p.profileTraces {sfsmisc} | R Documentation |
Displays a series of plots of the profile t function and the likelihood
profile traces for the parameters in a nonlinear regression model that
has been fitted with nls
and profiled with
profile.nls
.
p.profileTraces(x, cex = 1, subtitle = "t-Profil-Plot und Profilspuren")
x |
an object of class nls , typically resulting from
nls(.) . |
cex |
character expansion, see par(cex =) . |
subtitle |
a subtitle to set for the plot. |
plot.profile.nls
from the nls
package
just does ``the diagonals''.
Andreas Ruckstuhl, R port by Isabelle Flückiger and Marcel Wolbers
profile
, and from the nls
package,
nls
, profile.nls
,
plot.profile.nls
.
require(nls) data(Puromycin) Treat <- Puromycin[Puromycin$state == "treated", ] fm <- nls(rate ~ T1*conc/(T2+conc), data=Treat, start = list(T1=207,T2=0.06)) (pr <- profile(fm)) # quite a few things.. op <- par(mfcol=1:2) plot(pr) # -> 2 `standard' plots par(op) ## ours: p.profileTraces(pr)