fficiently large cluster to process the data, would
> increasing the values necessarily give me a better recommendation? Which
> do you feel would have the largest impact on the quality of the
> recommendation?
>
> Brian
>
>
> On Thu, Sep 12, 2013 at 7:05 AM, 林伟 wrote:
>
Hi Brian *& *Miliauskas,
I am a data mining engineer form Taobao recommendation team. In past one
month, I have read all the code of mahout itemCF.
So maybe I can answer this question.
We consider the input of itemCF for one user is a item vector, like this
(the notation is from Json object model