Muon ID and Isolation Efficiencies in 2012 Run

Muon ID and Isolation Efficiencies in 2012 Run. AB CMS Collaboration

• Muon ID efficiencies: Outline – Tight • • global muon PF muon global. Track. normalized. Chi 2< 10 global. Track. number. Of. Valid. Muon. Hits > 0 number. Of. Matched. Stations > 1 |dxy| < 0. 2 cm, |dz| < 0. 5 cm number. Of. Valid. Pixel. Hits > 0 tracker. Layers. With. Measurement > 5 – Loose • PF muon • global or tracker muon • Isolation efficiencies for tight muons: – tracker relative isolation ((∑p. T(TRK))/p. T) < 0. 1 (cone ΔR=0. 3) – combined relative PF isolation (∑ET(ch. Had from PV)+∑ET(neut. Had)+∑ET(photons))/p. T < 0. 12 and < 0. 20 with d. Beta correction for pile up (cone ΔR =0. 4). Delta. Beta: Correction to the neutral component of the combined isolation, taking into account the charged particles in the cone of interest but with particles not originating from the primary vertex, and the average of neutral to charged particles as measured in jets • Plot efficiencies for Data, MC and scale factors vs eta, pt (barrel, overlap, endcap), number of vertices

Method – Method: Tn. P Selection on Zs • Tag muon: – Tight 2012 definition – p. T > 15 Ge. V – matched to trigger (Iso. Mu 24) for trigger efficiencies • Z mass window: 70 - 130 Ge. V • PDF shape: – signal = sum of 2 Voigts – background = exponential

Plots for Approval • Loose Selection Efficiency (Data and MC) and scale factors vs eta • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 4

Plots for Approval • Loose Selection Efficiency (Data and MC) and scale factors vs pt in the barrel • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 5

Plots for Approval • Loose Selection Efficiency (Data and MC) and scale factors vs pt in the overlap • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 6

Plots for Approval • Loose Selection Efficiency (Data and MC) and scale factors vs pt in the endcap • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 7

Plots for Approval • Loose Selection Efficiency (Data and MC) and scale factors vs Number of Vertices • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 8

Plots for Approval • Tight Selection Efficiency (Data and MC) and scale factors vs eta • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 9

Plots for Approval • Tight Selection Efficiency (Data and MC) and scale factors vs pt in the barrel • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 10

Plots for Approval • Tight Selection Efficiency (Data and MC) and scale factors vs pt in the overlap • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 11

Plots for Approval • Tight Selection Efficiency (Data and MC) and scale factors vs pt in the endcap • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 12

Plots for Approval • Tight Selection Efficiency (Data and MC) and scale factors vs Number of Vertices • Tn. P method used on Zs • Probes general tracks 01/10/12 S. G. L, Ivan Mikulec 13

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs eta Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 14

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the barrel Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 15

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the overlap Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 16

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the endcap Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 17

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs Number of Vertices Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 18

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 20 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs Eta Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 19

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 20 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the barrel Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 20

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 12 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the overlap Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 21

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 20 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs pt in the endcap Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 22

Plots for Approval • • • Efficiency (Data and MC) and scale factors for a cut at < 0. 20 for PF Combined Relative Isolation with Delta. Beta correction for pile up vs Number of Vertices Tn. P method used on Zs Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 23

Plots for Approval • Efficiency (Data and MC) and scale factors for a cut at < 0. 1 for Tracker Relative Isolation vs eta • Tn. P method used on Zs • Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 24

Plots for Approval • Efficiency (Data and MC) and scale factors for a cut at < 0. 1 for Tracker Relative Isolation vs pt in the barrel • Tn. P method used on Zs • Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 25

Plots for Approval • Efficiency (Data and MC) and scale factors for a cut at < 0. 1 for Tracker Relative Isolation vs pt in the overlap • Tn. P method used on Zs • Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 26

Plots for Approval • Efficiency (Data and MC) and scale factors for a cut at < 0. 1 for Tracker Relative Isolation vs pt in the endcap • Tn. P method used on Zs • Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 27

Plots for Approval • Efficiency (Data and MC) and scale factors for a cut at < 0. 1 for Tracker Relative Isolation vs number vertices • Tn. P method used on Zs • Probes Tight Muons 01/10/12 S. G. L, Ivan Mikulec 28