WM k=2 sites=[0, 2] delta=0.05: min Delta_cert = +0.05776 (min real gap 0.995)
WM k=2 sites=[0, 2] delta=0.08: min Delta_cert = +0.09526 (min real gap 0.997)
WM k=6 sites=[0, 6, 12, 18, 24, 30] delta=0.05: min Delta_cert = +0.14753 (min real gap 0.997)
