查询词典 mean square

Principal component analysis is a successful feature detection method for pattern recognition. It is the optimal dimension compression technique based on second-order information in the sense of mean-square error.

主分量分析是一种在众多生物特征识别中获得成功应用的特征提取技术，是一种基于二阶统计的在最小均方误差意义上的最优维数据压缩技术，它所提取的各特征分量之间是互不相关的。

A fault detection filter is then designed to make the residual error system exponentially mean-square stable with a prescribed disturbance attenuation level.

设计一个故障检测滤波器，使残差误差系统均方指数稳定且具有一定的扰动衰减水平。

By adopting the MSE (mean-square error) criteria it is easy to get , the transfer function of the FIR to be designed quickly.

并采用均方误差准则来计算。使用这种方法我们可以很快得到计算结果。

To mitigate ISI and ICI, in the minimum mean-square error sense, an optimal equalizer is developed.

同时，还考虑了利用干扰抵消算法来进行干扰消除。

The proposed scheme minimizes a simple function relevant to the mean-square error of the least squares channel estimate instead of minimizing the MSE itself.

所提方法最小化的是一个与信道最小二乘估计均方误差有关的函数，而不是MSE本身。

The autoaligment instrument and accuracy turntable with digital display are used to detect the step angle after 32 subdivision, and the experiment results are given, the mean-square error of step angle after 32 subdivision is less than 3.7%.

为了检测32细分后的步距角，采用了自准直仪加精密数显转台的光学测量方法，并给出了实验结果，32细分步距角的均方误差不大于3.7％。

Two image quality evaluation of the function. Including psnr PSNR, it is mean-square error nmse other. Images can be used for de-noising and compression of image quality evaluation.

详细说明：两个图像质量评价函数，psnr峰值信噪比，正则均方误差nmse，能可用于去噪图像和压缩图像的质量评价，很有用啊。

The procedures under the trained network file ANN.mat anticipating new data files, to be mean-square error. and the mapping out of the original forecast data and the map data comparison.

详细说明：本程序根据训练好的网络文件ANN.mat预测新的数据文件，得到均方误差，并画出预测数据和原数据的对比图。

An image can be better described by a small set of its pseudo-Zernike moments than any other types of moments such as geometric moments, Legendre moments, rotational moments, and complex moments in terms of mean-square error.

为了能使伪Zernike矩得到更广泛的应用，在详细分析伪 Zernike矩不变性的基础上，提出了伪 Zernike矩的改进方法，使改进后的伪 Zernike矩在保持旋转不变性的同时，还具有真正意义上的比例不变性，同时给出了部分的实验分析结果。

Aviation University of Air Force, Changchun 130022, ChinaAiming at the characteristics and test requirements of airborne weapons, the transverse adaptive digital filter was built with least mean-square error algorithm based on the analysis of ADF structure and optimization evaluation, and according to the design process of field programmable gate array.

针对飞机机载武器设备特点和测试维修要求，在分析了自适应滤波器的结构、最优评估等特性基础上，根据现场可编程门阵列的设计过程，构建了基于最小均方误差算法的横向自适应滤波器。

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。