Mortality prediction in ICU Using a Stacked Ensemble Model

Figure 3

Model performance on test data. (a) Compared with three models, the proposed SEM is superior to others, which has the AUC of 0.879 and 95% CI (0.842,0.883). (b) The performance of SEM based on SetS achieves better prediction.

(a) Comparison of AUC based on three models

(b) Performance of the SEM based on SetS and SetT