activity
20242026
collaborators

7 papers

cs.LG2026

Regret-Based -optimal Stopping Criteria for Bayesian Optimization

Haowei Wang, Jingyi Wang, Qiyu Wei

Bayesian optimization (BO) is a widely used iterative black-box optimization method that utilizes Gaussian process (GP) surrogate models. In practice, BO is typically terminated af…

stat.ML2026

Practical Efficient Global Optimization is No-regret

Jingyi Wang, Haowei Wang, Nai-Yuan Chiang +3

Efficient global optimization (EGO) is one of the most widely used noise-free Bayesian optimization algorithms.It comprises the Gaussian process (GP) surrogate model and expected i…

cs.LG2026

Counterfactual Credit Guided Bayesian Optimization

Qiyu Wei, Haowei Wang, Richard Allmendinger +1

Bayesian optimization has emerged as a prominent methodology for optimizing expensive black-box functions by leveraging Gaussian process surrogates, which focus on capturing the gl…

stat.ML2026

Convergence Rates of Constrained Expected Improvement

Haowei Wang, Jingyi Wang, Zhongxiang Dai +3

Constrained Bayesian optimization (CBO) methods have seen significant success in black-box optimization with constraints. One of the most commonly used CBO methods is the constrain…

stat.ML2025

Bayesian Optimization with Expected Improvement: No Regret and the Choice of Incumbent

Jingyi Wang, Haowei Wang, Szu Hui Ng +1

Expected improvement (EI) is one of the most widely used acquisition functions in Bayesian optimization (BO). Despite its proven empirical success in applications, the cumulative r…

stat.ML2025

On the convergence rate of noisy Bayesian Optimization with Expected Improvement

Jingyi Wang, Haowei Wang, Nai-Yuan Chiang +1

Expected improvement (EI) is one of the most widely used acquisition functions in Bayesian optimization (BO). Despite its proven success in applications for decades, important open…