w_circle | R Documentation |
Creates a matrix
with where a circular pattern is filled with values of 1
and the remaining cells are filled with values of 0
(see Examples).
w_circle(k)
k |
Neighborhood size around focal cell. Must be an odd number. For example, |
A matrix
with a circular pattern.
m = w_circle(3)
image(m, asp = 1, axes = FALSE)
m = w_circle(5)
image(m, asp = 1, axes = FALSE)
m = w_circle(15)
image(m, asp = 1, axes = FALSE)
m = w_circle(35)
image(m, asp = 1, axes = FALSE)
m = w_circle(91)
image(m, asp = 1, axes = FALSE)
m = w_circle(151)
image(m, asp = 1, axes = FALSE)
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