Algorithm
R2 Score
Description
The coefficient of determination, denoted R2, is the proportion of the variance in the dependent variable that
is predictable from the independent variable(s).
$$ R^2 = 1 - \frac{\sum (y_i - \hat{y}_i)^2}{\sum (y_i - \bar{y})^2} $$
Use Cases
Regression Goodness-of-Fit