The thesis based on random fractal theory, utilizing fractional Brownian motion model, using R/S analysis technique and wavelet transform method to estimate Hurst exponent which dep.
基于随机分形理论，采用分数布朗运动模型，应用R/S分析技术和基于小波变换的谱参数估计方法计算地震道信号的赫斯特指数。
We can replace the HOLDER exponent by a simple calculation method and find a suitable segmentation threshold by calculating its multi-fractal spectrum.
利用一个简单的计算方法来近似代替HOLDER 指数并通过计算其多重分形谱以寻求合适的分割阈值。
Experimental Study on Angle-resolved Light Intensity Scattered Profile and Roughness Exponent of Self-affine Fractal Surface.
角分辩的光散射轮廓及自仿射分形表面的粗糙指数的实验研究。
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