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  1. Lucene - Core
  2. LUCENE-7156

Wrong accuracy and precision calculations in confusion matrix

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 5.5, 6.0
    • Fix Version/s: 6.1
    • Component/s: modules/classification
    • Labels:
      None
    • Lucene Fields:
      New

      Description

      ConfusionMatrix#getPrecision has false positives counter wrongly initialized to - classes.size() and ConfusionMatrix#getAccuracy doesn't take into account false negatives and true negatives therefore resulting in returning recall.

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            • Assignee:
              teofili Tommaso Teofili
              Reporter:
              teofili Tommaso Teofili

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                Updated:
                Resolved:

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