中国科学院数学与系统科学研究院期刊网
Checking Adequacy of Variance Function in Nonparametric Regression with Unknown Mean Function
LIANG Jia, SONG Weixing, SHI Jianhong
Journal of Systems Science & Complexity . 2026, (1): 88 -114 .  DOI: 10.1007/s11424-026-5100-4