The study on the summing methods of the updated direction in FWI


Dawoon Lee1, Wookeen Chung2, Sungryul Shin2 and Daechul Kim3, (1)Korea Maritime and Ocean University, Busan, Korea, Republic of (South), (2)National Korea Maritime and Ocean University, Busan, South Korea, (3)Korea Maritime and Ocean University, Busan, South Korea