Specular Interferometric Specular Interferometric Migration of Free Surface Migration of Free Surface Multiples in Multiples in VSP Land Data VSP Land Data C. Boonyasiriwat and M. C. Boonyasiriwat and M. Zhou Zhou Dept. of Geology & Dept. of Geology & Geophysics Geophysics University of Utah University of Utah
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Specular Interferometric Migration of Free Surface Multiples in VSP Land Data
Specular Interferometric Migration of Free Surface Multiples in VSP Land Data. C. Boonyasiriwat and M. Zhou. Dept. of Geology & Geophysics University of Utah. Outline. Problem. Specular Interferometric Migration. Data Processing. Numerical Results. Conclusion. Problem. - PowerPoint PPT Presentation
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Specular Interferometric Migration of Specular Interferometric Migration of Free Surface Multiples in Free Surface Multiples in
VSP Land DataVSP Land Data
C. Boonyasiriwat and M. ZhouC. Boonyasiriwat and M. Zhou
Dept. of Geology & GeophysicsDept. of Geology & GeophysicsUniversity of UtahUniversity of Utah
• Both Kirchhoff and specular interferometric images correlate well with Both Kirchhoff and specular interferometric images correlate well with the CDP image.the CDP image.
• Migration image of primaries has a better S/N ratio for the P-wave image Migration image of primaries has a better S/N ratio for the P-wave image zone.zone.
• VSP land data contain strong primaries compared to P- and S-wave VSP land data contain strong primaries compared to P- and S-wave multiples.multiples.
• Migration image of ghosts has a wider subsurface coverage and flatter Migration image of ghosts has a wider subsurface coverage and flatter layers.layers.
• Specular interferometric migration gives comparable results to the Kirchhoff Specular interferometric migration gives comparable results to the Kirchhoff migration.migration.