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A multistage structure is used to reduce the complexity of filter coefficients and the finite word length effect.

该方法使用多级结构以降低滤波器系数的复杂度和有限字长效应。

The generalized Douglas scheme for variable coefficients is applied to wide-angle multistep finite-difference beam propagation method.

交叉波导是集成光学中一种重要的器件单元，它的应用包括制作能量分配器、光开关[1] 、低损耗低串音的交叉光路网络等。

The speciality to let several coefficients of S-M algorithm are analyzed;(2) We first propose the nonlinear and adaptive prediction model based on several closest neighbors and extend the method to multistep prediction;(3) We first exploit Empirical Mode Decomposition technology to predict hopping frequency codes, it is namely that a complex time series is decomposed as several Intrinsic Mode Functions easy to prediction, then predict these IMF respectively, at last reconstruct estimated values of the time series;(4) We exploit the above prediction model validate effect while there are omitted data in observed time series and propose the corresponding resolve.

1具体分析了S-M算法中几个参数设置的特点；(2)首次提出了基于邻近点的非线性自适应预测模型，同时将这种算法推广到多步预测；(3)首次采用经验模态分解技术预测跳频码，即将一个复杂难以预测的时间序列分解为几个相对容易预测的本征函数，然后分别预测这些本征函数，最后重构出时间序列的估计值；(4)应用基于邻近点的非线性自适应预测模型验证了观测时间序列存在数据缺损时的预测效果，并提出了相应的解决办法。

Furthermore, four coefficients, mutual inductance, secondary resistance at starting point and investigates thrust are analyzed under different operating conditions.

对电机起动点的4个校正系数、互感和次级电阻进行分析计算，并对不同工况下的推力分别进行理论研究和实验测试。

In order to predict real-time muzzle velocity, a theory method of error modifying coefficients of muzzle velocity was brought forward.

为对炮口速度进行实时预测，提出了炮口速度误差修正系数理论推导方法。

The principal components in PCA is decided by virtue of cumulative percent variance and multi-correlation coefficients. The improved PCA is applied to mycetozoan fermentation process monitoring and fault diagnosis.

利用主元相关变量残差统计量代替平方预测误差Q统计量，并采用累积方差贡献率及复相关系数确定PCA模型的主元数。

It is shown from the study results that (1) SSC has obvious neap-spring and seasonal variations with periods being 14.7 days and 368 days, respectively, on an average, SSC during the spring tide was 2.96 times as much as that during the neap tide, and SSC in winter was twice as much as that in summer;(2) correlation coefficient between daily SSC and tidal range on the same day in a mean neap-spring period of 15 days was 0.86, and correlation coefficients between tidal range and daily SSC with one day and two day lag were 0.99 and 0.93, respectively, which indicates that the effect of tidal range variation on SSC has a one day or two day hysteresis;(3) the monthly mean SSC was negatively correlated with the monthly mean water discharge at the Changjiang River Datong station, especially well with the water discharge with a lag of 19 days.

悬沙浓度具有显著的大、小潮和季节性变化，变化周期分别为14.7 d和368 d，平均而言，大潮为小潮的2.96倍，冬季为夏季的2倍；2）平均大、小潮半月周期中日悬沙浓度与同日潮差之间的相关系数为0.86，与前1日潮差之间的相关系数为0.99，与前2日潮差之间的相关系数为0.93，反映潮差变化对悬沙浓度的影响有1~2d的滞后效应；3）月均悬沙浓度与长江大通站的月均流量呈显著负相关，尤其与流量滞后19d的相关性最好。

The result indicates that:(1) the coefficients of variation of all strains' quality character are different, so it is effective to select qualitative character from the descendants;(2) the content of fat and content of water-soluble protein are remarkably negative correlation among variation strains.

结果表明：(1)所有品系的品质性状的变异系数差别较大，说明在后代中进行品质性状筛选是有效的；(2)突变品系内脂肪含量与水溶性蛋白含量呈显著负相关。

Two instruments for measure of atmospheric aerosol extinction coefficients characteristics were introduced,one is forward scatter visibility sensor,and the other is three-wavelength integrating nephelometer.

对比分析了两种设备测量结果，为提高探测精度，将两种仪器的测量结果放在一起进行了研究，获得了满足特殊试验要求的第一手数据，夏秋两季的能见度较高时，平均能见度的最大值超过10000m。

Using the NNA,the designed filter coefficients can be obtained from the specified amplitude-frequency responses.

根据给定的幅频响应指标，按该算法可获得滤波器系数。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。