方差的例句大全

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.

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.

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。

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。

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。

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。

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。

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。

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。

After variance analysis, the curves of eutectic point and the concentration were drawn.

对低聚果糖共晶点的测量表明，低聚果糖的共晶点随浓度的增加而降低，通过方差分析得到共晶点和浓度的关系曲线。

On the calculation of WLS or GLS estimator of the structural parameters

结构参数的WLS或GLS估计量方差的计算

Studies on the Long Distant Cold storage and Trans-portation of Chilled Hairtail-variance Analyses of the Change of the Values of VBN

冰鲜带鱼长途冷藏贮运的研究&VBN值变化的方差分析

Evaluation of control performance with MIMO minimum variance control as a benchmark standard.

和以最小方差作为基准估计MIMO控制系统的性能。

Variance Analysis of Influence of Genotype and Medium on Brassica rapa in vitro Shoot Regeneration

大白菜再生体系影响因子的方差分析

Based on the principal component analysis, find the main influencing factors for Siberian Crane habitat-selection.

通过主成分分析及单因素方差分析找出影响白鹤生境选择的主要因子。

Considering the system with time-varying noise correlation matrices, instead of standard Kalman filtering we use the improved adaptive Kalman filtering ( AKF) to estimate the hidden system states.

针对参数估计问题中具有时变噪声协方差阵的系统，本文提出了采用改进的自适应Kalman滤波代替标准EM算法中的Kalman滤波，实现对隐含系统状态的估计。

One way to increase the convergence speed is to use the eigenvectors of the data matrix.

增加收敛速度的单向将使用数据共方差点阵式的特征向量.

Furthermore, DWC strategy effectually balances control delay from pipeline control unit to pipeline stages.

而且，DWC策略还有效地均衡了流水控制单元对各个流水级的控制延时，控制信号延时的方差仅为0.1145。

Control Performance Assessment Based on Minimum Variance Benchmark

基于最小方差准则的控制系统性能评价

Conditional variance analysis showed that genes from different genetic system expressed discontinuously in the whole growth period.

条件方差分析表明，在大豆生育期中，各遗传体系的基因间断性表达。