quantile.im
From spatstat v1.64-1
by Adrian Baddeley
Sample Quantiles of Pixel Image
Compute the sample quantiles of the pixel values of a given pixel image.
Usage
# S3 method for im
quantile(x, …)
Arguments
- x
A pixel image. An object of class
"im"
.- …
Optional arguments passed to
quantile.default
. They determine the probabilities for which quantiles should be computed. Seequantile.default
.
Details
This simple function applies the generic quantile
operation
to the pixel values of the image x
.
This function is a convenient way to inspect an image and to obtain summary statistics. See the examples.
Value
A vector of quantiles.
See Also
Examples
# NOT RUN {
# artificial image data
Z <- setcov(square(1))
# find the quartiles
quantile(Z)
# find the deciles
quantile(Z, probs=(0:10)/10)
# }
Community examples
Looks like there are no examples yet.