rspectrum | R Documentation |
This is an internal function and not to be used stand-alone.
rspectrum(x, w, n = TRUE, h = TRUE, env, ...)
x |
a square matrix |
w |
a moving window size |
n |
normalize, bolean |
h |
high pass filter on the two first spectra values
set to 0, limits the influence of low frequency components
bolean |
env |
local environment to evaluate |
... |
additional parameters to forward |
Returns a radial spectrum values for the image used in order to classify texture using a PCA (or other) analysis.
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