查询词典 randomicity

Results demonstrated that nitrate had obvious spatial variation and randomicity in lateral direction and vertical direction of soil profile.

结果表明硝酸盐在水平方向和垂直方向具有明显的空间变异。

Based on the method, a new way to deal with the randomicity of boundary condition is advanced and implemented in statical analysis.

此外，基于这一方法，提出了一种对边界条件随机性处理的方法，并在静力学问题分析中予以实现。

According to the computation of dynamic parameters and the analysis of recurrence plot by the phase space reconstruction, the dynamic randomicity and complexity of subtropic high is discussed.

通过动力参数的计算和重构后相空间递归图的分析，讨论了副高活动的动力随机性和复杂性。

The problem has been studied from two sides, firstly, from the viewpoint of applicability, based on the development strategic objectives of the oil company, with the aim to unify the exploration and extraction decisions of the resources in an integrated framework, and integrate the macro economic and technical objectives with micro economic and technical models of an oil well, an integrated non-linear dynamic optimal control model has been constructed, the objective is the benefit maximum of the exploration and extraction of the resources, and the optimalstrategies are obtained by changing the problem into a non-linear mathematical programming problem, on the other hand, from the more macro level, based on the analysis of the characteristics of the exploration and extraction activities of oil and gas resources, a conclusion is easily deduced that the procedure is full of randomicity, then discovering procedure of oil deposit is proved to be a Poisson process, and the reserves process is a supermartingale process, so the model of exploration discovery rate and the reserves model could be constructed.

其次从相对更宏观的层次上，通过对油气资源勘探与开发的特点分析，认为具有很强的随机性，证明了勘探活动发现油气藏的过程为一泊松过程，所发现的油气藏储量为一上鞅过程，在此基础上，建立了油气藏勘探发现率模型及储量模型，在油气价格服从几何布朗运动条件下，以油气开采收益最大化为目标，建立了一个油气资源勘探与开发的随机最优控制模型，采用动态规划方法得到了值函数的HJB方程，并针对方程的特点，以及方程及其变量所对应的经济学意义，对最优策略的求解进行了一些讨论。

Firstly,the sampling design has great impact on the accuracy of remote sensing classification.There exists great randomicity on the result of points and cluster sample verification on the different Sampling design.On the same sampling design,the stability of point sample verification is higher than that of Cluster sample verification.Secondly,the average accuracy of different sampling designs of multi-point and multi-cluster sample verification can reflect the accuracy characteristic.During the course of point sample verification,stratified sampling's error is lower than others'.During the course of cluster sample verification,systematic sampling and stratified sampling's accuracy are prior to simple random sampling's.

研究结果表明：（1）抽样方式对遥感分类精度评价结果的影响是客观存在的，不同抽样方式下的点样本和群样本检验结果都存在一定的随机性，但同一种抽样方式下，点样本检验精度评估结果的波动幅度小于群样本检验，稳定性比群样本检验要好；（2）不同抽样方式下的多次点样本和群样本检验的平均精度检验结果基本上都能够反映分类图像的精度特征，其中，点样本检验中，分层随机抽样点样本检验效果较好；群样本检验中，系统抽样群样本检验和分层随机抽样群样本检验的效果优于简单随机抽样群样本检验。

And the main influencing factors are the tonnage of a barge and arrival randomicity at the present time.

讨论了船闸通过能力的影响因素，指出目前最主要的影响因素是船舶吨位和到船随机性。

In terms of fractal characteristics for tree branches, growth for different branching types was simulated with L-studio software based on the basic concepts of L-system and turtle interpretation. Graphics of tree branches become more colorful and vivid by introducing randomicity factors from L-system.

基于树木分枝的分形特征，在简要介绍林氏系统语言基本概念和海龟解释基础上，应用L-studio软件编写林氏系统语言程序对不同枝条的分枝类型进行生长模拟，并通过引入随机性因子使得应用林氏系统生成的树木分枝图形更加丰富多彩和形象逼真。

On account of the traffic flow with the high complexity and randomicity, we could adopt fuzzy theory and fuzzy control technology without setting up an accurate math model, which can avoid the unideal control effect, brought by inaccurate math model, and also can adapt the real-time control. Therefore, this paper applies the fuzzy theory and fuzzy control technology to research and discuss traffic control.

因为，交叉路口交通流的运行具有高度复杂性和随机性的特点，采用模糊理论和模糊控制技术，可以不需要建立精确的数学模型，这样既可以避免由于被控对象数学模型建立的不准确而导致控制效果不理想，又能够适应交叉路口的实时控制要求。

The main idea of the simulation is adopting Monte Carlo method and the classical over barrier model to simulate the randomicity of the charge exchange processes between projectile and metal and the dispersing of projectile's continuum movement. In each step, the movement of projectile is considered to a uniform acceleration.

本论文模拟的基本思想是在经典过垒模型下，采用蒙特卡罗方法来模拟入射离子与固体间电荷交换过程的随机性，并将入射离子连续的运动过程离散化，在每一个步长中，将入射离子的运动近似看成是匀加速直线运动。

Taking use of the redundant data and randomicity of the digital products, the digital watermarking technology embeds the unperceivable but recognizable secret information--watermark containing the copyright information into the digital products, which can protect the copyright and integrality of the digital products.

数字水印技术利用数字作品中普遍存在的冗余数据与随机性，向数字作品中加入不易察觉但可以判定区分的秘密信息－水印，从而保护数字作品版权或完整性。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。