Extract Row-wise Subset of a Result

Extract a subset of rows from a classification/regression result object.

Usage

sub_result(x, indices)

Arguments

x

The input result object.

indices

Row indices to extract.

Value

A new result object with the specified rows.

Examples

cres <- binary_classification_result(
  observed = factor(c("a","b","a")),
  predicted = factor(c("a","b","b")),
  probs = matrix(c(.8,.2,.4,.3,.7,.6), ncol=2, dimnames=list(NULL,c("a","b")))
)
sub_result(cres, 1:2)
#> 
#>  Binary Classification Result 
#> 
#> - Data Summary 
#>   - Observations:  2 
#>   - Classes:  a, b 
#>   - Test Indices:  None 
#> - Performance Metrics 
#>   - Accuracy:  1.0000 
#>   - Sensitivity:  1.0000 
#>   - Specificity:  1.0000 
#>