In order to enlarge the difference of fault line and normal line, the complex wavelet pocket band entropy of all sub-frequency bands in feature band is made product.
为了扩大故障线路与正常线路的差别，对特征频带内各子频带的频带熵作积处理，得到了复小波包特征频带复合熵线路特征量化准则。
This method has excellent performance by contrast with decaying DC component based line selection method and wavelet pocket transient energy based line selection method.
与衰减直流选线法和小波包暂态能量法做了对比，突出了本算法的优越性。
In order to avoid misjudgement in all kinds of fault condition, a criterion is defined that the maximum of complex wavelet pocket band composite entropy divisions the secondary maximum of that.
为了有效避免各种情况下的选线误判，将所有线路的频带复合熵最大值与次最大值之比作为选线依据。
In order to avoid misjudgement in all kinds of fault condition, a criterion is defined that the maximum of complex wavelet pocket band composite entropy divisions the secondary maximum of that.
为了有效避免各种情况下的选线误判，将所有线路的频带复合熵最大值与次最大值之比作为选线依据。
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