Description Usage Arguments Value Examples
This function computes the Accuracy loss (Acc) provided preds
and labels
, while handling multiclass problems.
1 |
preds |
The |
labels |
The |
threshold |
The |
The Accuracy.
1 2 3 4 5 6 7 8 9 10 11 | library(data.table)
# Binary classification problem
my_preds <- dnorm(rnorm(n = 9*6*10))
my_labels <- as.numeric(runif(n = 9*6*10) >= 0.5)
df_acc(my_preds, my_labels)
# Multiclass classification problem
my_preds <- data.table(matrix(dnorm(rnorm(n = 9*6*10)), nrow = 9*10))
my_labels <- rep(c(1, 2, 3, 4, 5, 1, 0, 2, 3), 10)
df_acc(my_preds, my_labels)
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