How to draw from exponential distribution in Ruby?
如何从红宝石指数分布的画吗？
The numerical example of exponential distribution implies that the approximation effect is good.
从指数分布的数值例子看，有较好的近似效果。
Finally the mixture exponential distribution was used as a simulation instance to prove that the...
最后以混合指数分布为模拟例子，表明本文的模型和方法在应用上是可行的和有效的。
Then the MRBF is calculated with the data offered by France which follow the exponential distribution.
并根据法国所提供的舰炮部件可靠性数据，按指数分布计算了系统的平均故障间隔发数。
Exponential distribution: the density function is as follows, (2) in which is the failure -rate of the.
当产品的寿命分布为指数分布时，其密度函数为，(2)其中为指数分布的失效率。
Compared with the exponential distribution, the unified velocity distribution of pipe flow is very reliable.
通过与指数分布模型的比较，得出管内统一速度分布式是相当可靠的。
We also proved that the class of the multivariate exponential distribution is closed under weak convergence.
并证明了多维指数分布类在弱收敛下的。
Firstly, the optimality of identical sensor system for the exponential distribution family has been verified.
首先，我们确证了全同感测器系统在指数分布族的参数辨识问题上的最佳性。
This thesis will propose a dilution effect model which is a mixture of binomial and exponential distribution.
本论文将提出一个由二项及指数分配所混合而成的稀释效用模型。
In this paper, an estimated method of the failure time of the product with the exponential distribution is presented.
本文提出了一种其寿命分布服从指数分布的产品失效时间的预测方法。
Throught the multivariate exponential distribution model built, it even reflects the advantage of depiction dependence.
通过建立的多维指数分布模型，进一步体现了这种刻画相依性方式的优越性。
Methods A simple method for distinguishing of exponential distribution family is obtained based on factorization theorem.
方法在因子分解定理的基础上提出了一个判别指数型分布族的简单方法。
The present paper considers simple failure-step-stress ALT for censored data assumed to be from an exponential distribution.
本文试图在指数分布场合下对截尾数据讨论简单步加试验。
A method of detection of outliers from the exponential distribution is given by sample fractile to construct test statistics.
利用样本分位数构造检验统计量，给出来自于指数分布总体异常数据的一种检测方法。
Under many conditions, as verified from outcrop data, fracture length is theoretically expected to follow an exponential distribution.
根据许多条件，并验证了从野外露头资料，断裂长度理论的预想为后续指数分布。
While in HgCdTe with high dislocation density, the arsenic distribution is complex, exhibiting multi component exponential distribution.
而在缺陷密度比较大的碲镉汞材料中，砷的分布呈多段指数型分布，表现出更复杂的多机制扩散特性。
This paper presents moment estimation of the progressive stress accelerated life testing under exponential distribution censored samples.
讨论了指数分布场合下序进应力加速寿命试验的矩估计问题。
Based on JM model, we propose a software reliability prediction model involving fault-remove time which followed exponential distribution.
因此在JM模型的基础上，提出了排错时间为负指数分布的软件可靠性模型及本模型的极大似然参数估计方法。
A view is put forward that the time distribution of a complex process will be close to exponential distribution in the future, and it will...
提出了当前简单作业工序的过程时间分布预示着复杂作业工序的过程时间的未来分布规律，即向指数分布方向趋近的观点。
A new method of moment parameter estimation parameter is given by double side censored data and interval data in the exponential distribution.
对指数分布下的双截尾数据和分段数据，给出了其参数矩估计的一种新的方法。
In the To-Be version of the process, I modeled the duration for the task using an Exponential distribution with a mean of 30 minutes, as Figure 39 shows.
在流程的将来版本中，我使用Exponential分布将该任务的持续时间模拟为平均30分钟，如图39所示。
Then based on the exponential distribution of precipitation the model was solved to give the equivalent precipitation of each level in the landscape.
还以实际降水数据检验了降水强度的指数分布，在此基础上求出了模型的解。
Now we set the value of the shape variable to 1 to obtain the exponential distribution, so that we compare easily whether we get the results we expect.
现在我们设置形态变量的值为1以变成指数分布。所以我们可以容易的比较是否得到了我们所期望的结果。
Two-parameter exponential distribution is an important distribution in reliability engineering. It is studied because it is useful in theory and in practice.
双参数指数分布是可靠性工程中重要的分布之一，对其研究有一定的理论意义和实用价值。
Then the simulation flow chart is given. A comparison between the simulation results based on M2 model and M1 model (exponential distribution model) is made.
文中还给出了计算机程序框图，并将M_2模型模拟结果与据车头时距为负指数分布的M_1模型的模拟结果作了比较。
It is assumed that the operating time of units has an exponential distribution, while the repair-time and the vacation time have general continuous distributions.
假定部件的工作时间服从指数分布，修理时间和修理工的休假时间均服从一般连续分布。
This paper proposes a test statistics for testing exponential distribution versus HNBUE, and proves the statistics approximate normal distribution and consistence.
本文提出从HNBUE分布类中检验指数分布的方法，证明检验统计量的渐近正态性和检验的相合性。
Results a factorization discriminance of exponential distribution family was obtained, moreover good properties of exponential distribution family were established.
结果提出了指数型分布族的因子分解判别法，并给出了指数型分布族的一个良好性质。
Results a factorization discriminance of exponential distribution family was obtained, moreover good properties of exponential distribution family were established.
结果提出了指数型分布族的因子分解判别法，并给出了指数型分布族的一个良好性质。
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