Features selected for BsDrPn vs BsDr

MFCC1, MFCC5, MFCC9.
Sc.
Sw.
Sa.
Sk.
ASF11.
OBSI3, OBSI4.
OBSIR3.
Si10, Si15.
Tk.
$\delta$Tk.
AR1, AR2.
Ld1, Ld2, Ld3, Ld10, Ld11, Ld22, Ld24.
$\delta$Ld9.
Sh.
SMR1, SMR2, SMR6, SMR7, SMR9, SMR11, SMR12, SMR13, SMR15, SMR16, SMR17, SMR18, SMR19, SMR20, SMR22, SMR23, SMR24, SMR25, SMR27, SMR28, SMR39, SMR44, SMR50, SMR51.