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DAMisc (version 1.7.2)

loessDeriv: 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.