s/n correlation-based entropy-based mRMR-MID mRMR-MIQ
1 vCDR vCDR vCDR vCDR
2 CupHMM CupHMM ms2 iopl
3 CupAreaMM CupAreaMM RNFL ISNT
4 I S AlphaPPA CupAreaMM
5 S I anisometropia AlphaPPA
6 T T ISNT glyn
7 N ocular_htnl smks_cat age
8 RimAreaMM ISNT glyn S
9 DiscAreaMM iopl DiscAreaMM I
10 ocular_htnl N iopl ocular_htnl
11 ISNT RimAreaMM T RNFL
12 age ocular_htn age CupHMM
13 iopl agegp CupAreaMM T
14 AlphaPPA DiscAreaMM ocular_htnl drlevel
15 ocular_htn glyn BestPPA anisometropia
16 agegp age I smks_cat
17 iopr ocular_htnr drlevel ocular_htn
18 DiscHMM AlphaPPA S BestPPA
19 ocular_htnr RNFL CupHMM DiscAreaMM
20 glyn DiscHMM ocular_htnr eyehist_re
Table 2: Top 20 features ranked via different feature ranking methods. Please refer to Appendix for explaination on feature symbols.