基于归一化尺度计盒维数方法研究了超声波分形特征。
Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.
模拟结果表明熔体过冷度和树枝晶的计盒维数呈近似抛物线关系。
The results of simulations indicate that the relationship between melt undercooling and box counting dimension of dendrite is close to parabola.
利用分形理论中的计盒维数、信息维数和关联维数，采取变换取样空间的方式研究了武夷山双遗产地景区系统分形特征的多尺度效应。
By using box dimension, information dimension and correlation dimension, fractal features of Wuyishan Natural and Culture Heritage were studied at a multi-dynamic scale.
结果显示差分计盒方法可以将路面图像转换成另一种图像，该图像的分形维数可以把简单的阈值应用到路面裂缝的分割。
It is shown that the improved DBC approach can convert pavement image to one whose fractal dimension permits simple thresholding for segmentation of pavement cracks.
基于分形理论和计算机图像处理技术，编制计算材料断口形貌计盒分形维数的MATLAB程序。
Based on the fractal theory and computer images analysis technique, a MATLAB program which computes box fractal dimension of material fracture was designed.
另外，在计算水系维数时采用的矢量计盒算法，比传统的栅格计盒算法具有更强的优势。
In addition, vector box-counting algorithm was applied in the research to calculate the regional water system dimension, which is a better method than the traditional grid box-counting algorithm.
另外，在计算水系维数时采用的矢量计盒算法，比传统的栅格计盒算法具有更强的优势。
In addition, vector box-counting algorithm was applied in the research to calculate the regional water system dimension, which is a better method than the traditional grid box-counting algorithm.
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