sponsored by the National Natural Science Foundation of China(61333002);Open Research Foundation of the State Key Laboratory of Geodesy and Earth’s Dynamics(SKLGED2018-5-4-E);Foundation of the Hubei Key Laboratory of Advanced Control and Intelligent Automation for Complex Systems(ACIA2017002);111 projects under Grant(B17040);Open Research Project of the Hubei Key Laboratory of Intelligent Geo-Information Processing(KLIGIP-2017A02);supported by the Three Gorges Research Center for geo-hazard;Ministry of Education cooperation agreements of Krasnoyarsk Science Center and Technology Bureau;Russian Academy of Sciences。
The Earth’s natural pulse electromagnetic field data consists typically of an underlying variation tendency of intensity and irregularities.The change tendency may be related to the occurrence of earthquake disasters...