Re: [scikit-learn] modifying CV score

2017-01-04 Thread Joel Nothman
Well, it returns the equivalent of lambda estimator, X, y: estimator.score(X, y) On 5 January 2017 at 08:47, Jonathan Taylor wrote: > (Think this is right reply to from a digest... If not, apologies) > > Thanks for the pointers. From what I read on the API, I gather that for an > estimator wi

Re: [scikit-learn] modifying CV score

2017-01-04 Thread Gael Varoquaux
> I've been trying to understand how to use sklearn for this as there is > no need for me to rewrite the basic CV functions. I'd like to be able > to use my own custom estimator (so I guess I just need a subclass of > BaseEstimator with a `fit` method with (X,y) signature?), as well as my > own mod

Re: [scikit-learn] modifying CV score

2017-01-04 Thread Olivier Grisel
You can indeed derive from BaseEstimator and implement fit, predict and optionally score. Here is the documentation for the expected estimator API: http://scikit-learn.org/stable/developers/contributing.html#apis-of-scikit-learn-objects As this is a linear regression model, you can also want to