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The coding algorithm of H.263 is similar to that used by H.261, however with some improvements and changes to improve performance and error recovery.

庞大的数据量提高了存储与传输的成本，因此视频技术的关键是视频压缩，从而为信息的传输降低成本。

The error variance in genetic analysis of poultry continuous traits was estimated by the method of the linear model.

利用线性模型对家禽连续性状遗传分析的误差方差进行了估计，并得到估计的矩完全收敛的精确渐近性质。

The numerical results show that mean and variance of estimated error are reduced by 52.8% and 74.9% on the average.

由数据显示，我们的结果在平均误差距离上，较传统的方法减少了52.8%而在变异数上改善了74.9%。

And the variance of background error covariance obtained by NMC-method is tuned with the IV-method results.

将NMC方法统计的结果，结合已有的Ⅳ方法的结果对误差协方差的方差部分进行了调整。

By comparison of the standard variance of predictive error, we can find that fuzzy T-S model is more precise than conventional ARX model.

从预测误差方差的分析对比结果来看，该模型预测比传统的ARX线性模型预测要准确。

It was recommend as one of the standard of Error-correction system by NASAS ESA and CCSDS etc..

采用维特比译码的（2，1，7）码已被NASA、ESA、CCSDS等空间组织作为推荐标准之一。

The shape information of surveillance objects is represented as macro-block coordinates. The temporal redundancy is eliminated by motion estimation within the surveillance region in the reference frame. Since the number of luminance levels is reduced due to enhancement process, the residual error of motion estimation is compressed with lossless entropy coding.

监控对象的形状信息表示为宏块坐标；监控对象之间的时间冗余通过运动估计来消除，但搜索范围限制在前一帧监控对象区域之内；由于增强处理使得监控区域的灰度级减少了，所以对运动估计的残差进行无损熵编码。

Afterwards, Euler distance acts as classifying criterion and experimental results show that the three methods can classify fire alarm effectively. Finally, performance of the three classification identifier is compared by means of ROC(receiver operation characteristic), error rate and calculation complexity.

最后从计算复杂度、ROC曲线方法和所需存储空间三方面，对三种分类器性能进行了分析比较，结果显示FFT频域分析的方法更适合于对空预器再燃烧进行分析检测。

An adaptive control algorithm is proposed for Stewart platform which is usually used to as a flight simulator. Firstly, the coupling force caused by the dynamics of the legs is compensated using the New ton Euler inverse dynamic formula, and the simple error dynamic is obtained.

针对应用于某型飞行模拟器的Stewart平台，首先利用Newton-Euler逆向力公式对平台动力学方程中形式复杂的连杆动态特性进行补偿，得到形式简单的误差动态系统。

The experimental results show that tracking error caused by mechanical vibration can be effectively suppressed, which indicates that the scheme is feasible.

实验结果证明了该系统可有效补偿由机械振动等引起的跟踪误差，验证了该方案的可行性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。