均方误差

Using minimum mean square error criterion at receiver, the mean square error matrix submits to inverse wishart distribution at high signal to noise ratio.

当接收端使用最小均方误差准则检测时，检测后的MSE矩阵在高信噪比下服从逆wishart分布。

Based on the derived frequency representation of each frame for convolutive mixtures, a modified discrete Fourier transform is proposed for the frequency domain convolutive blind separation. MDFT serves as an optimal transform in the minimum square error sense to replace the traditional DFT.

针对频域卷积混合盲分离，依据所导出的卷积混合信号每帧的频域表示模型，提出了一种最小均方误差意义下的最优变换－修正离散傅里叶变换，用于代替频域卷积混合盲分离中常用的离散傅里叶变换。

The eminent performance of this method is proved by its higher SNR(signal- to- noise rate), smaller MSE(Minimizes the mean squared error) The discal surface of the contaminated insulators is the interesting area of the research.

数值试验证明，与固定阈值法和极大极小阈值法比较，运用该方法去噪后的图像具有更高的信噪比和更小的最小均方误差。

Results of computer simulation experiments on this new method show that it has better image denoising than ecumenic methods .

结果表明：这种方法比一般的图像消噪方法有很大改进，特别是图像的均方误差有很大的降低，提高了信噪比。

Results of computer simulation experiments on this new method show that it has better image denoising than ecumenic methods. Especially the of image has been decreased a lot while the has been increased.

结果表明：这种方法比一般的图像消噪方法有很大改进，特别是图像的均方误差有很大的降低，提高了信噪比。

In the study based on prior image constraint, the approach using minimum information discrimination to achieve the restored image constrained by prior image is proposed, and two approaches are given, which called minimum-mean-square-error validation and fiducially strategy to count regularization parameter adaptively for new constraint item.

在基于先验图像约束的方法中，提出利用最小鉴别信息构造先验图像对图像复原结果的约束，给出了基于最小均方误差验证和置信策略自适应计算新约束项正则化参数的两种方法。

The Pick-pick Signal Noise Ratio PSNR or Mean Square Error MSE does not conform to subjective psychological sensation, while subjective assessment is usually inexactly and has subjectivity.

通常使用的峰—峰信噪比或均方误差与主观感觉并不相符，而主观评价又存在主观性和不确定性，其结果往往因人而异。

After convolving the image model with the edge detection operators of second derivative model, a plane fitting in the least squares sense is used to detect the zero crossing points as edge points.

使用二阶导数型边缘检测算子对图象模型进行卷积后，用均方误差最小的准则对卷积后的图象进行平面拟合，并求出零交点作为图象的边缘点。

Adaptivefilter can adjust its coefficients automatically to minimize themean-square error between its output and that of an unknown input,unnecessary to know the autocorrelation functions of signal andnoise in advance, hence it can realize linearly optimumfiltering.

自适应滤波器可以不必事先给定信号及噪声的自相关函数，它可以利用前一时刻已获得的滤波器参数自动地调节现时刻的滤波器参数使得滤波器输出和未知的输入之间的均方误差最小化，从而它可以实现最优滤波。

Among them, weighted least square combination , minimum mean square error combination and auxiliary vector combination are very effective methods.

其中包括加权最小二乘合成、最小均方误差合成和辅助矢量合成等多种合成检测方法，性能仿真结果证明了这些检测方法的有效性。

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。