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Borehole Data: Closer to the Rocks

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Figure 2
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Figure 2. The image volume generated from a 3D VSP is approximately cone shaped. The diameter of the image for a vertical well is approximately equal to the depth of the image. By using several wells the data from several image cones can be combined into one 3D volume as shown in Figure 3.
AAPG Home > EXPLORER > Geophysical Corner > New 3-D/3-C res > Figure 2