Maybe I misunderstood Alex's comment but I thought he meant (Pearson) correlation. Alex, when you mentioned brain imaging, did you mean Pearson correlation or concordance correlation? I can't comment on concordance correlation as I was not familiar with it.
On Tue, Sep 8, 2015 at 3:12 PM, Andreas Mueller <t3k...@gmail.com> wrote: > > > On 09/08/2015 06:42 AM, Mathieu Blondel wrote: > >> Pearson correlation between y_true and y_pred is also a standard >> evaluation metric in genomic selection. In a sense, it can be seen as a >> ranking measure since y_true and y_pred don't need to be equal: they only >> need to be collinear to achieve perfect correlation. >> >> +1 for adding pearson_correlation_score >> > I thought we were discussiong the concordance correlation coefficient? >
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