juniorModel Evaluation
What is a baseline model?
Updated May 17, 2026
Short answer
A baseline model is a simple reference model used for comparison.
Deep explanation
It could be a naive classifier or simple heuristic that sets minimum performance expectations.
Real-world example
Always predicting majority class in fraud detection as baseline.
Common mistakes
- Skipping baseline and jumping to complex models.
Follow-up questions
- Why is it important?
- What are common baselines?