查询词典 Dirichlet distribution

The geographical distribution of historical characters in the four dynasties in Southern Dynasty lias features as follows: although the number of the provinces of distribution is relatively approximate, the number of the characters in each province is remarkably imbalanced

南朝四代历史人物的地域分布具有以下特点：虽然分布省区的数量比较接近，但每省区拥有的人物数量却表现出极大的不均衡，更为突出的表现是：各朝的人数分布呈现出明显的高聚集性特征

In this paper,the fix time censored test of Weibull distribution is studied and the limit distribution of total test time is obtained.

该文研究了Weibull分布大样本定时截尾试验，给出了总试验时间的极限分布。

The effect of a large shock thus has no effect on the limiting city size distribution; it can however have a permanent impact on the relative position of cities within the distribution.

因此，大冲击对限制条件下的城市规模分布将没有影响，但是它却对分布内的城市相对地位有着永久性的影响。

Especially since Lindley and Smith (1972) addressed the thought of hierarchical prior distribution and Han (1997) provided the methods to construct hierarchical prior distribution, more achievements have been made on hierarchical Bayesian methods to be used for solving zero-failure data problem.

所谓λ的多层先验分布的构造方法——减函数法，主要是选取λ的减函数作为λ的第一层先验密度函数的核，第二层先验分布——第一层先验分布中超参数的先验分布取均匀分布。

Using FLUENT, a large-scale fluid project emulation software, a numerical simulation for cleaning air flow field were made, the intact equivalence line chart and vector graph of the air flow speed distribution were obtained, which provide more overall understanding to the cleaning air flow field speed distribution.

利用大型流体工程仿真软件FLUENT，对清选气流场进行了数值模拟，获得了完整的清选气流速度分布的等值线图和矢量图，对清选气流场的分布有了更全面的了解。

The distribution of linear velocity is a special case of power velocity distribution when the effects of momentum and friction balance each other.

线性速度分布只是幂速度分布在动量和摩阻影响相平衡时的特例。

In the study based on noise-distribution, an approach to compute local regularization parameter and design local regularization operator adaptively is proposed according to the distribution of the noise.

在基于噪声分布的方法中，提出根据噪声分布自适应计算正则化参数及设计正则化算子的方法。

It assumed that the initiating life of single crack follows logarithmic normal distribution or normal distribution according to existing research and experimental results.

该方法简化了飞机结构发生MSD可能性的计算，为飞机结构的安全性评估提供基础。

In this paper,according to the logarithmic velocity distribution in the open channal,formula of the distribution of the vertical velocity in condition of ice-cover was formed.

以明渠对数流速分布为基础，提出有冰盖情况下的垂线流速分布公式，并以此论证了现行冰期流速测点布设模式的合理性。

It belongs to the positive innormal distribution and can be described by the logarithmic normal distribution. This study analyses the dispersed trend and the regional different degree of the n...

在研究中应用罗伦兹曲线和基尼系数来分析辽宁农民人均纯收入的离散趋势以及地区差异程度

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。