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Performance of missing transverse momentum reconstruction in proton-proton collisions at root s=13 TeV using the CMS detector
(2019)Journal of InstrumentationThe performance of missing transverse momentum (vec pTmiss) reconstruction algorithms for the CMS experiment is presented, using proton-proton collisions at a center-of-mass energy of 13 TeV, collected at the CERN LHC in 2016. The data sample corresponds to an integrated luminosity of 35.9 fb-1. The results include measurements of the scale and resolution of vec pTmiss, and detailed studies of events identified with anomalous vec pTmiss. ...Journal Article -
An embedding technique to determine ττ backgrounds in proton-proton collision data
(2019)Journal of InstrumentationAn embedding technique is presented to estimate standard model ττ backgrounds from data with minimal simulation input. In the data, the muons are removed from reconstructed μμ events and replaced with simulated tau leptons with the same kinematic properties. In this way, a set of hybrid events is obtained that does not rely on simulation except for the decay of the tau leptons. The challenges in describing the underlying event or the ...Journal Article