distogram | R Documentation |
This function draws a color-coded, rotated triangular matrix indicating the "distance" between every pair of items.
distogram(x, map,
n = 10, base = NA, colFn = heat,
key = TRUE, title = NA, ...)
x |
A |
map |
A color map, as generated by |
n, base, colFn |
Arguments passed to |
key |
Add a color key? |
title |
Title for the color key. |
... |
Further arguments passed to |
If the input x
is a matrix, the lower triangle is extracted by default (but see the arguments for trianglegram
).
The color map, invisibly.
corrogram
## Distances between European cities
distogram(eurodist, title = "Distance (km)")
## Some variations
map <- distogram(eurodist, key = FALSE, colFn = jet, right = TRUE)
vkey(map, title = "Distance (km)", x = -8)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.