Figure 4

Detector-level jet mass distributions in \PbPb{} data and PYTHIA (tune A) embedded into \PbPb{} collisions. Centrality: 0--10\%. Anti-\kt{} with $R=0.4$. Left: area-based background subtraction. Right: constituent background subtraction
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[png]   [pdf]   [eps]
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]