[ fxtools sample
]
Summary
This command will randomly downsample the number of records in your input fastx
by some frequency f
.
Expected Input
>AP2S1_a
ACTG
>AP2S1_b
ACTT
>AP2S2_a
CCCT
>AP2S2_b
CCCC
Expected Output
With frequency 0.75.
>AP2S1_a
ACTG
>AP2S2_a
CCCT
>AP2S2_b
CCCC
Usage
# standard sampling 50% of records
fxtools sample -i <fastx> -f 0.5
# from pipeline subsampling 30% of records
fxtools filter -i <fastx> -p "ACTCGCG" | fxtools sample -f 0.3