Scope: PWG
PWG-DQ (Dileptons and Quarkonia)
Energy
5.02 TeV
System
Pb-Pb
Figure Group
Figure Image
Figure image (.eps)
Figure image (.pdf)
Figure Caption
Statistical significance of mass spectra in MVA and cut based analysis - full mass range
Detail description
- low-mass dielectrons
- LHC15o, low interaction rate runs
-
MVA cut at optimized value of 0.35
-
Statistical signficance: = (US-R*LS)/sqrt(US+LS)
US ... unlike sign pairs
LS ... like sign pairs
R ... R factor (~1)