juniorSVM
What is RBF kernel?
Updated May 17, 2026
Short answer
RBF kernel maps data into infinite-dimensional space for nonlinear separation.
Deep explanation
It uses Gaussian function to compute similarity between points, enabling flexible decision boundaries.
Real-world example
Used in image recognition tasks.
Common mistakes
- Not tuning gamma parameter.
Follow-up questions
- What is gamma?
- Why is RBF popular?