. 2021 Aug 31;2021:7552185. doi: 10.1155/2021/7552185
Copyright © 2021 Haisheng Hui et al.
This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 4.
Schematic of sixfold cross-validation.