spatstat.geom (version 2.0-1)

zapsmall.im: Rounding of Pixel Values

Description

Modifies a pixel image, identifying those pixels that have values very close to zero, and replacing the value by zero.

Usage

zapsmall.im(x, digits)

Arguments

x

Pixel image (object of class "im").

digits

Argument passed to zapsmall indicating the precision to be used.

Value

Another pixel image.

Details

The function zapsmall is applied to each pixel value of the image x.

See Also

zapsmall

Examples

# NOT RUN {
  Z <- as.im(function(x,y) { exp(-40*(x+y)) }, square(1), dimyx=32)
  zapsmall.im(Z)
# }