查询词典 fractal

The existance of constants characterizing physical property of material is the reason of fractal behaviour in rupturing process.

存在表征固体物性的材料常数是破裂具有分形结构的原因。

This article tries to apply the fractal geometry on edge detecting and sharping of medical image.

本文利用分形几何学对医学图像边缘的增强和检测进行了应用研究。

Fractal theory ; medical image ; edge sharping and detecting

分形理论；医学图像；边缘增强和检测

It's application supplies a new means for image process.Key words: fractal theory;medical image;edge sharping and detecting

结果表明，经处理过的图像与原图像相比较，不同结构的边界有了明显的增强，特别是对图像中的肿瘤结构能更好的识别出来，该方法的应用为医学图象处理和分析领域提供了新的手段和方法。

We determined the composition of soil aggregates with dry sieved method, and analysed fractal dimensions of soil aggregates and the effect factors.

根据植被和土壤类型，从黄土高原不同地域分别采集22个0~20 cm土层土壤样品，利用干筛法测定其结构体组成，分析土壤结构体分形维数及其影响因子。

These rough surfaces have been analyzed by a fractal theory,and a three-dimensional Weierstrass-Mandelbrot function has been used to simulate the topographies of the rough surfaces.

这些参数是基于所测样品大小和仪器测量精度得出的，而分形理论的处处连续不可导及其自相似性则显示出了很好的互补特性[3，4]。

Finally, the possibly toughening effect of fractal crack is analyzed.

分析了可能的分形裂缝增韧机理。

The results presented in this paper, i.e., the global regularities of fractal dimensions and topological entropy in one-dimensional maps, will promote the study of global regularities and universalities in higher dimensional systems, and will be of positive significance to the further study of regularities and universalities of nonlinear phenomena in celestial systems.

本文对一维映射中分维和拓扑熵的整体规则性研究的结果，将推进对高维系统整体规则性和普适性的研究，对进一步研究天体系统非线性现象的规则性和普适性将会有积极的意义。

In fractal theory viewpoint, any subtil change in start can lead great difference in the end, it is called 'butterfly effect'.

分形理论认为，任何一个细微的变化，均可能产生&蝴蝶效应&。

SIR C/X SAR ; The Kuqa thrust belt ; Sinistral strike slip ; Flower structures ; Fractal dimension

航天飞机SIR-C/X-SAR ；库车冲断带；左行走滑；花状构造；分数维

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。