Building an Anomaly Detection System

Developing and Evaluating an Anomaly Detection System

• Possible evaluation metrics:
  • True positive, false positve, false negative, true negative,
  • Precision / Recall
  • F1-score

Anomaly Detection vs. Supervised Learning

Anomaly detection vs. Supervised learning

Chossing What Features to Use

大神教你看 feature!

• 把 Data 圖形化!!

Error analysis

Chossing features