sfmpirfwigrad (2.0-git)
index
user/zhiguang/Mmpirfwigrad.c
Calculate acoustic Reflection FWI gradient with the prepared adjoint source (velocity-impedance scale separation)

 
Synopsis
        sfmpirfwigrad Fvel=Fv.rsf Fd=Fd.rsf Fd0=Fd0.rsf Fwavelet=Fw.rsf Fadj=Fadj.rsf Fgrad=Fgrad.rsf ns= ds= s0= sz=3 nr=nx dr=dx r0=x0 rz=3 verb=n frectx=2 frectz=2 nb=20 coef=5. interval=1 acqui_type=1

 
Parameters
       
 
file Fadj=
auxiliary input file name
 
file Fd=
auxiliary input file name
 
file Fd0=
auxiliary input file name
 
file Fgrad=
auxiliary output file name
 
file Fvel=
auxiliary input file name
 
file Fwavelet=
auxiliary input file name
 
int acqui_type=1
acquisition type
 
float coef=5.
maximum velocity of the medium
 
float dr=dx
receiver interval
 
float ds=
shot interval
 
int frectx=2
source smoothing in x
 
int frectz=2
source smoothing in z
 
int interval=1
wavefield storing interval
 
int nb=20
PML boundary width
 
int nr=nx
number of receiver
 
int ns=
shot number
 
float r0=x0
receiver origin
 
int rz=3
receiver depth
 
float s0=
shot origin
 
int sz=3
source depth
 
bool verb=n [y/n]
verbosity flag