as.data.frame.im {spatstat} | R Documentation |
Convert a pixel image to a data frame
## S3 method for class 'im' as.data.frame(x, ...)
x |
A pixel image (object of class |
... |
Further arguments passed to
|
This function takes the pixel image x
and returns a data frame with three columns
containing the pixel coordinates and the pixel values.
A data frame
Adrian Baddeley Adrian.Baddeley@csiro.au http://www.maths.uwa.edu.au/~adrian/ and Rolf Turner r.turner@auckland.ac.nz
# artificial image Z <- setcov(square(1)) Y <- as.data.frame(Z) head(Y)