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Version numbering for different simulation implementations used.

 

VersionNotes

SRF Gen

Having Srf Gen version here is messy and currently not consistent. I've only ever used v3.3 despite putting v5.2.3a.c for v18.5.X. I feel like source generation should be separate.

SRF LF dx/dy/dzAWP CodeLF Anelastic ParaLF Vs30refVs,minVM dx/dy/dzLF Site AmpSRF HF dx/dy/dzHF # of RaysStress DroprvfacHF Anelastic ParaKappaHF DurationHF Site AmpTrans. FreqBB Merge
gmsim_v10.1.1GP10 approach

genslip-v3.0

0.1kmEmod3d V3.0.4Qs=50Vs; Qp=2Qs500m/s500m/s

0.1km
0.2km
0.4km

CB08; empirical till T=2s, then linear decrease till 5s.2km1Constant Δσ=5MPaConstant Vr/Vs = 0.8

Qs=a+bVs
a=41
b=34

κ=0.0451/fc + 0.063RCB08 for f<0.5Hz, tapered from 0.5-0.2Hz then =1 for f<0.2Hz

1Hz
0.5Hz

0.25Hz		4th order butterworth Fourier spectrum amplitudes
gmsim_v15.1.1GP15 approachgenslip-v3.30.1kmEmod3d V3.0.4Qs=50Vs; Qp=2Qs      500m/s500m/s

0.1km
0.2km
0.4km

Same as gmsim_v10.1.12km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.0451/fc + 0.063RSame as gmsim_v10.1.1

1Hz
0.5Hz

0.25Hz		Same as gmsim_v10.1.1

gmsim_v16.1.1

GP16 approachgenslip-v5.0.c0.1kmEmod3d V3.0.4Qs=50Vs; Qp=2Qs500m/s500m/s

0.1km
0.2km
0.4km

CB14 (question); empirical till T=2s, then linear decrease till 5s.2km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.0451/fc + 0.07RCB14 (question), same tapering for gmsim_v10.1.1

1Hz
0.5Hz

0.25Hz		4th order butterworth on power spectrum amplitudes
gmsim_v17.5.1gmsim_v16.1.1 with LF Vs30ref obtained from the 3DVMgenslip-v3.30.1kmEmod3d V3.0.4Qs=50Vs; Qp=2QsFrom LF 3DVM500m/s

0.1km
0.2km
0.4km

Same as gmsim_v16.1.12km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.0451/fc + 0.07RCB14 (question), same tapering for gmsim_v10.1.1

1Hz
0.5Hz

0.25Hz		Same as gmsim_v16.1.1
gmsim_v18.5.1

gmsim_v16.1.1 with modified path duration

genslip-v5.2.3a.c (question)
0.1kmEmod3d V3.0.4Qs=50Vs; Qp=2QsFrom LF 3DVM500m/s

0.1km
0.2km
0.4km

Same as gmsim_v16.1.12km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.045

1/fc + Dp
Dp = Boore and Thomson (2014)

Same as gmsim_v16.1.1

1Hz
0.5Hz

0.25Hz		Same as gmsim_v16.1.1
gmsim_v18.5.2gmsim_v16.1.1 with modified long period site ampgenslip-v5.2.3a.c (question)0.1kmEmod3d V3.0.4Qs=50Vs; Qp=2QsFrom LF 3DVM500m/s

0.1km
0.2km
0.4km

None or CB14; empirical till T=1s, then linear decrease till 2s.2km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.045Same as gmsim_v16.1.1Same as gmsim_v16.1.11Hz
0.5Hz
0.25Hz		Same as gmsim_v16.1.1
gmsim_v18.5.3gmsim_v16.1.1 with modified path duration and long period site ampgenslip-v5.2.3a.c (question)0.1kmEmod3d V3.0.4Qs=50Vs; Qp=2QsFrom LF 3DVM500m/s

0.1km
0.2km
0.4km

None or CB14; empirical till T=1s, then linear decrease till 2s.2km1Constant Δσ=5MPaConstant Vr/Vs = 0.8Qs=a+bVs
a=41
b=34		κ=0.045

1/fc + Dp

Dp = Boore and Thomson (2014)		Same as gmsim_v16.1.1

1Hz
0.5Hz
0.25Hz

Same as gmsim_v16.1.1
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