查询词典 fractal dimension

The purpose is to provide a general comprehension for the relationship between soil physical properties and fractal dimension affected by soil alkalinization ,and to present a new heuristic idea to regional-level ma.

运用土壤颗粒质量分形模型计算松嫩平原低平地安达试区植被分布区和碱斑区样点土壤颗粒的分形维数，并建立分形维数与土壤颗粒不同粒级间的回归关系，以探讨土地碱化后土壤粒径分布的分形特征及其与土壤物理性状的关系。

The angular distribution of the scattering coefficient of the HH polarization is obtained by numerical implementation, the influence of the fractal dimension, the special fundamental frequency, the scale interval, the permittivity of substrate medium, the permittivity and the mean layer thickness of intermediate medium, the root mean square of rough surface, and the frequency of the incident wave on the bistaticscattering coefficient is discussed.

通过数值计算得到了HH极化下双站散射系数随散射角的变化曲线，讨论了分维、空间基频、标度区间、底层介质介电常数、中间介质介电常数和厚度、粗糙面高度起伏均方根及入射波频率对双站散射系数的影响，得到了平面波入射一维带限Weierstrass分形分层介质粗糙面散射系数的分形特征、基本特征、分区特征和随频率变化的特征。

With the help of catastrophe criterion, the anomalism criterions of the crossfeed between dam body and foundation are acquired from the real contact area or fractal dimension curve vs.

并基于突变性判据，利用互馈面实际接触面积或分形维数曲线随名义应变变化的特征，得到了坝体与坝基互馈的转异判据。

In conclusion, the fractal dimension analysis of continuous speech provides an alternative and outstanding approach to the objective auscultation of Chinese medical diagnosis.

因此连续音之碎形维度分析可提供另一种优异的工具於中医闻诊现代化之研究上。

In this article, based-on content image retrieval is studied based on these two methods of texture feature of fractal dimension.

本文以上述两种不同方法提出的纹理特征为基础，以基于内容的图像检索为研究对象。

Programming of the fractal dimension based on Windows platform can be done using Visual Basic and Validated by means of lines, rectangles, Cantor Dust and Koch Curve.

利用Visual Basic完成了基于Windows平台的分形维数计算程序的设计，并以直线、矩形、康托尘、科赫曲线等分形图形对其进行了检验。

The results show that the attrition index of alumina from carbonization precipitation increases with the increase of fractal dimension.

采用扫描电镜分析了一系列种分、碳分氧化铝颗粒的形貌特征，进行了分维数的计算和磨损指数的测定。

TRANSVERSE RUPTURE STRENGTH OF Ni BONDED Ti CERMET AND FRACTAL DIMENSION ANALYSIS OF ITS FRACTURE SURFACES

Ni粘结的Ti金属陶瓷的横向断裂强度与断口的分形分析

Fractal dimension of wood texture image can represent a lot of texture features, and it is an important characteristic parameter of timber species.

木材纹理图像的分形维数可以代表木材很多的纹理特征，它是木材树种的一项重要数字特征参数。

Fractal dimension will be an important parameter of studying the mathematical and genetical characters of the permeability distribution in clastic rock reservoirs.

分维将是一个研究碎屑岩储层渗透率分布的数学和成因特征的重要参数。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。