OptunaHub / Sampler

TPE Sampler
Sampler using TPE (Tree-structured Parzen Estimator) algorithm.
Sampler Built-In

Simulated Annealing Sampler
Sampler based on simulated annealing algorithm.
Sampler Simulated Annealing

Simple Sampler
An easy sampler base class to implement custom samplers.
Sampler Development

Sampler using Whale Optimization Algorithm
Swarm Algorithm Inspired by Pod of Whale
Sampler

Random Search
Sampler using random sampling.
Sampler Built-In

QMC Search
Sampler using Quasi Monte Carlo sampling.
Sampler Built-In

PyCMA Sampler
A CMA-ES Sampler using cma library as the backend.
Sampler Built-In

PLMBO (Preference Learning Multi-Objective Bayesian Optimization)
Interatctive multi-objective Bayesian optimization based on user preference
Sampler Interactive Optimization Bayesian Optimization Multi-Objective Optimization Preference Learning Active Learning

PFNs4BO sampler
In-context learning for Bayesian optimization. This sampler uses Prior-data Fitted Networks (PFNs) as a surrogate model for Bayesian optimization.
Sampler Bayesian Optimization Pre-Trained Model

Partial Fixed Sampler
Sampler with partially fixed parameters.
Sampler Built-In

NSGAIII Search
Sampler using NSGAIII algotithm.
Sampler Built-In

NSGAII Search
Sampler using NSGAII algotithm.
Sampler Built-In

Implicit Natural Gradient Sampler
A sampler based on Implicit Natural Gradient.
Sampler

HEBO (Heteroscedastic and Evolutionary Bayesian Optimisation)
HEBO addresses the problem of noisy and heterogeneous objective functions by using a heteroscedastic Gaussian process and an evolutionary algorithm.
Sampler Bayesian Optimization Heteroscedastic Gaussian Process Evolutionary Algorithm

Grid Search
Sampler using grid search.
Sampler Built-In

Gaussian Process-Based Sampler
Sampler using Gaussian process-based Bayesian optimization.
Sampler Built-In

Evolutionary LLM Merge Sampler
A sampler for evolutionary LLM merge.
Sampler LLM

Demo Sampler
Demo Sampler of OptunaHub
Sampler

CMA-ES Sampler
A sampler using cmaes as the backend.
Sampler Built-In

Brute Force Search
Sampler using brute force.
Sampler Built-In

BoTorch Sampler
A Sampler using botorch library as the backend.
Sampler Built-In