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miozilla/conmatrix

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conmatrix πŸ”’πŸ‘½πŸ

conmatrix : Confusion Matrix # Data Imbalance # Evaluation # Weights & Biases

Objective

  • Build a confusion matrix
  • Assess performance of classification models.
  • Resolve biases in a classification model
  • Evaluate results of binary classification models using a confusion matrix.
  • Use weighted classes to address class imbalances when training a model and evaluating the results.
  • Review metrics to improve classification models.
  • Mitigate performance issues from data imbalances.
  • Calculate the very basic measurements used in the evaluation of classification models: TP, FP, TN, FN.
  • Use the measurement aboves to calculate more meaningful metrics, such as:
    • Accuracy
    • Sensitivity/Recall
    • Specificity
    • Precision
    • False positive rate

Confusion Matrix & Data Imbalances

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