基于EEMD和关联维数的矿山微震信号特征提取和分类

廖智勤,王李管,何正祥

Feature Extraction and Classification of Mine Microseismic Signals Based on EEMD and Correlation Dimension

Zhiqin LIAO,Liguan WANG,Zhengxiang HE

表1 微震信号主分量关联维数值

Table 1 Principal component correlation dimension of microseismic signal

信号类型	$D_{I M F 1}$	$D_{I M F 2}$	$D_{I M F 3}$	$D_{I M F 4}$
某岩体破裂信号1	0.0377	0.0518	0.0270	0.0783
某岩体破裂信号2	0.0192	0.0372	0.0239	0.0388
某爆破振动信号1	0.2978	0.1336	0.2413	0.4071
某爆破振动信号2	0.3347	0.1666	0.3137	0.4017