NLSstClosestX
Inverse Interpolation
Use inverse linear interpolation to approximate the x
value at
which the function represented by xy
is equal to yval
.
- Keywords
- manip
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
Examples
library(stats)
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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