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We have introduced a method for interpolating 3-D data based on
a local mono-planewave assumption. As expected, the algorithm works
well when this assumption is met. When conflicting dips are present,
only the one dip that gives the best coherence is used for interpolation
by the algorithm, as it stands now. Problems can arise when two (or
more) different dips are present in the small overlapping time windows
used by the program.
It should be possible to extend the method to handle more than one
dip. Since we are already doing a global search of a 2-D dip space to
find the best dip, we could also pick other dips that give large
coherencies, and incorporate these other dips into the interpolation.
However, the resolution in dip space is limited, because the
operator is localized, so it may not be possible to distinguish
different dips unless they are widely separated. Another possibility
for handling multiple dips is a plane-fitting scheme.
Next: References
Up: Cole & Claerbout: 3-D
Previous: Application: removal of cross-line
Stanford Exploration Project
11/18/1997