Based on statistical self-similarity of reserves of ore deposits and applying the methods of probability and statistics, a fractal model of reserve-size was established.
根据矿床储量的统计自相似性,应用概率统计方法建立了矿床储量规模的分形模型。
Based on the fractal characterization of worn surfaces, classical contact mechanics, and wear theory, a fractal model for predicting wear during the running in process was developed.
基于磨损表面的分形表征、经典接触理论和磨损理论,建立了磨合磨损预测分形模型。
Fractal realization refers to the ability of an architectural style to apply its patterns and the roles associated with the participants in its interaction model in a composite manner.
不规则的实现引用了架构样式的能力来在他的交互模型中通过合成的方式来应用与参与者关联的模式和角色。
Numerical simulations demonstrate that the performance model of a GPS system based on fractal leaky bucket regulators is suited for the self-similar traffic.
数值结果与分析显示,基于分形漏桶的GPS系统性能模型对自相似业务流具有较好的性能。
Then a novel channel model is proposed and fractal interpolation is applied to reconstruct the signals.
在此基础上提出了一种新的无线信道模型;结合分形插值方法,对多径衰落信号的重构进行了研究。
In this paper, a kind of generalized multiscale fractal parameter is proposed and constructed for the description of image textures, which is based on fractional Brownian random field model.
本文从分数布朗随机场模型的描述出发,提出并构造了一种广义多尺度分形参数,用于描述图像的纹理信息。
A fractal permeability model is derived which accounts for the capillary pressure, and the permeability contribution from the capillary pressure is analyzed.
建立了多孔介质渗透率的分形模型,并分析了毛细压差对渗透率的影响。
A fractal prediction model of sliding friction forces was derived based on the fractal geometry theory. The validity of the model was verified theoretically.
基于分形几何理论,推导出了滑动摩擦力分形预测模型,并从理论上对该模型的正确性进行了分析。
Taking rigid disk surface as an example, fractal parameters are obtained by means of power spectrum and structure function, providing a proper geometric model for further contact analysis.
实验结果表明,分形维数能很好地表征表面轮廓,可为进一步的接触分析提供更合理的几何模型。
A two-dimensional fractal model was proposed to predict the effective thermal conductivity perpendicular to fibres of wood.
提出了一个二维的分形模型来计算木材横纹有效导热系数。
Natural fracture system is a fractal system, and an actual model can be built up by means of fractal theory.
天然裂缝系统是一个分形体系,可用分形理论建立裂缝分布的实际模型。
Some empirical formulas of seismicity and fractal nature of time, space and source dimension are derived based on a simple hierarchy model of seismicity in this paper.
文章从一个简单的地震活动层次模型出发,推导地震活动性中几个经验公式以及地震活动的时、空和震源大小分维性质。
The possible mechanism of the fractal structures is discussed in terms of nonequilibrium thermodynamics of irreversible processes and a nucleation aggregation model is proposed.
对实验所得的分形结构,用非平衡态和不可逆过程的热力学理论进行了讨论,并提出核晶凝聚模型。
Based on a fractal cellular automata model, the mechanism of self-organized criticality (SOC) of granular mixtures was investigated.
基于元胞自动机分形模型,探讨了散粒体自组织临界性(SOC)的机制。
A tensile facture fractal model of grain filled polymer composites on the base of the fractal theory was established, and an equitation of the tensile fracture fractal dimension was proposed.
基于分形理论构建了颗粒填充高分子复合材料拉伸断口的分形模型,进而提出了分形维数计算公式。
Fractal geometry is received in increasing attention as a model of natural phenomena.
作为一种自然景物的模型,分形几何越来越多地受到了人们的关注。
Theoretical analysis and experimental results prove that the fractal model matches the clutter from a natural rough surface and models it effectively.
理论分析和实验表明,天然粗糙面杂波和分形模型相吻合,分形模型可有效地对天然粗糙面杂波进行建模。
Then, a fractal interpolation model is put forward for the foreign exchange sequencing, and an interpolated iterative algorithm is presented to predict the tendency of the foreign exchange market.
文中提出了外汇序列分形插值模型,并构造了预测外汇市场趋势的插值迭代算法。
Further more, the paper studies its structural model and operation model of fractal supply chain. A sample of its application is presented and its realistic meaning probed.
在此基础上进一步研究了分形供应链的结构模型和运作模型,探讨了其现实意义。
The resulting floc based on the DLCA model has a more slack structure, and higher degree randomness, with a fractal dimension 1.80 or so.
以dlca模型所得到的模拟絮凝体结构较为松散,且具有较强的随机性,其分形维数约为1.80。
A new method to calculate the permeability of fabric by using the fractal permeability model is introduced.
介绍了一种利用织物的分形分析解模型求解织物渗透率的新方法。
A simpler fractal model to estimate the joint roughness coefficient (JRC) is suggested. It can be applied to simulate rock discontinuity profiles.
提出了一种更为简单的估算岩石断裂面粗糙度(jrc)值的分形模型,可用来模拟岩石断裂面剖面线。
Finally, a practical fractal permeability model to applied in consolidation analysis, the permeability model can simulate the permeability changing with the deformation of media.
最后,在给出的固结算例中采用一个较为实用的分形渗透系数模型,该模型可模拟渗透系数随介质变形而变化。
In this paper, the relationship between theory of fractal geometry and theory of quotient space is discussed and a new model which combines the character of granularity and fractal is put forward.
本文讨论分形几何与商空间理论的关系,提出商分形的概念,并讨论分形图的逼近与商空间粒度计算之间的关系。
Based on the fractal peculiarity, a self-made fractal mathematical model was used to quantitatively analyze the granules dispersion of the prepared polymer.
利用分形的特点,通过自建模型,对原位气泡拉伸法制备的高聚物复合材料的分散效果进行定量分析。
The urban structure that forms the regional environment is quantitatively analyzed rising fractal dimensional analyses of a 3-dimension shaded picture, an aerial photo, and a 3-dimension model.
构成区域环境的城市结构以三维因子分析来进行量化分析,此3项因子为:三维的阴影图、航拍图和立体模型。
A fractal capillary model for predicting permeability of a porous medium (eg. grainstone) is presented according to the fractal geometry.
根据分形几何理论,提出了一个预测孔隙介质渗透率的分形毛管模型。
And it proposes a new model based on fractal analysis and a new idea for quality accuracy evaluates of DEM.
提出了一种基于分形分析的DEM精度评估模型,为DEM精度的科学评估提供了一种新思路和新方法。
With introduction of the fractal permeability model in coupled problem, a review of the advance on describing of the permeability by fractal method in fractal porous media and fracture media is made.
对耦合计算中的渗透系数分形模型展开讨论,综述采用分形维描述多孔介质和裂隙介质渗透系数方面研究的进展。
The research results indicate that dynamic subsidence of the ground surface point follow the fractal increment model in a proper non-scaling interval.
研究表明,地表动态下沉在一定的无标度区间符合自相似分形增长模式。
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