📕 subnode [[@KGBicheno/accuracy]] in 📚 node [[accuracy]]

accuracy

Go back to the [[AI Glossary]]

The fraction of predictions that a classification model got right. In multi-class classification, accuracy is defined as follows: $$Accuracy = \frac{Correct Predictions}{Total Number of Examples} $$

In binary classification, accuracy has the following definition:

$$Accuracy = \frac{True Positives + True Negatives}{Total Number of Examples} $$

See true positive and true negative.

📖 stoas
⥱ context