Generalized Trace Regression with Simultaneously Nonconvex Nuclear Norm and Two-Dimensional Spline Lasso

Chuanquan Li, Xiangyong Tan, Ling Peng, Xiaohui Liu, Mei Li

Acta Mathematica Sinica . 2025, (10): 2593 -2618 . DOI: 10.1007/s10114-025-3466-1