Sure. I attached it, but those get stripped. I didn't realize that this was going to the list.
Try here: http://dl.dropbox.com/u/36863361/cluster-viz.r And here for the image: http://dl.dropbox.com/u/36863361/xyz.png On Wed, Nov 30, 2011 at 4:04 PM, Grant Ingersoll <[email protected]>wrote: > Can you share the R code too? > > On Nov 30, 2011, at 2:58 PM, Ted Dunning wrote: > > > Here is some that I just whipped up. I have also attached an example of > the output. > > > > In the sample output, notice how you can see different stories about > what clusters the brown-ish and purple clusters are near.<xyz.png> > > > > On Tue, Nov 29, 2011 at 8:03 AM, Grant Ingersoll <[email protected]> > wrote: > > I'm still learning R, do you have code handy you could share? > > > > On Nov 29, 2011, at 6:25 AM, Ted Dunning wrote: > > > > > Coloring is pretty easy in R, which is what I use. I just build a > color > > > map with the right number of indices and use the cluster id to index > the > > > colormap. For grins, I vary the transparency according to how > seriously > > > down-sampled the cluster is. That lets me get a good visual feel for > the > > > actual cluster size. > > > > > > On Tue, Nov 29, 2011 at 5:03 AM, Grant Ingersoll <[email protected] > >wrote: > > > > > >> Anyone have an easy algorithm for coloring clusters in a nice way? > That > > >> is, given k clusters, color each centroid and all of it's associated > points > > >> in such a way that it is visually appealing and avoids, to the extent > it > > >> can, coloring two unique clusters the same color. > > >> > > > > > > > > > > > > -------------------------------------------- > Grant Ingersoll > http://www.lucidimagination.com > > > >
