Input root files must be produced with ncuAnalysis/PFClusterCalib CMSSW module and are expected to be found inside input/.
GBRLikelihood module of CMSSW must be installed for this analysis. Instructions:
cd $CMSSW_BASE/src
git clone https://github.com/bendavid/GBRLikelihood.git HiggsAnalysis/GBRLikelihood
scram b
To do everything in one shot, execute ./runall.sh.