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AI / ML evaluation

MLE-STAR Ablation

A controlled study of which components in Gemini-generated ML pipelines actually improve model quality.

About the project

A controlled study of which components in Gemini-generated ML pipelines actually improve model quality.

Evidence & results

  • Generated candidate pipelines with the Gemini API and executed them in a controlled experiment runner.
  • Disabled feature engineering, scaling, tuning, ensembling, and model-selection components to isolate their contribution.
  • Reported N=20 runs with 95% confidence intervals; the diabetes study found no full-pipeline improvement in 10/10 comparisons.