K Means Clustering
by iamVFX
Cords
by 
Proximity weight accumulate
by Tekano
EMDL file in 7zip
by Alan Fregtman
SOFTIMAGE|UeberTage 2012: Eric Mootz “emTopolizer & emFluid5”
CVFX Feather System – pt1
from Fabricio Chamon
3DS Max Thinking Particles to Maya and Softimage via Alembic
from Exocortex
eX-SI 
“Proximity weight accumulate” wasn’t really of “this” week, now was it? 😉
Whoops, no it isn’t. I just saw the “Oct 23” part of the original post, not the 2009 part 😉