Spiking Deconvolution In order to compress seismic signal in time and whiten the spectrum. Advantages: shows embedded signal in noise Disadvantages: heightens.

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Presentation transcript:

Spiking Deconvolution In order to compress seismic signal in time and whiten the spectrum. Advantages: shows embedded signal in noise Disadvantages: heightens noise

Convolutional model

Steps in Spiking Deconvolution Calculate autocorrelation function (ACF) Estimate second crossing of ACF in s Conduct inverse filtering using ACF

Significant arrivals in SP 2 Calama, Chile (181207_1) Refractions (mainly) and reflections

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Significant arrivals in SP 5 (191207_1) Refractions (mainly)

Significant arrivals in SP 6 (181207_3) Refractions (mainly)

Significant arrivals in SP 4A (171207_1) Refractions (mainly)

Significant arrivals in SP 4B (191207_2) Refractions (mainly)

Very sharp break