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Single-Top NN Training

2 Jets, 1 bTag, t-channel Training36.0 t-channel events @ 1.5 fb36.0 t-channel events @ 1.5 fb-1-1

18.6 s-channel events18.6 s-channel events981.2 background events981.2 background events

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Prepro_iter_mix_#hidden: 912_100_50_15

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Variation of number of hidden nodes

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Variation of number of hidden nodes

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Variation of signal fraction

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912_100_50_15

Total corr to target: 66% / 184sigmaBest variables:M(lnub) 119 sigmaKA_NN_btag 87 sigmaM(j1j2) 76 sigmaQEta 52 sigmaCos_Theta(lep,q) 29 sigma M_T_lnub 29 sigmaEta_loosej1 22 sigmaEta_W 20 sigmaCos(lep_W,W) 17 sigmaP_T(lnub) 14 sigmaM_T(W) 10 sigmaHT 10 sigma

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Prepro_iter_mix_#hidden: 612_100_50_15

t-channel signal / sqrt(B*1.2)Sum 3.04CEM 2.30PHX 0.99CMUP 1.56CMX 1.03

s-channel signal / sqrt(B*1.2)Sum 0.82

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M(lnub)

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NN btag (KIT NN Flavor Separator)

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M(j1j2)

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Q x Eta(lj)

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Cosθ(lep,lj)

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MT(lnub)

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η(loose j1)

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η(W)

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Cosθ(lep_W,W)

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PT(lnub)

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MT(W)

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HT