Be aware of overfitting by hyperparameter optimization!

Igor V. Tetko, Ruud van Deursen, Guillaume Godin · 2024

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Description

Tuning a machine learning model's settings can quietly cheat: search hard enough and the settings fit the test data's noise. Igor Tetko, Ruud van Deursen, and Guillaume Godin demonstrated in 2024 this trap in drug solubility prediction.

Re-examining seven datasets, they showed heavy tuning often failed to beat preset settings, while costing about ten thousand times more compute. Their own entrant, a transformer model reading molecule strings as language, beat graph-based rivals in twenty-six of twenty-eight comparisons, in a fraction of the time. Their moral: preset settings travel safer, and fair comparisons demand identical scoring measures.

Catalog record

CREATORIgor V. Tetko, Ruud van Deursen, Guillaume Godin
YEAR2024
COLLECTIONPAPERS
FORMATTXT
FILE SIZE55 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC11629497

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