This looks great, Ted, thanks for sharing. Dawid
On Thu, Dec 1, 2011 at 3:32 AM, Ted Dunning <ted.dunn...@gmail.com> wrote: > 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 <gsing...@apache.org>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 <gsing...@apache.org> >> 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 <gsing...@apache.org >> >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 >> >> >> >>
