. 2017 Feb 16;2017:3792805. doi: 10.1155/2017/3792805
Copyright © 2017 Liangji Zhou 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.
Some kinds of neural model of BPR.