supported by the Open Fund of State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation,Chengdu University of Technology(No.PLC201402);National Nature Science Foundation of China(No.U1562111)
The fractional S-transform (FRST) has good time-frequency focusing ability. The FRST can identify geological features by rotating the fractional Fourier transform frequency (FRFTfr) axis. Different seismic signals...