c-bata / goptuna

A hyperparameter optimization framework, inspired by Optuna.
https://pkg.go.dev/github.com/c-bata/goptuna
MIT License
258 stars 22 forks source link

Gaussian process surrogate models for the CMA-ES #91

Open c-bata opened 4 years ago

c-bata commented 4 years ago

http://artax.karlin.mff.cuni.cz/~bajel3am/gpcomparison2017/

c-bata commented 4 years ago

Uncertainty criterion

The following paper describes the details of uncertainty criterion.

http://artax.karlin.mff.cuni.cz/~bajel3am/img/pitra2016doubly_preprint.pdf

There are 4 types of uncertainty criteria.

ScreenShot 2020-03-14 17 05 59

The most simple approach which just uses the variance of the first model performs the best.

This and all the following experiments use the criterion Cs^2 which performed best in the first set of experiments

ScreenShot 2020-03-14 17 07 25
c-bata commented 4 years ago

In this paper, they use IPOP-CMA-ES. I implemented it at #131.