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Mapping 2D multiples to image space

Gabriel Alvarez. Mapping 2D multiples to image space. Half-subsurface offset (m). -400. -200. 0. 200. 400. 1000. Half-aperture angle (degrees). Depth (m). 1200. 0. 10. 20. 30. 40. 1200. 1400. 1400. Depth (m). 1600. Specularly-reflected multiple. SODCIG. ADCIG.

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Mapping 2D multiples to image space

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  1. Gabriel Alvarez Mapping 2D multiples to image space

  2. Half-subsurface offset (m) -400 -200 0 200 400 1000 Half-aperture angle (degrees) Depth (m) 1200 0 10 20 30 40 1200 1400 1400 Depth (m) 1600 Specularly-reflected multiple SODCIG ADCIG Flat water-bottom

  3. Diffracted Multiple Raypath mD hD hD V1 Zdiff V2 Xdiff φ

  4. SODCIGs Half-subsurface offset (m) -800 0 800 1000 1200 Depth (m) 1400 1600 1800 Half-subsurface offset (m) Half-subsurface offset (m) -800 0 800 -800 0 800 1000 1000 1200 1200 Depth (m) Depth (m) 1400 1400 1600 1600 1800 1800 Diffracted multiple. Dipping water-bottom

  5. ADCIGs Half-aperture angle (degrees) -40 0 40 1400 Depth (m) 1600 2000 Half-aperture angle (degrees) Half-aperture angle (degrees) -40 0 40 -40 0 40 1400 1400 Depth (m) Depth (m) 1600 1600 2000 2000 Diffracted multiple. Dipping water-bottom

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