Vel - Make velocity model
Vel >out.H pars
Standard SEPlib
[2000.] Background velocity
[0.] Horizontal velocity gradient
[0] velocity, 1-slowness
[0] regular, 1-transpose axis 1 and 2
[o2] left edge of plane reflector
[o2+(n2-1)*d2] left edge of plane reflector
[0.] dip in degress
[o1+(n1-1)*d1] depth at xa
velocity below reflector
[0] grad, 1= velocity is constant below reflector
linear velocity under reflector from vr_ to smooth_
[10*d2] period of sinusoid
amplitude of sinusoid
[0.] velocity perturbation above reflector
[0.] velocity perturbation below reflectr
[o2] zero crossing of sine
[-o1] depth at sin_z_x0
[0.] coordinate center of anomaly
[0.] coordinate center of anomaly
[-1.] coordinate center of anomaly
[-1.] coordinate center of anomaly
[1] sharpness of anomaly
[-1.] differential sharpness of in x
[-1.] differential sharpness of in z
[exan] differential sharpness of anomaly
[1] scale width of anomaly
[0] Maximum value of anomaly at (xan,zan)
[dvan] For flat-topped anomalies
Makes velocity models in 2-D and 2.5-D (i.e. 2-D models replicated alonb the 3rd axis)
the Gauss manpage, the Spike manpage
seis/model