Evaluation metrics and uncertainty · MLD-0396
Explained variance
A regression metric comparing residual variance with target variance.
Original reference page · detailed expansion pending. Original definitions, examples, notes and citations are preserved below. New examples are illustrative, not benchmark results.
Original example
Summarize variability left unexplained by predictions.
Original caveat
It can differ from R² when residuals have a nonzero mean.
Context and aliases
Level: Intermediate. Stages: Evaluation · Research.
Tags: ML · DL · SLM · LLM.
Aliases: None recorded.
Related concepts
Concepts linking here
Original references
- scikit-learn: cross-validation ↗ · Reference link
- Google Machine Learning Glossary ↗ · Consulted
- scikit-learn: evaluation metrics ↗ · Reference link
- Original reference URL ↗