L04_GravAnalysisExamples-page4

L04_GravAnalysisExamples-page4 - computer approach...

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Applied Geophysics – Analysis and examples Regional trend removal Small geological features near the surface cause small wavelength anomalies. Large scale structures at greater depth cause longer wavelength anomalies. Remove regional trends: • graphical approach
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Unformatted text preview: computer approach High-pass filter Regional trends appears as a uniform variation of equally spaced contours. Applied Geophysics Analysis and examples Regional trend removal survey g minus regional trend...
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This note was uploaded on 01/07/2012 for the course PHYSICS 384 taught by Professor Wei during the Spring '09 term at SUNY Stony Brook.

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