Understanding Machine Learning
Hadrien Lacroix
Content Developer at DataCamp
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Accuracy of this model:
$$\frac{28\ correctly\ classified}{30\ total\ points}=93.33\%$$
How many fraudulent transactions did we classify correctly?
$$Sensitivity = \frac{true\ positives}{true\ positives + false\ negatives} =1/3=33.33\% $$
$$Specificity = \frac{true\ negatives}{true\ negatives + false\ positives}$$
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Understanding Machine Learning