Model Performance and Decision Threshold Analysis

Senaryo: Unbalanced data set containing 1000 ECG Signals (100 Abnormal / Life Risk, 900 Healthy).
Monitor the mathematical impact of the threshold value on the metrics and ROC curve by moving the slider.

0.50
Recall (Sensitivity)
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Precision
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Specificity
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F1-Score
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Estimation of the Model
Actual Situation Pozitif (Anormal) Negatif (Normal)
Positive (100 Patients) 0 True Positive (TP) 0 Escaped Patient (FN)
Negative (900 Healthy) 0 False Alarm (FP) 0 True Negative (TN)
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