. 2018 Apr 3;2018:2591924. doi: 10.1155/2018/2591924
Copyright © 2018 Chunlei Xia 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.
Calculation of “Fingerprint” features [21].