How to 'cluster' nodes of same group in force directed graph

[Amey Sakhadeo]

Hi,

I am using D3 to generate a force directed graph. My graph would have nodes, each of which belong to a particular 'cluster' group.

Does D3 have any built in feature to help me achieve something like this:

instead of this:

Any help is greatly appreciated! Thanks!

[Makoto Inoue]

Hi, Amey.

Can you integrate with these examples?

http://mbostock.github.com/d3/talk/20110921/#14

http://mbostock.github.com/d3/talk/20110921/#15

Not sure how it affects the force once you connect nodes with links though.

Makoto

[Christina Christodoulakis]

Hello!!

did you manage to solve this? I would appreciate the solution, I'm having the same trouble.

regards,

Christina

[Victor Powell]

you can use fixed, invisible, foci nodes that are attached by links to all of a single groups nodes. then, move around and animate the foci nodes. here's a simple example:

http://bl.ocks.org/vicapow/6191895

- victor