Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.
基于归一化尺度计盒维数方法研究了超声波分形特征。
Method The value of fractional dimension for liver CT image is calculated by differential box counting.
方法以差分盒计算方法计算肝脏CT图像表面灰度的分维数值。
The modified box-counting method is used in estimating fraction dimension.
分数维的计算采用改进的盒子计数法。
Box counting method was applied to investigate the fractal structure and the fractal dimension for soy based and dairy yoghurt was determined to be 1.9105 and 1.9268 respectively.
应用计盒维数法的基本原理考察了大豆酸奶和酸牛奶是否具有以自相似性为特征的分形结构，并最终确定豆浆酸奶和酸牛奶的分形维数分别为1.9105、1.9268。
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。
Using box counting dimension method the different type of turbine fault with fractal characteristic is numerically researched.
根据汽轮机故障的分形特征，采用分形盒维数方法进行了不同故障试验数据的分形盒维数研究计算。
The popular method for fractal dimension estimation is box-counting method, but as to gray level images, the results are so coarse that they could hardly be used as the feature for image analysis.
目前计算分数维广泛采用的方法是盒维数法。但对于灰度图像而言，盒维数计算的结果太粗略以致于很难将它作为进行图像分析的特征。
Based on the relative differential box-counting method of calculating image fractal dimension, a practical approach is presented to detect an artificial target from natural scenes.
基于图像分形维计算的相对微分计盒法，提出了一套实用的自然背景中人造目标的检测方法，给出了检测窗口与尺度选择的标准与参考值。
To calculate the gridding dimension of PD UHF signal, a gridding dimension estimate method is presented, which has a more accurate estimate results than the original difference box-counting method.
为有效计算局部放电超高频信号的网格维数，提出了一种二维曲线网格维数估计方法，比原差盒计数法具有更准确的估计结果。
Fractal theory is applied to do it. The definition of curve and pore area fractal dimension is introduced. Two fractal dimensions are determined by box-counting method.
尝试应用分形理论表征多孔材料的微结构，介绍了曲线和孔隙面积分形维数的定义，并采用盒维法对2个分形维数进行计算。
Fractal theory is applied to do it. The definition of curve and pore area fractal dimension is introduced. Two fractal dimensions are determined by box-counting method.
尝试应用分形理论表征多孔材料的微结构，介绍了曲线和孔隙面积分形维数的定义，并采用盒维法对2个分形维数进行计算。
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