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Cost Metrics Guide

Coming Soon

This guide is being written. Check back soon for detailed cost metric guidance.

Quick Reference

Metric Use Case
SSE Standard least squares
RMSE Normalised error, model comparison
GaussianNLL Bayesian inference, sampling

Choosing a Metric

  • SSE: Default for most optimisation
  • RMSE: When comparing models with different data sizes
  • GaussianNLL: Required for samplers (MCMC, nested sampling)

See Also