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1·Point-wise correlation dimension;

点关联维数；

2·The variations of the ApEn and the correlation dimension were calculated.

计算近似熵与相关维的变化。

3·First, the calculation of the correlation dimension of the chaotic analysis method is studied.

首先对混沌分析中的关联维计算方法进行了研究。

4·To be a utility tool of fractal theory correlation dimension is wi de ly used in status recognition.

关联维作为分形理论的实用工具在状态识别中得到广泛应用；

5·The results indicated that when the engine gave out the correlation dimension is different from that of working normally.

结果表明，发动机发生故障时的关联维数与其正常工作时的关联维数不同。

6·Application to fault diagnosis of reciprocating compressor based on emprical mode decomposition and correlation dimension;

将分形几何引入齿轮振动信号的故障分析中 ，用关联维数来刻画振动信号的故障特征。

7·Thus, the correlation dimension can be taken as the characteristic parameter to identify the working states of the gearbox.

因此，可用关联维数作为区分齿轮箱工作状态的特征参数。

8·Furthermore, initial neighborhood radius was computed by the estimated noise level based on the G-P saturation correlation dimension method.

初始领域半径的选取采用了基于G - P关联维法的噪声水平的初始估计方法。

9·Introducing correlation dimension method in the fractal theory and the correlation dimension curve of the synthetic seismic profile is analyzed.

引入分形理论中的关联维方法，对合成地震剖面的关联维曲线进行分析。

10·Result shows that correlation dimension method of logging curves has more than 92% accuracy for predicting lithology of the sandstone reservoirs.

计算结果表明，应用测井曲线关联维数法预测砂岩储层岩性，其精确度达到92%以上。