Multi-stage elastic full-waveform inversion for tilted transverse isotropic media

This paper was supported by research funds for newly appointed professors of Jeonbuk National University in 2017. Research reported in this publication was also supported by a grant (19TSRD-B151228-01) from Urban Declining Area Regenerative Capacity-Enhancing Technology Research Program funded byMinistry of Land, Infrastructure and Transport of Korean government, Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Science and ICT (NRF-2019K1A3A1A80113341), the Nuclear Safety Research Program through the Korea Foundation Of Nuclear Safety (KoFONS), granted financial resource from the Nuclear Safety and Security Commission (NSSC), Republic of Korea (no. 1705010) and the competitive research funding from King Abdullah University of Science and Technology (KAUST) in Thuwal, Saudi Arabia. For computer time, this research used the resources of the Supercomputing Laboratory in KAUST. We thank BP and Hemang Shah for providing the 2007 2-D TTI velocity benchmark models.