查询词典 random

Based on random subspace,a complementary subspace linear discriminant analysis approach is presented for face recognition.

基于随机子空间，提出了一种用于人脸识别的互补子空间线性判别分析方法。

A fuzzy conditional expectation with respect to sub σ-algebra of for a fuzzy random variable is introduced in the complete probability space, and the fact that such a fuzzy conditional expectation exists uniquely is proved and its some properities are discussed.

在完备的概率空间中引进一个模糊随机变量关于■的一个子σ代数■的模糊条件期望，并证明这样定义的模糊条件期望存在且唯一，还就其某些性质作了讨论。

In this paper, the waved-edge force model is deduced on the basis of straight edge force model by use of the curve integral principle. This method is suited to the case for the complex 3-D grooves of random curve edge.

在直线刃铣刀片模型的基础上，利用曲线积分原理，建立了波形刃铣刀片铣削力数学模型，该方法可适用于任意曲线刃的三维复杂槽型的情况。

Signal processing approach presented in this paper based on neural network algorithm (spectral analysis, Random noise filtering) does not involve the complex multiplication and addition operations. Its computing accuracy is high. It is particularly suitable for the implementation of software and hardware based on DSP chip.

所提出的基于神经网络算法的信号处理方法(频谱分析、随机噪声滤波)不涉及复数的乘法运算和复数的加法运算，计算精度高，特别适合基于DSP芯片的软、硬件实现。

For discrete random effect model, the testing of variance component is studied and the score test statistics are obtained.

在离散型情形，用随机效应法研究了该模型的方差成分检验，得到了检验的Score统计量。

Variance component model of the random effects of covariance matrix unit for the "Linear model introduction" matrix has been studied.

方差分量模型的随机效应的协方差为单位阵时《线性模型引论》已进行研究。

There are 2 alleles at a marker locus and they are codominant. We assumed that the sires used were heterozygous at all marker loci with known linkage phases and were mated to females which are randomly sampled from a population being in HardyWeinberg equilibrium.For further understanding of the values of treating QTL effect as random effect and the importance of estimating the variance component of QTL, we estimated the additive QTL effect under several factors combinations assuming that the QTL vanance component to be known.

为了进一步明确将QTL效应作为随机效应处理，并估计其方差组分的重要意义，本文在方差组分真值给定的前提下，采用随机QTL效应模型和单标记及侧翼标记信息，研究了不同试验设计、不同群体结构、不同QTL等位基因类型、不同遗传力和不同QTL方差贡献等因素组合下，TM-BLUP种畜遗传评定的效果。

Like the numerator relationship matrix used in the traditional trait BLUP, in random QTL effect model of trait-marker BLUP, before estimating the variance component of QTL, the conditional relationship coefficient of additive QTL effects or the probabilities of being identical by descent of QTL alleles among relatives should to be known.

将QTL作为随机效应，和传统T-BLUP中分子血缘相关阵类似，在采用TM-BLUP进行种畜遗传评定，以及在进行QTL方差组分估计以前，首先要知道有亲缘关系个体QTL加性遗传效应间条件相关系数或基因同源相等的概率。

Now through internet, you can communicate with a random net computer operator in same world, whatever you are.

现在通过因特网，不论你身在何处，都能同世界上任意一台连网的电脑操作者进行交流，沟通。

With the development of the technology of information and computer, the information resource become more and more transparent, so people play more and more attention to the security of information, so the random number plays an important role in the security of information.

随着信息技术和计算机技术的飞速发展，信息资源公开化程度越来越高，这使得信息安全越来越受到人们的关注，而随机数在信息安全中有着重要的地位。

Effective local search tactics reaches local searchers when they are ready to buy - with every way that it is possible for them to buy from you.

有效的地方搜索策略达到当地的搜索，当他们准备购买-以各种方式，这是他们有可能从您那里进行购买。

The first two are periodic sentences for their beginnings; and the fifth and the last are also periodic sentences each for the embedding of a parenthetic structure.

1960年代中后期，当战后女权主义和当时的许多其他抗议运动在西欧和北美发展成某种势力时，性别的概念演绎成补充和延伸生物性别差异的概念。