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The Shapley additive explanations (SHAP) value of the extreme gradient boosting model on the testing set. The summary plot illustrates the feature values and the SHAP values of individual points. Features with name ending in “_to_mean” represent the calculated difference between the original feature and past 4 week average in clinical assessment and between the original feature and past 7 day average in wearable device data. AKPS: Australia-modified Karnofsky Performance Status.
