residuals.ppmodel: Residuals from a regression ppforest2 model.

In ppforest2: Projection Pursuit Oblique Decision Trees and Random Forests

Residuals from a regression ppforest2 model.

Description

Returns y - fitted(model). Only defined for regression models — classification residuals have no canonical scalar form, so this method errors on classification models rather than inventing a convention.

Usage

## S3 method for class 'ppmodel'
residuals(object, ...)

Arguments

object	A pprf or pptr regression model.
...	Unused.

Value

A numeric vector of length nobs(object).

See Also

fitted.ppmodel

ppforest2 documentation built on July 21, 2026, 9:07 a.m.