RRSE {measures}

Root relative squared error

Description

Defined as sqrt (sum_of_squared_errors / total_sum_of_squares). Undefined for single instances and when every truth value is identical. In this case the output will be NA.

Usage

RRSE(truth, response)

Arguments

truth

[numeric] vector of true values

response

[numeric] vector of predicted values

Examples

n = 20
set.seed(123)
truth = rnorm(n)
response = rnorm(n)
RRSE(truth, response)