方差的例句大全

Closed nucleus breeding in a small population inevitably result in inbreeding and decreasing of genetic variance.

小群体的闭锁选育不可避免产生近交及遗传方差下降，导致近期与远期选择效果的矛盾。

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The reason is that the formula of calculating mean square deviation.

研究发现其根本原因是回归分析中均方差计算公式不合适.

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We use the One Way ANOVA, Principal component analysis and Multiple Regression as study model.

研究主要采用了方差分析 、 主成分分析和多元回归模型.

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The first POPs' variance is 18.2% and the period is about 2 years.

第1个POP对占东部夏季降水TBO总方差的18.2%，循环周期约为2年。

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Empirical Analysis Of China's Stock Market Serial Correlation Of Volatility Based On Wavelet Covariance

基于小波协方差的中国股市波动序列相关性的实证分析

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So the variance may be favorable or unfavorable.

如此方差可能是有利的或不宜的.

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Statistical analysis is used by means of SPSS 10.0 database package. Variance analysis is used among groups, and the average value is compared using T test.

统计分析采用SPSS10.0数据包分析，组间比较用方差分析，均值比较用t检验。

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Ragweeds reduced the individual number and community diversity of soil insects. According to the results of monthly ANOVA and LSD, in August and September the individual number and diversity indices of soil insects in the control plot without ragweeds were significantly higher than those in ragweed plots.

豚草降低了土壤昆虫的个体数量和群落多样性，根据逐月方差分析和多重比较，8月和9月对照样地土壤昆虫个体数量和多样性指数均显著高于豚草样地。

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Variance analysis and multipe comparison of split plot experiment design by CASIO fx-4500p programme was fast and accurate.

利用Casio fx-4500p计算器编程进行裂区试验设计方差分析和多重比较，准确快捷。

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A kind of generalized least error robust self tuning controller algorithm with model reference is proposed.

本文提出一种具有参考模型的广义最小方差鲁棒自校正控制算法.

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The multi-asset variance methodology is used to ? analyze price formation of 50 ETF and its underlying component stocks.

本文采用多资产方差分解法分析50ETF与标的成份股的价格形成过程.

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The variation of profit rate decreases from 18.9 % to 16.1 % , variation range is smaller, less risk.

收益率的方差由18.9%下降为16.1%, 收益率的变化幅度减少,风险降低.

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General Sidelobe Canceller ( GSC ) is an alternative form of Linear Constrained Minimum Variance beamformer.

广义旁瓣对消器 ( GSC ) 是线性约束最小方差波束形成器的等效结构.

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The empirical analysis indicates that the tails of returns on Shanghai and Shenzhen stocks are not enough to conform to an infinite-variance distribution.

实证研究表明，沪深大盘指数收益率分布具有肥尾的特征，但并不服从无限方差分布。

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GARCH and ARMA prediction models are constructed on condition of the analyzed data, and several conclusions about the non-linear characteristics of Chinese security market are drawn.

在分析数据的基础上，建立了上证综合指数和深证成分指数的广义自回归条件异方差（GARCH）和自回归移动平均（ARMA）预测模型，并分析了中国股票市场的几个非线性特征。

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Thus good steady and dynamic feature of closed loop system can be reached.

同时，每个稳态状态方差都满足给定的上界约束，从而使闭环系统具有良好的稳定特性和动态性能。

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Using 2 × 2 completely randomized design, two-hundred-forty 21-day AA broilers were randomly divided into four treatments with 6 replicates of 10 chickens per replicate.

本试验采用2×2因子完全随机设计，选用240只21日龄体重经方差分析不显著的AA肉仔鸡，随机分成4个处理，每个处理6个重复，每个重复10只。

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The height growth of the seedlings showed high inheritance stability; the variance component of the family x site interaction was very small and insignificant ( 0.38%)-The estimated family broad sense;

一年生苗木高生长表现出高度的遗传稳定性，家系×地点互作方差分量非常小（0.38%），是不显著的。

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At the same time the correlation function and power spectrum density are been analyzed, at last the correlation compound K-distribution stochastic sequences whose covariance matrix is been given are been generated through SIRP algorithm.

同时对海杂波的相关函数和功率谱进行了分析，最后使用SIRP算法产生了给定协方差矩阵的相关复合K-分布随机序列。

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According to the characters of CBCT image, we proposed the noise variance estimation formula.

根据CBCT图像的特点，提出了适合CBCT图像的噪声方差估计公式，使其更适合CBCT图像噪声的去噪。

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