MIE-NSCT: Adaptive MRI Enhancement Based on Nonsubsampled Contourlet Transform

Table 4

Classification experiment results.

Assessment indicators	Original train (%)	Original test (%)	MIE-NSCT train (%)	MIE-NSCT test (%)
AUC	88.75	85.69	90.77	91.82
ACC	87.83	86.07	94.68	93.75
SEN	93.75	93.30	98.99	97.02
SPE	71.25	65.83	82.60	84.58
PPV	90.13	88.43	94.10	94.63
NPV	80.28	77.83	96.71	91.03