Chen, Guorong http://orcid.org/0000-0001-8753-0896
Wang, Sijian
Sun, Guannan
Pan, Huanxue http://orcid.org/0000-0003-0684-4733
Funding for this research was provided by:
the Fundamental Research Funds for the Central Universities (BLX201609)
Article History
Received: 1 August 2018
Accepted: 16 May 2019
First Online: 28 May 2019
Change Date: 27 February 2020
Change Type: Correction
Change Details: The authors have retracted this article [1] because they found a fundamental mistake in the methodology that is not correctable at this time. This mistake is found in the methodology and the derivation of the model with Tukey and Huber���s losses. Because of the error, the findings in the article are not reliable. All authors agree to this retraction.