High Resolution Imaging

G032 HIGH RESOLUTION IMAGING M.D. SACCHI 1 J. WANG 1 and H. KUEHL 2 1 University of Alberta Department of Physics Institute for Geophysical Research Edmonton AB Canada T6G 1W2 2 Shell Canada Calgary Summary  ¢¡¤£¥£ ¦¨§�©���£¥£¥� Linearized inversion of seismic data entails minimizing a cost function � ¦ of the § form where denotes the forward modeling operator that maps an angle dependent reflection strength to � a   measurable seismic wavefield . Minimizing the cost function in the least squares sense leads to the so-called leastsquares migration methods. Migration algorithms on the other hand are capable of estimating