A Superposition Based Diffraction Technique to Study Site Effects in Earthquake Engineering

Figure 10

Contour maps for the BEM to SBD ratios for different orders of diffraction (column 1) and ratios between the SBD results with different orders of diffraction (column 2).

(a) BEM/SBD-first-OD

(b) SBD-first-OD/SBD-third-OD

(c) BEM/SBD-second-OD

(d) SBD-first-OD/SBD-second-OD

(e) BEM/SBD-third-OD

(f) SBD-second-OD/SBD-third-OD