.selfsim | R Documentation |
Returns the self-similarity of an image matrix as the degree to which the slope of the log-log power spectrum falls with power according to the value of 2.
.selfsim(img, full, raw, logplot)
img |
A matrix of numeric values or integer values, preferably by square size. |
full |
logical. Should the full frequency range be used for interpolation? |
raw |
logical. Should the raw value of the regression slope be returned? |
logplot |
logical. Should the log-log power spectrum of the image be plotted? |
a numeric value (self-similarity)
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