92 Geophysics in Geothermal Exploration The processing has been done with the SPW software developed by Parallel Geoscience. The listening time is limited to 250 ms, the sampling time interval is 0.5 ms. Figure 2.28 is an example of shot point. (a) (b) Figure 2.27 Near surface imaging. (a) 3D seismic spread, (b) fold variation. It varies from 0 to 22. In the display, the horizontal axis is the in-line direction. The vertical axis is the crossline direction. After Mari and Mendes (2019).
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