Description Usage Arguments Value Author(s) Examples
View source: R/venn_functions.R
Takes potential points to be plotted in the venn diagrams and returns whether the point is inside or outside of the ellipse described by x, y, a, b, and alpha.
1 | ellipse.ind(ps, x, y, a, b, alpha)
|
ps |
a n x 2 matrix of coordinates. |
x |
the x coordinate of the center of the ellipse. |
y |
the y coordinate of the center of the ellipse. |
a |
the x-radius of the ellipse. |
b |
the y-radius of the ellipse. |
alpha |
the angle of rotation of the ellipse |
a length n vector indicating whether each point is inside the ellipse.
Kristian Lum kl@hrdag.org
1 2 3 4 5 |
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