Changes between Version 5 and Version 6 of UCERF3 ERFs


Ignore:
Timestamp:
May 5, 2014, 3:05:34 PM (10 years ago)
Author:
Kevin Milner
Comment:

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  • UCERF3 ERFs

    v5 v6  
    77Class name: scratch.UCERF3.erf.FaultSystemSolutionERF
    88
    9 This is the base class of all UCERF3 related ERFs, although it is also applicable to any FaultSystemSolution. It allows you to browse for a solution zip file, such as the branch averaged fault system solutions explained below
    10 
    11 === Branch Averaged Fault System Solutions ===
    12 
    13 These solutions are an approximate mean model for a single Fault Model. Each rupture rate, magnitude, and rate is the weighted mean of all 720 time independent logic tree branches for that Fault Model. This means that magnitude and rake variability is discarded for a single mean value. Additionally, fault geometries can vary between logic tree branches due to aseismicity factors - this solution uses aseismicity factors derived from branch averaged slip rates. They are useful for quick calculations, but can vary substantially from the true model especially near dipping faults with variable aseismicity among logic tree branches.
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    15 Time independent hazard curves calculated with these solutions will differ from true mean (curves that were calculated for each logic tree branch independently then averaged) by 0-7%. Gridded seismicity contained in these solutions is weight averaged and captures the true mean perfectly.
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    17 They can be downloaded here:
    18 
    19 * Fault Model 3.1: http://opensha.usc.edu/ftp/kmilner/ucerf3/2013_05_10-ucerf3p3-production-10runs/2013_05_10-ucerf3p3-production-10runs_COMPOUND_SOL_FM3_1_MEAN_BRANCH_AVG_SOL.zip
    20 * Fault Model 3.2: http://opensha.usc.edu/ftp/kmilner/ucerf3/2013_05_10-ucerf3p3-production-10runs/2013_05_10-ucerf3p3-production-10runs_COMPOUND_SOL_FM3_2_MEAN_BRANCH_AVG_SOL.zip
     9This is the base class of all UCERF3 related ERFs, although it is also applicable to any FaultSystemSolution. It allows you to browse for a solution zip file. Available solutions are described [wiki:UCERF3FaultSystemSolutions here].
    2110
    2211== UCERF3 Single Branch ERF ==