sfdsrtomo (1.5-svn)
index
user/llisiw/Mdsrtomo.c
Prestack first-arrival traveltime tomography (DSR)

 
Synopsis
        sfdsrtomo < in.rsf > out.rsf reco=reco.rsf grad=grad.rsf flag=flag.rsf mask=mask.rsf adj=n velocity=y velocity=y shape=n weight=n pow=2. verb=n niter=5 cgiter=10 thres=0. tol=1.e-3 nloop=10 eps=0. causal=y rect#=(1,1,...) what=

 
Parameters
       
 
bool adj=n [y/n]
adjoint flag (for what=linear)
 
bool causal=y [y/n]
if y, neglect non-causal branches of DSR
 
int cgiter=10
number of conjugate-gradient iterations
 
float eps=0.
regularization parameter
 
string flag=
auxiliary input file name
 
string grad=
auxiliary input file name
 
string mask=
auxiliary input file name
 
int niter=5
number of inversion iterations
 
int nloop=10
number of bisection root-search
 
float pow=2.
power raised for data weighting
 
string reco=
auxiliary input file name
 
int rect#=(1,1,...)
smoothing radius on #-th axis
 
bool shape=n [y/n]
shaping regularization (default no)
 
float thres=0.
threshold (percentage)
 
float tol=1.e-3
tolerance for bisection root-search
 
bool velocity=y [y/n]
if y, the input is velocity; n, slowness squared
 
bool verb=n [y/n]
verbosity flag
 
bool weight=n [y/n]
data weighting (default no)
 
string what=
what to compute (default tomography)