Description Usage Arguments Details Value Examples
Run end-to-end Benchmark for comparison of feature selection methods.
1 2 3 4 5 6 7 8 9 10 11 |
x |
input data where columns are variables and rows are observations (all numeric) |
y |
decision variable as a boolean vector of length equal to number of observations |
methods |
A |
method.cv |
validation method |
params.cv |
A
|
level.cor |
cutoff level of correlated variables. If equal to 1 is not performed |
params |
A
|
asm |
A |
model |
A |
Benchmark for comparison of feature selection methods dedicated to high-throughput sequencing data.
selected.feature
– A list
with the result of feature selection for the selected feature selection method
ranking.feature
– A list
with the result of the rating of the variables that were most often performed in each iteration of cross-validation
stability
– A data.frame
with the result of stability of selection of feature for the selected selection method
model
– A data.frame
with the result of constructing a random forest model for the selected feature selection method
1 2 3 4 5 6 7 8 9 10 11 12 13 | decisions <- data$class
data$class <- NULL
benchmarkFS(data,
decisions,
methods = c('fs.utest', 'fs.mrmr'),
method.cv = 'cv.kfold',
params.cv = list(k = 3, iter = 10),
level.cor = 0.75,
params = list(adjust = 'SGoF', mrmr.feature.number = 10, alpha = 0.05),
asm = c('fs.utest', 'fs.mrmr'),
model = c('fs.utest', 'fs.mrmr')
)
|
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