On the one hand, by calculating the generaldimension of the measured signal and extracting its sensitive dimension, the crack fault of measured signal is diagnosed and identified.
一方面，通过计算实测信号的广义维数，提取其敏感维数，进而对实测信号的裂纹故障进行诊断识别。
2
The multifractal features are extracted from the vibration signals of different spots on reciprocating compressor using the improving arithmetic, the generaldimension spectrum of bearing.
采用多重分形改进算法提取往复压缩机振动信号的多重分形特征，得到了轴承故障的广义维数谱。
3
In general relativity, time is considered a dimension like height, width and depth, creating a four dimensional universe called space-time.