Plug & play directed evolution of proteins with gradient-based discrete MCMC

P Emami, A Perreault, J Law, D Biagioni… - … Learning: Science and …, 2023 - iopscience.iop.org
A long-standing goal of machine-learning-based protein engineering is to accelerate the
discovery of novel mutations that improve the function of a known protein. We introduce a …

Generative pretraining for black-box optimization

S Krishnamoorthy, SM Mashkaria, A Grover - arXiv preprint arXiv …, 2022 - arxiv.org
Many problems in science and engineering involve optimizing an expensive black-box
function over a high-dimensional space. For such black-box optimization (BBO) problems …

Functional Graphical Models: Structure Enables Offline Data-Driven Optimization

K Grudzien, M Uehara, S Levine… - International …, 2024 - proceedings.mlr.press
While machine learning models are typically trained to solve prediction problems, we might
often want to use them for optimization problems. For example, given a dataset of proteins …

Learning Surrogates for Offline Black-Box Optimization via Gradient Matching

M Hoang, A Fadhel, A Deshwal, J Doppa… - Forty-first International …, 2024 - openreview.net
Offline design optimization problem arises in numerous science and engineering
applications including material and chemical design, where expensive online …

Design in the DARK: learning deep generative models for De Novo protein design

L Moffat, SM Kandathil, DT Jones - bioRxiv, 2022 - biorxiv.org
The design of novel protein sequences is providing paths towards the development of novel
therapeutics and materials. At the forefront is the challenging field of de novo protein design …

Oracle-efficient pessimism: Offline policy optimization in contextual bandits

L Wang, A Krishnamurthy… - … Conference on Artificial …, 2024 - proceedings.mlr.press
We consider offline policy optimization (OPO) in contextual bandits, where one is given a
fixed dataset of logged interactions. While pessimistic regularizers are typically used to …

Monte carlo tree search based hybrid optimization of variational quantum circuits

J Yao, H Li, M Bukov, L Lin… - … and Scientific Machine …, 2022 - proceedings.mlr.press
Variational quantum algorithms stand at the forefront of simulations on near-term and future
fault-tolerant quantum devices. While most variational quantum algorithms involve only …

Boosting Offline Optimizers with Surrogate Sensitivity

MC Dao, P Le Nguyen, TN Truong… - Forty-first International …, 2024 - openreview.net
Offline optimization is an important task in numerous material engineering domains where
online experimentation to collect data is too expensive and needs to be replaced by an in …

Contrastive learning: An alternative surrogate for offline data-driven evolutionary computation

HG Huang, YJ Gong - IEEE Transactions on Evolutionary …, 2022 - ieeexplore.ieee.org
Offline data-driven evolutionary algorithms (DDEAs), which learn problem models from
historical data and then perform optimization, have attracted significant attention in the data …

Diffusion models as constrained samplers for optimization with unknown constraints

L Kong, Y Du, W Mu, K Neklyudov, V De Bortol… - arXiv preprint arXiv …, 2024 - arxiv.org
Addressing real-world optimization problems becomes particularly challenging when
analytic objective functions or constraints are unavailable. While numerous studies have …