基于小波包技术和熵理论的航空故障电弧特征频段研究
崔芮华,王绍敏,刘骉

Research on the Characteristic Frequency Band of Aviation Arc Fault Based on the Wavelet Packet and Entropy
Cui Ruihua,Wang Shaomin,Liu Biao
图4 三层小波包分解结构图
Fig.4 Three layers wavelet packet decomposition structure