Câu 12: 70-773: Analyzing Big Data with Microsoft R

You have one-class support vector machines (SVMs). You have a large dataset, but you do not have enough training time to fully test the model. What is an alternative method to validate the model?

1. A. Use Principal Components Analysis (PCA)-Based Anomaly Detection. — đáp án hiện tại
2. B. Replace the SVMs with two-class SVMs.
3. C. Perform feature selection.
4. D. Use outlier detection.