$selected_features
[1] "miR-1"  "miR-27" "miR-19" "miR-17" "miR-16" "miR-29"

$feature_subsets_with_min_OOBerror_plus_1SD
[1]  6  7  8  9 10 11 12 13

$OOB_error_rate_summary
   Features    Mean          SD         SEM
1         1 0.23250 0.033502970 0.004738035
2         2 0.07375 0.024255496 0.003430245
3         3 0.00375 0.014993621 0.002120418
4         4 0.05500 0.020516295 0.002901442
5         5 0.00125 0.008838835 0.001250000
6         6 0.00000 0.000000000 0.000000000
7         7 0.00000 0.000000000 0.000000000
8         8 0.00000 0.000000000 0.000000000
9         9 0.00000 0.000000000 0.000000000
10       10 0.00000 0.000000000 0.000000000
11       11 0.00000 0.000000000 0.000000000
12       12 0.00000 0.000000000 0.000000000
13       13 0.00000 0.000000000 0.000000000

$SFS_matrix
         miR-1      miR-27    miR-19     miR-17      miR-16     miR-29
V1  0.02988938 0.058773318 0.6464010 0.07383765 0.007886430 0.03189701
V2  0.02988938 0.049030504 0.6464010 0.05877332 0.007886430 0.03189701
V3  0.03852812 0.052134880 0.7837999 0.07383765 0.007886430 0.02437997
V4  0.03852812 0.052134880 0.6464010 0.06503953 0.007886430 0.02437997
V5  0.02988938 0.049030504 0.7837999 0.07383765 0.009068414 0.02772046
V6  0.03189701 0.046021137 0.7837999 0.07383765 0.007886430 0.02772046
V7  0.03189701 0.046021137 0.7837999 0.07383765 0.007886430 0.02772046
V8  0.02988938 0.009068414 0.7837999 0.08295620 0.007886430 0.03189701
V9  0.04903050 0.027720457 0.6464010 0.06503953 0.014003746 0.07383765
V10 0.04602114 0.007886430 0.5277544 0.05877332 0.017259277 0.03346258
V11 0.04602114 0.009068414 0.6464010 0.05877332 0.010759519 0.04903050
V12 0.04903050 0.033462584 0.5277544 0.05213488 0.009068414 0.03189701
V13 0.08295620 0.029889377 0.5277544 0.05877332 0.010759519 0.03189701
V14 0.04108325 0.027720457 0.5277544 0.05213488 0.010759519 0.03583229
V15 0.03852812 0.027720457 0.5277544 0.06190643 0.009068414 0.05213488
V16 0.04602114 0.027720457 0.5277544 0.05213488 0.007886430 0.02988938