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. Author manuscript; available in PMC: 2023 May 23.
Published in final edited form as: IEEE Glob Commun Conf. 2019 Dec;2019:10.1109/globecom38437.2019.9014212. doi: 10.1109/globecom38437.2019.9014212

Fig. 7.

Fig. 7.

ROC curves showing diagnostic ability of our gradient boosted decision tree model binary classifier for fall detection. The “shank” sensor yielded the greatest area under curve (AUC) of 0.90 at the optimal cutoff for FPR.