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From Sean Owen <sro...@gmail.com>
Subject Re: What equation do NDCG used ?
Date Wed, 04 Apr 2012 21:59:59 GMT
No, re-read my last message. The ordering matters, since the discount
changes at each position.

On Wed, Apr 4, 2012 at 10:36 PM, ziad kamel <ziad.kamel25@gmail.com> wrote:
> It seems that having a recommended list that is for example
>
> 9, 23, 8
> or
> 8 , 9 , 23
> will give same NDGC , since it just have to be within the relevant
> list . NDGC usually being used in ranking lists , that is why I think
> relevant 0 or 1 won't work.

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