Recale the rectangular image to unit square
Usage
scale2unitarea(im, length.x, length.y, return.fun = TRUE)
Arguments
- im
Pixel image object of class "im" or function of spatial location
of class "funxy" from spatstat package.
- length.x, length.y
Numeric. Side lengths.
- return.fun
Logical. If TRUE, convert the scaled image to function.
Otherwise, return the image itself.