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From Sean Owen <sro...@gmail.com>
Subject Re: What equation do NDCG used ?
Date Wed, 04 Apr 2012 20:54:45 GMT
It's the same formula, what do you think is different?

On Wed, Apr 4, 2012 at 9:35 PM, ziad kamel <ziad.kamel25@gmail.com> wrote:
> Hi , I checked the code for NDCG and it seems not same as
> http://en.wikipedia.org/wiki/Discounted_cumulative_gain
> How that formula was derived ?
>
> Thanks

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