3 papers
stat.ML2026
Inference and Uncertainty Quantification for Streaming -PCA
Haoshu Xu, Hongzhe Li
We address two open questions in streaming PCA via Oja's algorithm: sharp operator-norm convergence for general rank under sub-Gaussian data, and distributional inference for the r…
stat.ML2025
Test of partial effects for Frechet regression on Bures-Wasserstein manifolds
Haoshu Xu, Hongzhe Li
We propose a novel test for assessing partial effects in Fréchet regression with responses lying on the Bures-Wasserstein manifold. Under the null hypothesis, we show that the stat…
stat.ML2024
A Practical Theory of Generalization in Selectivity Learning
Peizhi Wu, Haoshu Xu, Ryan Marcus +1
Query-driven machine learning models have emerged as a promising estimation technique for query selectivities. Yet, surprisingly little is known about the efficacy of these techniq…