no code implementations • 6 Feb 2024 • Xiaojun Mao, Hengfang Wang, Zhonglei Wang, Shu Yang
Modern surveys with large sample sizes and growing mixed-type questionnaires require robust and scalable analysis methods.
no code implementations • 20 Feb 2023 • Hengfang Wang, Yasi Zhang, Xiaojun Mao, Zhonglei Wang
Moreover, transduction with matrix completion is a useful method in multi-label learning.
no code implementations • 15 Jul 2021 • Hengfang Wang, Jae Kwang Kim
A nonparametric propensity score estimator using the reproducing kernel Hilbert space is also developed by a novel application of the maximum entropy method for the density ratio function estimation.
no code implementations • 29 Jan 2021 • Hengfang Wang, Jae-Kwang Kim
The root-n consistency of the imputation estimator is established when a Sobolev space is utilized in the kernel ridge regression imputation, which enables us to develop the proposed variance estimator.