表 1. Feature numbers and the corresponding name.
特征编号及分别对应的名称
| 特征编号 | 特征名称 |
| 1 | 标准差 |
| 2 | 样本熵 |
| 3 | 排列熵 |
| 4 | 前 7 级小波包能量 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.