查询词典 negative binomial distribution

Based on negative binomial distribution and analysis of two statistical experiment results,a statistical model of the cluster parameter is gven as a function of chip area for VLSI yieldand defect distribution is given.

本文以负二项分布为基础，在对两个实测统计结果进行分析的基础上，给出了VLSI成品率与缺陷分布统计中有关成团因子与芯片面积关系的模型。

In second chapter, we use the statistical properties calculated in first chapter to compare the premiums and Lundberg exponents of each model in the Poisson distribution case, then compare the premiums in the negative binomial distribution case.

在第二章中，利用第一章中已计算的量，首先比较了理赔次数服从泊松分布时，盈余模型的保费和Lundberg指数的大小关系，其次比较了理赔次数服从负二项分布时，盈余模型的保费的大小关系。

The results showed that the larvae in all orchards were in aggregation distribution pattern and fitted for negative binomial distribution tested by chi-square, which was due to the life habit of the larvae and environmental factors.

结果表明：桃蛀螟幼虫种群在板栗园中全部呈聚集分布，而且均符合负二项分布，其聚集原因是由该虫习性与环境因素共同造成的。

The system is controlled by continuous review installation stock policies. This paper presents an improved approximated method that the leadtime demand of warehouse is approximated by the normal distribution, and the leadtimes demand of retailers are approximated based on negative binomial distribution.

论文给出改进的近似方法，即用正态分布近似分销中心提前期内需求的分布，用更符合实际的负二项分布近似零售商提前期内需求分布，从而建立了二级分销系统期望总成本近似模型。

"Davidia involucrate" was a rare valuable and endangered plant in China. In this article, We studied the distribution pattern of its population with t test of Dispersal index, X^2 test of Poisson distribution and F test of Morisita's index. Its assemble intensity is also analyzed through Negative binomial index, Green's index, Lloyd's index and Patchness index.

采用扩散系数的t检验、Poisson分布的x^2拟合检验及Morisita指数的F检验来研究珙桐种群的空间分布格局类型，用负二项参数、Green指数和Lloyd的平均拥挤度m(上标*与聚块性指标来研究珙桐的聚集强度。

On two binomial coefficient s and their related combinatorial identities;2. Several identities on binomial coefficient s and trigonometric func tion values of special angles are obtained.

利用组合数学的一些技巧给出了切比雪夫多项式的通项表达式，并得到了一些二项式系数，特殊三角函数值的恒等

Research about the Binomial and Chebyshev Match;2. Nevertheless, the traditional binomial produ ctivity equation can't work under the formation pressure unknown.

气井产能方程能够直接描述流压与产量的关系，但是传统的二项式产能方程在地层压力未知或者地层压力不准的情况下无法使用。

The binomial deliverability equation can only be used to describe the high velocity non-Darcy filtering flow. For low permeability fracturing gas wells, due to low permeable property and high flow conductivity of the formation, the filtering flow laws of the formation are different from those before fracturing, and binomial deliverability equation can not be used for the flow condition of gas wells, therefore, new equation is needed.

二项式产能方程只能描述高速非达西渗流，对于低渗压裂气井，地层的低渗透性和裂缝的高导流能力使得其渗流规律已经和压裂前大不一样，二项式产能方程已无法描述气井的生产状况，必须建立新的方程。

Firstly, convergence condition of a binomial is discussed, and along with the calculating formula of region of convergence, the matching band of fractance circuit attained by binomial expansion method is indicated definitely.

首先讨论了二项式的收敛条件，并结合收敛域的计算公式，明确指出使用二项展开法所得到的分抗电路的逼近带范围。

In Chapter 2, by means of the integral theory, a number of reciprocal series involving binomial coefficients have been established and some results related to binomial coefficients have been extended.

本章利用定积分的方法和常见的发生函数，结合一些运算技巧，建立了一些与二项式系数的倒数有关的恒等式。

"Please accept this talisman as a token of our thanks."

请收下这个护身符以表达我们的感谢。

If I have that magic, I will be more acceptable in the society.

如果我拥有那种魔法，我将更加被这个社会所容纳。