Open Source Collections for Netflix Prize

C++/C
Linear Regression program of team Gravity
Icefox
Kadence's KNN(base on Icefox)
TD
Turnbeutel(SVD, base on TD)
symbol1
Source code for 0.9046 of netflix forum

Python - played around for couple weeks, very poor performance for SVD, people said need to write an extension by C/C++, ha ha extend by C/C++?, but very concise language :)
Pyflix by Deus ex silicon

Java - curious for java performance
jnetflix


And :)......