juniorCurse of Dimensionality
What is the role of normalization in high-dimensional ML?
Updated May 15, 2026
Short answer
It ensures uniform feature contribution.
Deep explanation
Without normalization, features with larger scales dominate learning and distance metrics.
Real-world example
Combining sensor data from different units.
Common mistakes
- Skipping preprocessing step.
Follow-up questions
- Standardization vs normalization?
- Is normalization always needed?