Variable selection and estimation using a continuous approximation to the $$L_0$$ L 0 penalty
Crossref DOI link: https://doi.org/10.1007/s10463-016-0588-3
Published Online: 2016-10-19
Published Print: 2018-02
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Wang, Yanxin
Fan, Qibin
Zhu, Li
License valid from 2016-10-19