Fig. 4From: Utilizing imbalanced electronic health records to predict acute kidney injury by ensemble learning and time series modelStudy sample characteristics of ICUC and MIMIC III. (a) ICUC-timing of AKI onset (b) MIMIC III-timing of AKI onset (c) ICUC-drugs popularity (d) MIMIC III-drugs popularity. These figure were generated by Excel 2019Back to article page