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Looking in gamma_ana.txt, I found the exact cuts that Eric was using. Namely, the prefilters that were being applied before the cut efficiencies were evaluated. I've listed them here for completeness.

nSig

nBkg

~9x10^5

~4x10^6

~9 x 10^5

~4 x 10^6

Name

Purpose

Gamma Efficiency

Bkg Efficiency

Cut

IrrFilter

Remove irreducible bkg events

0%

13% (cut)

Code Block
((McZDir < -.2 && McId < 20) | (McZDir < .1 & McId > 20))
&& McAcdZEnter > 100 && McCharge !=0 && McTHPosHitOthers < 6

TkrCalCore

Take only "good" events

6.2%

2.2%

Code Block
TkrNumTracks>0 && CalEnergyRaw > 5 && CalCsIRLn>4 && CTBCORE>0.1

AcdEngFilter

Only events with moderate signal in the ACD

0%

47%

Code Block
(AcdTotalEnergy+AcdRibbonEnergy<0.05) && McZDir > 0 

Prefilter

Only select relevant events

6.2%

1.2%

Code Block
(TkrCalCore && !(IrrFilter) && !(AcdEngFilter)

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