Sufficient variable selection of high dimensional nonparametric nonlinear systems based on Fourier spectrum of density-weighted derivative

Bing SUN, Changming CHENG, Qiaoyan CAI, Zhike PENG

Applied Mathematics and Mechanics (English Edition) . 2024, (11): 2011 -2022 . DOI: 10.1007/s10483-024-3183-6