Figure 7

Variation of the RMS value of surface-wave travel-time residuals through the iterations. The inset shows the histograms of travel-time residuals before (in gray) and after inversion (in white).

Variation of the RMS value of surface-wave travel-time residuals through the iterations. The inset shows the histograms of travel-time residuals before (in gray) and after inversion (in white).