solve the least squares problem, which is divided into a training phase and a prediction phase. The original SDM ...

ABSTRACT: Coal mine water damage is a major hidden danger of mine safety production, threatening mine safety. In order to effectively prevent water damage, Menkeqing Coal Mine has carried out the ...

Coal mine water damage is a major hidden danger of mine safety production, threatening mine safety. In order to effectively prevent water damage, Menkeqing Coal Mine has carried out the research of ...

1 College of Geophysics and Petroleum Resources, Yangtze University, Wuhan, Hubei, China 2 Key Laboratory of Exploration Technologies for Oil and Gas Resources, Ministry of Education, Yangtze ...

1 CHN Energy Shendong Coal Group Co., Ltd., Yulin, China 2 CCTEG Xi’an Research Institute (Group) Co., Ltd., Xi’an, China Aiming at the technical problem of low efficiency of gas drainage in high-gas ...