2.3. Feature Engineering

Following steps:

1. Feature extraction

2. Explore data analysis

3. Missing Data Imputation

4. Categorical Variable Encoding

5. Numerical Variable Transformation

6. Discretisation

7. Outlier Handling

8. Feature Scaling

• 2.3.1. Data-Level Approaches
• 2.3.2. Cost Sensitive Approaches
• 2.3.3. Ensemble Approaches