There was a parsimonious model that got to 8% improvement. We know this as it was posted publicly by "Simon Funk" [0] after he decided to give up halfway throug

There was a parsimonious model that got to 8% improvement. We know this as it was posted publicly by "Simon Funk" [0] after he decided to give up halfway through the competition. This simple but more accurate model would have been a useful foundation for Netflix to build its own internal models on, and highlight the flaws in the assumption of the Cinermark algo. [0] http://sifter.org/~simon/journal/20061211.html http://sifter.org/~simon/journal/20061211.html