
x
) of the graph of y
versus
x
from the xy
object. Primarily used within
initial
functions for self-starting nonlinear regression
models.
NLSstLfAsymptote(xy)
sortedXyData
objectx
.
sortedXyData
,
NLSstClosestX
,
NLSstRtAsymptote
,
selfStart
DNase.2 <- DNase[ DNase$Run == "2", ]
DN.srt <- sortedXyData( expression(log(conc)), expression(density), DNase.2 )
NLSstLfAsymptote( DN.srt )
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