RSQ: Coefficient of determination
In measures: Performance Measures for Statistical Learning

Also called R-squared, which is 1 - residual_sum_of_squares / total_sum_of_squares.

1	RSQ(truth, response)

`truth`	[numeric] vector of true values
`response`	[numeric] vector of predicted values

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

measures documentation built on Jan. 19, 2021, 5:08 p.m.

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