Evaluation metrics and uncertainty · MLD-0713
Mean absolute percentage error
Average absolute error relative to target magnitude, often expressed as a percentage.
Original reference page · detailed expansion pending. Original definitions, examples, notes and citations are preserved below. New examples are illustrative, not benchmark results.
Original example
Compare positive-valued forecast errors.
Original caveat
Zero or near-zero targets make it unstable.
Context and aliases
Level: Intermediate. Stages: Evaluation · Research.
Tags: ML · DL · SLM · LLM.
Aliases: MAPE.
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 ↗