r {valmetrics}

r

Description

Calculates the Pearson product moment correlation coefficient (r) from observed and predicted values.

Usage

r(o, p)

Arguments

o

A numeric vector. Observed values.

p

A numeric vector. Predicted values.

Details

Interpretation: larger absolute value is better.

Value

Pearson product moment correlation coefficient (r).

Author(s)

Kristin Piikki, Johanna Wetterlind, Mats Soderstrom and Bo Stenberg, E-mail: [e-mail]

Examples

obs<-c(1:10)
pred<-c(1, 1 ,3, 2, 4, 5, 6, 8, 7, 10)
r(o=obs, p=pred)