SEG 3D SEAM
Salt model building with Reflection Waveform Inversion (RWI)
update 1 | update 2 | update 3 | update 4 | target
Norwegian North Sea (NAZ)
Sub-basalt model building and imaging
FWI derived reflectivity: 6 Hz | 10 Hz | 20 Hz | 40 Hz
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Gulf of Mexico Walker Ridge (OBN)
Sub Salt Model Building and Imaging
Start model | XWI 1a | XWI 1b | XWI 1c | XWI 2 | XWI 3
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North West Shelf Australia (NAZ)
Macro model updates from pure reflections
Start model | XWI 1 | XWI 2 | XWI 3
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Fully FWI based model building and imaging from legacy field data
Conventional FWI gets trapped in local minima and has weak long wavelength updates at depth
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Extremely simple starting model |
Narrow azimuth streamer data* |
Extremely challenging setting** |
Norwegian North Sea complex basalts |
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GoM Walker Ridge complex salt |
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NWS Australia complex carbonates |
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