Sorry I wasn't really following this thread - I've got lots of random throw away's for gephi visualisations for clustering and graphs (But not mahout based). Does the patch (https://issues.apache.org/jira/browse/MAHOUT-899) have an output file that I can use to generate visuals from? I'll can clean something up and add it to the patch.
On Thu, Dec 1, 2011 at 7:57 AM, Dawid Weiss <[email protected]>wrote: > This looks great, Ted, thanks for sharing. > > Dawid > > On Thu, Dec 1, 2011 at 3:32 AM, Ted Dunning <[email protected]> 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 <[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 > >> > >> > >> > >> >
