查询词典 mean square

Adaptive α-β filter algorithm was introduced, and then it was compared to ISR filter algorithm and Kalman filter algorithm, the mean square deviation of distance, position, speed and direction of these algorithms on the flight line was analyzed to discuss the specific use of the three filters in straight-line flight and about-ship straight-line flight.

介绍了一种改进的α-β滤波算法，然后将它和最小二乘滤波算法、卡尔曼滤波算法进行比较，对三种算法跟踪空中目标的直线飞行、改变航向的直线飞行两种情况的距离、方位、速度和航向等参数的均方差加以分析，证明了改进的。

Calculation examples of the frictional base isolation system and the hysteretic-friction base isolation system are presented, and the root-mean-square displacement, velocity and absolute acceleration responses of the former systems are compared with those of the latter system.

给出了摩擦基底隔震系统和滞变-摩擦基底隔震系统的计算实例，并对这两种隔震系统的均方根位移，速度和绝对加速度反应进行了比较。

An adaptive filter based on Data-Reusing Least-Mean-Square algorithm has been proposed and applied in magnetocardiography to suppress ambient noise.

提出了一种基於数据重置最小均方算法的自适应数字滤波器，并将其应用於抑制心磁信号的背景噪声。

Laser Doppler Anemometry was used to measure the velocity in volute and impeller of the pump. Three velocity components magnitudes were obtained, so was the mean square root fluctuating value.

运用激光多普勒测速仪，对旋流泵最优工况下的无叶腔及叶轮内部速度场进行了测量，得到周向速度、轴向速度、径向速度及其对应的均方根脉动速度分布等。

And it proposes a semiregular mesh geometry coding related to the reconstruction of the mean square error of approximation.

提出了和半规则网格几何编码相关的重建均方误差的近似方法。

To reduce the distortion of this,the beginning of this article proposes an effective allocation model based on the performance optimization method;To achieve such a rapid and low complexity of the distribution,and it proposes a semiregular mesh geometry coding related to the reconstruction of the mean square error of approximation.

为了降低这种失真，开始部分提出了一种有效的基于位分配模型的性能优化方法；为了实现这种快速和低复杂度的分配方法，提出了和半规则网格几何编码相关的重建均方误差的近似方法。

In order to investigate the performance of Iterative Detection in Golden Code system and reduce the complexity of the Iterative Detection algorithm, the Gaussian Approximation and Minimum Mean Square Error methods are proposed to obtain the soft information of each bit.

为研究级联信道编码的Golden码的迭代检测性能及降低迭代检测算法的复杂度，提出采用高斯近似和最小均方误差算法来计算迭代检测过程中所需的比特软信息。

It was proved that the proposed control scheme guarantees that all the variables in the closed-loop system are bounded and the mean-square tracking error can be made arbitrarily small by choosing some design parameters appropriately.

理论证明，所提方法保证闭环系统的所有信号一致有界，且通过选择适当的设计参数，可使跟踪误差任意的小。

Moreover, the mean-square tracking error can be made arbitrarily small by choosing some design parameters appropriately. Even with unmodeled dynamics and bounded disturbances presented the controller has good robust performance without need of correct dynamic model and parameter estimation.

并且这种控制器的设计不需要有精确的系统动态模型，不需要未知参数来满足线性依赖条件，不需要具体的系统参数估计，即使存在未建模动态和有界扰动，系统仍然具有很好的鲁棒性。

There are some traditional methods for the financial risk measurement such as the simple arithmetic method, Mean—Square method and the VaR method, etc, which was pulled out and developed ten years ago.

传统的对于金融风险的度量方法已有很多，主要包括简单算术法、均值—方差分析方法和最近十年来发展起来的VaR方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。