On Wed, Sep 21, 2011 at 6:15 PM, Olivier Grisel
<[email protected]> wrote:

> The narrative doc of the cross validation module was not following a
> very logical order. I fixed that by introducing the  motivation and
> basic usage example first and then introducing the list of all
> available cross validation strategies:

I think that we should mention the following 2 use cases of cross-validation:
- performance evaluation when an explicit test set is not available
- hyper-parameter tuning

It seems to me that only the 1st one is currently mentioned.

Mathieu

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