Fig. 18.

Kaon identification efficiency and pion misidentification rate measured using simulated events as a function of track momentum. Two different \documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$\Delta \log \mathcal{L}(\mbox{K}-\pi)$\end{document} requirements have been imposed on the samples, resulting in the open and filled marker distributions, respectively