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<operator name="RegressionPerformance" class="RegressionPerformance"> <parameter key="main_criterion" value="squared_correlation"/> <parameter key="skip_undefined_labels" value="false"/> <parameter key="use_example_weights" value="false"/> </operator>
Answers
If this is not correct, please provide a link or an explanation.
Does that help?
If this is what you mean...
http://en.wikipedia.org/wiki/Coefficient_of_determination
Then this might be what you are after