[Metric] Add quadratic kappa #1104
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Job PR-1104-1 is done. |
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Job PR-1104-2 is done. |
jwmueller
reviewed
May 12, 2021
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shouldn't labels be optional arg here?
jwmueller
approved these changes
May 12, 2021
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Job PR-1104-3 is done. |
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Description of changes:
Add Quadratic Kappa as a metric. Reference: https://www.kaggle.com/aroraaman/quadratic-kappa-metric-explained-in-5-simple-steps
Quadratic Kappa is designed for rating predictions, when predicting 1 with 2 will have smaller penalty than predicting 1 with 5.
FYI @sallypannn
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