MEC dial updates by sjgardiner · Pull Request #51 · GENIE-MC/Reweight

Added EnergyDependence_CCMEC parameter and and edited existing CCMEC parameter implementation

larsb-p

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sjgardiner

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non-significant printout changes

larsb-p

authored and

sjgardiner

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Added line #include Framework/GHEP/GHepParticle.h to

larsb-p

authored and

sjgardiner

committed

Added event count

larsb-p

authored and

sjgardiner

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Added Legendre polynomial dial DecayAngMECLegendre to GENIEReweight

larsb-p

authored and

sjgardiner

committed

Edited gRwghtNCorrelatedParams.cxx from test version to original and enabled actual reweighting to the 2p-2h Martini model by inputting MartiniEricsonChanfrayMarteauMECPXSec2024 into placeholder fo…

larsb-p

authored and

sjgardiner

committed

Added hard-coded cross section ratio data for EnergyDependence dial considering the 2p2h Martini model and added normalsation for DecayAngMEC parameter with two tweak dials

larsb-p

authored and

sjgardiner

committed

Added consideration of 3-momentum transfer cut-off in the 2p-2h Valencia model and the energy transfer cut-off in the Martini model

larsb-p

authored and

sjgardiner

committed

removed redundant commenting from previous commit

larsb-p

authored and

sjgardiner

committed

Documentation adjustment

larsb-p

authored and

sjgardiner

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Edited documentation and format, removed q0 and q3 settings as these will be handled automatically in the code.

larsb-p

authored and

sjgardiner

committed

Implemented reweighting from Martini to SuSAv2 and Valencia in the XSecShape_CCMEC and XSecShape_CCMEC_Martini dials

larsb-p

authored and

sjgardiner

committed

Edited documentation, removed code-validation or unneccessary lines

larsb-p

authored and

sjgardiner

committed

Implemented working FracPN_CCMEC parameter for the case in which the Martini-Ericson_Chanfray-Marteau model is input as default

larsb-p

authored and

sjgardiner

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Added random seed in grwghtNp application and tidied up a few lines in GReWeightXSecMEC.cxx

larsb-p

authored and

sjgardiner

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Modified EnergyDependence_CCMEC parameter, such that ratio is multiplied instead of divided (input default model gets up- or down-reweighted according to renormalised cross section ratio being grea…

larsb-p

authored and

sjgardiner

committed

Changed implementation of EnergyDependence_CCMEC dial away from needing hard-coded xsec ratio tables to it reading the xsecs directly from the user's input cross-section spline xml-file. The user c…

larsb-p

authored and

sjgardiner

committed

Fixed FracPN_CCMEC implementation for 2p-2h Martini-Ericson-Chanfray-Marteau model.

larsb-p

authored and

sjgardiner

committed

Removed different random seed each time grwghtNp is run in src/Apps/gRwghtNCorrelatedParams.cxx (matches original implementation)

larsb-p

authored and

sjgardiner

committed

Simplified DecayAngMECLegendre weight computation.

larsb-p

authored and

sjgardiner

committed

Update grwght1p help messages now that multiple input spline XML files may

sjgardiner

committed

Continue cleanup of code for new MEC dials

sjgardiner

committed

Clean up comments in GReWeightXSecMEC, add explanatory note about the

sjgardiner

committed

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MEC dial updates#51

MEC dial updates#51
sjgardiner wants to merge 27 commits into
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feature/mec-dial-updates

Commits on Jul 15, 2026

Added EnergyDependence_CCMEC parameter and and edited existing CCMEC parameter implementation

non-significant printout changes

Added line #include Framework/GHEP/GHepParticle.h to

Added event count

Added Legendre polynomial dial DecayAngMECLegendre to GENIEReweight

Edited gRwghtNCorrelatedParams.cxx from test version to original and enabled actual reweighting to the 2p-2h Martini model by inputting MartiniEricsonChanfrayMarteauMECPXSec2024 into placeholder fo…

Added hard-coded cross section ratio data for EnergyDependence dial considering the 2p2h Martini model and added normalsation for DecayAngMEC parameter with two tweak dials

Added consideration of 3-momentum transfer cut-off in the 2p-2h Valencia model and the energy transfer cut-off in the Martini model

removed redundant commenting from previous commit

Documentation adjustment

Edited documentation and format, removed q0 and q3 settings as these will be handled automatically in the code.

Implemented reweighting from Martini to SuSAv2 and Valencia in the XSecShape_CCMEC and XSecShape_CCMEC_Martini dials

Edited documentation, removed code-validation or unneccessary lines

Implemented working FracPN_CCMEC parameter for the case in which the Martini-Ericson_Chanfray-Marteau model is input as default

Added random seed in grwghtNp application and tidied up a few lines in GReWeightXSecMEC.cxx

Modified EnergyDependence_CCMEC parameter, such that ratio is multiplied instead of divided (input default model gets up- or down-reweighted according to renormalised cross section ratio being grea…

Changed implementation of EnergyDependence_CCMEC dial away from needing hard-coded xsec ratio tables to it reading the xsecs directly from the user's input cross-section spline xml-file. The user c…

Fixed FracPN_CCMEC implementation for 2p-2h Martini-Ericson-Chanfray-Marteau model.

Removed different random seed each time grwghtNp is run in src/Apps/gRwghtNCorrelatedParams.cxx (matches original implementation)

Simplified DecayAngMECLegendre weight computation.

Update grwght1p help messages now that multiple input spline XML files may

Continue cleanup of code for new MEC dials

Clean up comments in GReWeightXSecMEC, add explanatory note about the

Commits on Jul 16, 2026

Remove GReWeightXSecMEC::GetXSecFromSplineOrIntegral() member function in

Remove stale code used for debugging updates to GReWeightXSecMEC

Fix broken reweighting of "internal Delta" vs. "no Delta" contributions to

Add explanatory comment about the MEC shape dials