High-frequency restoration of surface seismic data - Arcis
High-frequency restoration of surface seismic data - Arcis
High-frequency restoration of surface seismic data - Arcis
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Figure 11. Timeslices from thecoherence volumesbefore (left) andafter (right) HFR.Figure 12. Timeslices from thecoherence volumesbefore (left) andafter (right) HFR.Figure 13. (a)Segment <strong>of</strong> impedancesection.<strong>High</strong>lighted portionindicateslower impedanceat the level <strong>of</strong> gassand but does notdistinguish it. (b)Segment <strong>of</strong> impedancesection.<strong>High</strong>lighted portionindicates theextent <strong>of</strong> the gassand clearly.a)b)0000 THE LEADING EDGE AUGUST 2003 AUGUST 2003 THE LEADING EDGE 0000