Geology Reference
In-Depth Information
the regression assuming that the rotated intercept
value is correct (red dot in
Fig. 6.17b
). This is
repeated for all samples by sliding the window down
one sample at a time. Data are then transformed back
to the intercept
has been reduced, while there has been much less
change in the perpendicular direction. To minimise
smoothing through geology, a short time window is
chosen (e.g. five samples) but samples are also
included from adjacent inlines and crosslines, in a
direction parallel to the local dip.
gradient domain (
Fig. 6.17c
). The
result is that scatter in the noise trend direction
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