no code implementations • 10 May 2023 • Jie Wei, Yonghui Zhang
This paper studies the principal component (PC) method-based estimation of weak factor models with sparse loadings.
no code implementations • 26 Apr 2022 • Liangjun Su, Thomas Tao Yang, Yonghui Zhang, Qiankun Zhou
Similarly to Chudik, Kapetanios and Pesaran (2018), we consider the statistical significance of individual nonparametric additive components one at a time and take into account the multiple testing nature of the problem.
no code implementations • 17 Aug 2020 • Weiping Shi, Jiayu Li, Guiyang Xia, Yuntian Wang, Xiaobo Zhou, Yonghui Zhang, Feng Shu
This paper considers a secure multigroup multicast multiple-input single-output (MISO) communication system aided by an intelligent reflecting surface (IRS).
no code implementations • 22 Mar 2020 • Yonghui Zhang, Ke Gu
Since Particulate Matters (PMs) are closely related to people's living and health, it has become one of the most important indicator of air quality monitoring around the world.
no code implementations • 19 Mar 2020 • Yonghui Zhang, Ke Gu
Ensuring the students in good physical levels is imperative for their future health.