MetricsWeighted (version 0.1.0)

f1_score: F1 score

Description

Weighted F1 score, the harmonic mean of precision and recall.

Usage

f1_score(actual, predicted, w = NULL, ...)

Arguments

actual

Observed values (0 or 1).

predicted

Predicted values (0 or 1).

w

Optional case weights.

...

Further arguments passed to precision and recall.

Value

A numeric vector of length one.

See Also

precision, recall.

Examples

# NOT RUN {
f1_score(c(0, 0, 1, 1), c(0, 0, 1, 1))
f1_score(c(1, 0, 0, 1), c(0, 0, 1, 1))
f1_score(c(1, 0, 0, 1), c(0, 0, 1, 1), w = 1:4)

# }