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Cluster splitting - all cluster pairs

Cluster splitting - all cluster pairs. Cut to reject split clusters. Physically motivated by pair mass vs asymm and opening angle: m =  R*pt1*√(1-asymm)/(1+asymm) asymm signed for this cut: asym = (pt1-pt2)/(pt1+pt2) cut: reject photons that have any pair with m < 0.05.

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Cluster splitting - all cluster pairs

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  1. Cluster splitting - all cluster pairs

  2. Cut to reject split clusters • Physically motivated by pair mass vs asymm and opening angle: • m = R*pt1*√(1-asymm)/(1+asymm) • asymm signed for this cut: asym = (pt1-pt2)/(pt1+pt2) • cut: reject photons that have any pair with m < 0.05

  3. Cluster splitting - with cuts

  4. residual bad towers

  5. Cluster splitting - with cuts

  6. 0 efficiency

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