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  1. Lucene - Core
  2. LUCENE-7305

Use macro average in confusion matrix metrics to normalize imbalanced classes

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 6.1
    • Component/s: modules/classification
    • Labels:
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    • Lucene Fields:
      New

      Description

      ConfusionMatrix multi class measures should be based on macro average to avoid bias (for the good or the bad) from imbalanced classes.

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            • Assignee:
              teofili Tommaso Teofili
              Reporter:
              teofili Tommaso Teofili
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