On 2012-02-01, at 5:10 AM, Mathieu Blondel wrote: > Hello, > > I just realized that the function "mean_square_error" returns > np.sum((y_true - y_pred) ** 2) instead of np.mean((y_true - y_pred) ** > 2). Hence it is more a cumulated error than a mean error. > > I would like to fix this but this will change people's results.
I might suggest mean over training examples but sum over output dimensions, if there is more than one. David ------------------------------------------------------------------------------ Keep Your Developer Skills Current with LearnDevNow! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-d2d _______________________________________________ Scikit-learn-general mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/scikit-learn-general
