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stats (version 3.3.1)

NLSstClosestX: Inverse Interpolation

Description

Use inverse linear interpolation to approximate the x value at which the function represented by xy is equal to yval.

Usage

NLSstClosestX(xy, yval)

Arguments

xy
a sortedXyData object
yval
a numeric value on the y scale

Value

A single numeric value on the x scale.

See Also

sortedXyData, NLSstLfAsymptote, NLSstRtAsymptote, selfStart

Examples

Run this code
DNase.2 <- DNase[ DNase$Run == "2", ]
DN.srt <- sortedXyData(expression(log(conc)), expression(density), DNase.2)
NLSstClosestX(DN.srt, 1.0)

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