hist.im {spatstat} | R Documentation |
Computes and displays a histogram of the pixel values in a pixel image.
The hist
method for class "im"
.
hist.im(x, ...)
x |
A pixel image (object of class "im" ). |
... |
Arguments passed to hist.default . |
This function computes and (by default) displays a histogram
of the pixel values in the image x
.
An object of class "im"
describes a pixel image. See im.object
)
for details of this class.
The function hist.im
is a method for the generic
function hist
for the class "im"
.
Any arguments in ...
are passed to hist.default
.
For example, such arguments control the axes, and may be used to
suppress the plotting.
A single number.
Adrian Baddeley adrian@maths.uwa.edu.au http://www.maths.uwa.edu.au/~adrian/ and Rolf Turner rolf@math.unb.ca http://www.math.unb.ca/~rolf
hist
,
hist.default
,
im.object
,
summary.im
.
X <- as.im(function(x,y) {x^2}, unit.square()) hist(X)