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File indexing completed on 2023-10-25 09:38:23

0001 import FWCore.ParameterSet.Config as cms
0002 
0003 pythia8PSweightsSettingsBlock = cms.PSet(
0004     pythia8PSweightsSettings = cms.vstring(
0005         'UncertaintyBands:doVariations = on',
0006 # 3 sets of variations for ISR&FSR up/down
0007 # Reduced sqrt(2)/(1/sqrt(2)), Default 2/0.5 and Conservative 4/0.25 variations
0008 # 32 decorrelated variations of muR and non-singular terms (cNS) for each branching type
0009         'UncertaintyBands:List = {\
0010 isrRedHi isr:muRfac=0.707,fsrRedHi fsr:muRfac=0.707,isrRedLo isr:muRfac=1.414,fsrRedLo fsr:muRfac=1.414,\
0011 isrDefHi isr:muRfac=0.5,fsrDefHi fsr:muRfac=0.5,isrDefLo isr:muRfac=2.0,fsrDefLo fsr:muRfac=2.0,\
0012 isrConHi isr:muRfac=0.25,fsrConHi fsr:muRfac=0.25,isrConLo isr:muRfac=4.0,fsrConLo fsr:muRfac=4.0,\
0013 fsr_G2GG_muR_dn fsr:G2GG:muRfac=0.5,\
0014 fsr_G2GG_muR_up fsr:G2GG:muRfac=2.0,\
0015 fsr_G2QQ_muR_dn fsr:G2QQ:muRfac=0.5,\
0016 fsr_G2QQ_muR_up fsr:G2QQ:muRfac=2.0,\
0017 fsr_Q2QG_muR_dn fsr:Q2QG:muRfac=0.5,\
0018 fsr_Q2QG_muR_up fsr:Q2QG:muRfac=2.0,\
0019 fsr_X2XG_muR_dn fsr:X2XG:muRfac=0.5,\
0020 fsr_X2XG_muR_up fsr:X2XG:muRfac=2.0,\
0021 fsr_G2GG_cNS_dn fsr:G2GG:cNS=-2.0,\
0022 fsr_G2GG_cNS_up fsr:G2GG:cNS=2.0,\
0023 fsr_G2QQ_cNS_dn fsr:G2QQ:cNS=-2.0,\
0024 fsr_G2QQ_cNS_up fsr:G2QQ:cNS=2.0,\
0025 fsr_Q2QG_cNS_dn fsr:Q2QG:cNS=-2.0,\
0026 fsr_Q2QG_cNS_up fsr:Q2QG:cNS=2.0,\
0027 fsr_X2XG_cNS_dn fsr:X2XG:cNS=-2.0,\
0028 fsr_X2XG_cNS_up fsr:X2XG:cNS=2.0,\
0029 isr_G2GG_muR_dn isr:G2GG:muRfac=0.5,\
0030 isr_G2GG_muR_up isr:G2GG:muRfac=2.0,\
0031 isr_G2QQ_muR_dn isr:G2QQ:muRfac=0.5,\
0032 isr_G2QQ_muR_up isr:G2QQ:muRfac=2.0,\
0033 isr_Q2QG_muR_dn isr:Q2QG:muRfac=0.5,\
0034 isr_Q2QG_muR_up isr:Q2QG:muRfac=2.0,\
0035 isr_X2XG_muR_dn isr:X2XG:muRfac=0.5,\
0036 isr_X2XG_muR_up isr:X2XG:muRfac=2.0,\
0037 isr_G2GG_cNS_dn isr:G2GG:cNS=-2.0,\
0038 isr_G2GG_cNS_up isr:G2GG:cNS=2.0,\
0039 isr_G2QQ_cNS_dn isr:G2QQ:cNS=-2.0,\
0040 isr_G2QQ_cNS_up isr:G2QQ:cNS=2.0,\
0041 isr_Q2QG_cNS_dn isr:Q2QG:cNS=-2.0,\
0042 isr_Q2QG_cNS_up isr:Q2QG:cNS=2.0,\
0043 isr_X2XG_cNS_dn isr:X2XG:cNS=-2.0,\
0044 isr_X2XG_cNS_up isr:X2XG:cNS=2.0}',
0045         
0046         'UncertaintyBands:nFlavQ = 4', # define X=bottom/top in X2XG variations
0047         'UncertaintyBands:MPIshowers = on',
0048         'UncertaintyBands:overSampleFSR = 10.0',
0049         'UncertaintyBands:overSampleISR = 10.0',
0050         'UncertaintyBands:FSRpTmin2Fac = 20',
0051         'UncertaintyBands:ISRpTmin2Fac = 20' # for consistency with UL and P8.240 set to 20, to be optimized and changed for Run 3 re-MC  
0052         )
0053 )
0054