To extract fault features from testing signals, Wavelet Multi - Resolution Analysis and fractal analysis were employed.

故障特征提取用到了分形特征及小波多分辨分析.

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Bone radiograph texture measurement based on power spectrum and fractal analysis have been proposed.

基于功率谱和分形分析的骨X线 图象纹理测量业已被提出.

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The fractal analysis has also been studied to provide other useful information on bone X - ray images.

研究分形分析以便能提供其它骨 X 线图象的有效信息.

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