[R] Hide line ends behind unfilled circles?
Gabor Grothendieck
ggrothendieck at gmail.com
Sun Oct 15 19:13:59 CEST 2006
Here is a completely different solution using gplot in sna. We create
an edge matrix, edges, and plot it.
library(sna)
edges <- replace(matrix(0, 8, 8), cbind(match(x0, xx), match(x1, xx)), 1)
gplot(edges, coord = cbind(xx, yy), usearrows = FALSE,
vertex.col = c("black", "white")[factor(aa)])
On 10/15/06, Michael Kubovy <kubovy at virginia.edu> wrote:
> Dear r-helpers,
>
> xx <- c(0.000, 0.210, 0.714, 0.514, 1.000, 0.190, 0.590, 0.152)
> yy <- c(0.000, 0.265, 0.256, 0.521, 0.538, 0.761, 0.821, 1.000)
> aa <- c(19, 19, 19, 21, 19, 21, 21, 21)
> x0 <- xx[c(1, 1, 2, 2, 2, 3, 3, 4, 4, 4, 5, 6, 6, 7)]
> y0 <- yy[c(1, 1, 2, 2, 2, 3, 3, 4, 4, 4, 5, 6, 6, 7)]
> x1 <- xx[c(2, 3, 3, 4, 6, 4, 5, 5, 6, 7, 7, 7, 8, 8)]
> y1 <- yy[c(2, 3, 3, 4, 6, 4, 5, 5, 6, 7, 7, 7, 8, 8)]
>
> plot(yy ~ xx, pch = aa, cex = 3)
> segments(x0, y0, x1, y1)
>
> Can anyone suggest a way of insuring that the lines are hidden behind
> the unfilled circles?
> _____________________________
> Professor Michael Kubovy
> University of Virginia
> Department of Psychology
> USPS: P.O.Box 400400 Charlottesville, VA 22904-4400
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> WWW: http://www.people.virginia.edu/~mk9y/
>
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