Geo468K_ReflGeoInterp_Part1

However migration collapses this to a value

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Unformatted text preview: of interest 3) Calculate the wavelength and divide by 4 f = 20 Hz λ = 175 m If you have layers that are thinner than this, you cannot see them λ / 4 = 43.75 m Interpreta/on: What are some limita/ons? •  Three major limita/ons: –  Resolu'on (ver'cal and horizontal) –  Acquisi/on effects –  Processing effects Horizontal resolution: The Fresnel zone, r2=λh/2 (radius r, dominant wavelength, and h depth). However, migration collapses this to a value approaching λ/2 λ = 100 m h = 500 m r = 158 m Interpreta/on: What are some limita/ons? •  Three major limita/ons: –  Resolu/on (ver/cal and horizontal) –  Acquisi'on effects –  Processing effects Images from Brown, 1999 2D Data from Montana, August 2010, Low fold versus high fold Fold is the numbe...
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This note was uploaded on 02/01/2014 for the course GEO 468k taught by Professor Staff during the Spring '08 term at University of Texas at Austin.

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