Ensemble Machine Learning Techniques 6.1: Practical Advice

This video provides practical advice on using ensemble learning techniques, focusing on stacking and boosting. It emphasizes the importance of diversity in base learners for stacking and suggests using different algorithms and data representations. For boosting, it highlights the need for regular data weight normalization to prevent numerical instability and overfitting. The video concludes with a preview of using multiple ensemble models together.

What are some ways to ensure diversity among base learners in stacking?

What are some different representations of the same data that can be used in stacking?

Explain the importance of normalizing data weights during boosting.

What can lead to numerical instability in boosting, and how can it be prevented?

Describe the potential issue of overfitting in boosting and how it can be mitigated.