1) Horn-on selection (L010185)

1) Horn-on selection (L010185)
Purity vs. Efficiency
NuBarPID
Tightening the
NuBarPID cut
nu
nubar
Cut at 0.75:
Eff: 49.22%
Pur: 99.65%
Cut at 0.80:
Eff: 47.21%
Pur: 99.71%
Cut at 0.85:
Eff: 45.25%
Pur: 99.75%
Spectrum of antineutrino like events after cuts for MC:
Same but in log scale
~3.0e19 POT
(almost all horn-on MC)
~3.0e19 POT
(almost all horn-on MC)
No events in 2nd bin with 0.85 cut
0.75 cut
0.80 cut
0.85 cut
2) Horn-off selection (L010000)
Note: The pdfs used to make the selection are the same as used in (and
obtained from) the horn-on MC.
Purity vs. Efficiency
NuBarPID
Tightening the
NuBarPID cut
nu
nubar
Æ Easier to separate neutrinos/antineutrinos in horn-off configuration
Cut at 0.75:
Eff: 50.96%
Pur: 99.85%
Cut at 0.80:
Eff: 49.00%
Pur: 99.87%
Cut at 0.85:
Eff: 46.97%
Pur: 99.88%
Spectrum of antineutrino like events after cuts for DATA and MC:
1.32e19 POT
(almost all horn-off MC)
2.77e18 POT
(all horn-off data)
0.75 cut
0.80 cut
0.85 cut

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