im.object
From spatstat v1.4-3
by Adrian Baddeley
Class of Images
A class "im"
to represent a two-dimensional pixel image.
- Keywords
- spatial
Details
An object of this class represents a two-dimensional pixel image. It specifies
- the dimensions of the rectangular array of pixels
- $x$and$y$coordinates for the pixels
- a numeric value (``grey value'') at each pixel
code
image.default(xcol, yrow, t(im))
tabular
ll
tab
matrix of values
dim
dimensions of matrix v
xrange
range of $x$ coordinates of image window
yrange
range of $y$ coordinates of image window
xstep
width of one pixel
ystep
height of one pixel
xcol
vector of $x$ coordinates of centres of pixels
yrow
vector of $y$ coordinates of centres of pixels
bold
- row
- y
- x
Warnings
The internal representation of images is likely to change in the next release of this package.
See Also
Community examples
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