REFERENCES

Alkhalifah, T., Fomel, S., and Biondi, B., 1997, Time-domain anisotropic processing in arbitrarily inhomogeneous media: SEP-95, 77-99.

Fomel, S., 1997, A variational formulation of the fast marching eikonal solver: SEP-95, 127-147.

Hatton, L., Larner, K. L., and Gibson, B. S., 1981, Migration of seismic data from inhomogeneous media: Geophysics, 46, no. 5, 751-767.

Hubral, P., 1977, Time migration - some ray theoretical aspects: Geophys. Prosp., 25, no. 4, 738-745.

Larner, K. L., Hatton, L., Gibson, B. S., and Hsu, I. C., 1981, Depth migration of imaged time sections: Geophysics, 46, no. 5, 734-750.

Raynaud, B. A., and Thore, P., 1993, Real time migration operators simulated by anisotropic ray tracing: 55th Mtg. Eur. Assoc. Expl Geophys., Abstracts.

Sethian, J. A., and Popovici, A. M., 1997, Three-dimensional traveltime computation using the fast marching method: submitted to Geophysics.

Stork, C., and Clayton, R. W., 1991, Linear aspects of tomographic velocity analysis: Geophysics, 56, no. 4, 483-495.

 

Comp-tomo-flat
Figure 5 Linearization errors for the deep reflector at zero offset (thick) and 3.2 km offset (thin): solid lines for $\left(z,x\right)$ domain tomography and dashed lines for $\left(\tau,\xi\right)$ domain tomography.

 

Comp-tomo-anom
Figure 6 Linearization errors for the shallow reflector at zero offset (thick) and 3.2 km offset (thin): solid lines for $\left(z,x\right)$ domain tomography and dashed lines for $\left(\tau,\xi\right)$ domain tomography.

 

Movez-dip
Figure 7 True velocity model in $\left(z,x\right)$ domain with a superimposed a contour plot of the starting velocity model. The reflector geometries and a few zero-offset raypaths are superimposed onto the model.

 

Movetau-dip
Figure 8 True velocity model in $\left(\tau,\xi\right)$ domain with a superimposed a contour plot of the starting velocity model. The reflector geometries and a few zero-offset raypaths are superimposed onto the model.

 

Comp-tomo-dip-pos
Figure 9 Linearization errors for the positive anomaly case at zero offset (thick) and 2 km offset (thin) (solid lines for $\left(z,x\right)$ domain tomography and dashed lines for $\left(\tau,\xi\right)$ domain tomography).

 

Comp-tomo-dip-neg
Figure 10 Linearization errors for the negative anomaly case at zero offset (thick) and 2 km offset (thin) (solid lines for $\left(z,x\right)$ domain tomography and dashed lines for $\left(\tau,\xi\right)$ domain tomography).

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