Time-shift imaging condition in seismic migration |

From equations (11)-(12), we can write

(13) | |||

(14) |

vec3
Geometric relations between ray vectors at a reflection point.
Figure 1. |
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Equations (15)-(16) relate wavefield quantities, and , to a geometric quantity, reflection angle . Analysis of these expressions provide sufficient information for complete decompositions of migrated images in components for different reflection angles.

Time-shift imaging condition in seismic migration |

2013-08-29