loessDeriv {DAMisc}R Documentation

Estimate Derivatives of LOESS Curve.

Description

Estimates the first derivatives of the LOESS curve.

Usage

loessDeriv(obj, delta = 1e-05)

Arguments

obj

An object of class loess.

delta

Small change to be induced to estimate derivative.

Value

A vector of first derivative values evaluated at each original x-value.

Author(s)

Dave Armstrong


[Package DAMisc version 1.7.2 Index]