Plot the smoothed density function returned by ngsmth
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# S3 method for ngsmth
plot(x, type = c("trend", "smt"), theta = 0, phi = 15,
expand = 1, col = "lightblue", ticktype= "detail", …)
an object of class "ngsmth"
.
plotted values, either or both of "trend" and "smt".
graphical parameters in perspective
plot persp
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further graphical parameters may also be supplied as arguments.