Gaussian-Process Probability of Improvement from Maximum of Sample Path Sampler

$ pip install -r https://hub.optuna.org/samplers/gp_pims/requirements.txt

@InProceedings{pmlr-v235-takeno24a,
  title = 	 {Posterior Sampling-Based {B}ayesian Optimization with Tighter {B}ayesian Regret Bounds},
  author =       {Takeno, Shion and Inatsu, Yu and Karasuyama, Masayuki and Takeuchi, Ichiro},
  booktitle = 	 {Proceedings of the 41st International Conference on Machine Learning},
  pages = 	 {47510--47534},
  year = 	 {2024},
  editor = 	 {Salakhutdinov, Ruslan and Kolter, Zico and Heller, Katherine and Weller, Adrian and Oliver, Nuria and Scarlett, Jonathan and Berkenkamp, Felix},
  volume = 	 {235},
  series = 	 {Proceedings of Machine Learning Research},
  month = 	 {21--27 Jul},
  publisher =    {PMLR},
  pdf = 	 {https://raw.githubusercontent.com/mlresearch/v235/main/assets/takeno24a/takeno24a.pdf},
  url = 	 {https://proceedings.mlr.press/v235/takeno24a.html}
}