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. |
---|

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 |

2007-04-08