Ambient vibration array

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Common pre-requisites for array processing - getting ready

Loading signals

View time series

Group signals

Insert / edit station coordinates

F-K Toolbox (conventional f-k)

Saving results / contents of output file

Graphical display of f-k results using max2curve

max2curve

High resolution frequency wavenumber Toolbox (Capon's method)

Saving results / contents of output file

Graphical display of f-k results using max2curve

Modified Spatial Autocorrelation (MSPAC) Toolbox

The Modified Spatial Autocorrelation (MSPAC) was introduced by [1] following Aki (1957). This method allows computing spatial autocorrelation coefficients for any arbitary array layouts.


Saving results / contents of output file

Graphical display of f-k results using max2curve

spac2disp

References

  1. Bettig B., P.-Y. Bard, F. Sherbaum, J. Riepl, F. Cotton, C. Cornou, D. Hatzfeld, 2001. Analysis of dense array measurements using the modified spatial auto-correlation method (SPAC). Application to Grenoble area., Boletin de Geofisica Teoria e Applicata, 42, 3-4, 281-304.

Further readings