Max-pooling approximate envelope combined with shot patching reduces cycle skipping in FWI more effectively than Hilbert-transform methods when initial models are poor.
Seismic envelope inversion and modulation signal model.Geophysics, 79(3):W A13–W A24
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Mitigating cycle skipping in full waveform inversion using max-pooling-based approximate envelope and shot patching
Max-pooling approximate envelope combined with shot patching reduces cycle skipping in FWI more effectively than Hilbert-transform methods when initial models are poor.