The evaluation criterion is the root mean squared error (RMSE) between predicted ratings and true ones.
评判标准是预测打分和真实值之间的均方误差(RMSE)。
WELCH(1983) has given a mean squared error criterion for optimal design of single-response linear model.
WELCH（1983）给出了单响应线性模型均方误差准则下的最优试验设计。
It obtains low average mean squared error (MSE), fast convergence velocity and decreases the noise sensitivity at the same time.
该方法计算简单、均方误差小、收敛速度快，并且降低了算法对噪声的敏感性。
Generation into the optimal threshold AMSE (asymptotic mean squared error) provide options for moment estimates order of shape parameter.
代入最优阀值的渐近均方误差为我们提供了形状参数矩估计阶的选择依据。
Compared with the minimum mean squared error principle and the minimaxs principle this one needs smaller memory space and less computation time.
此算法相对于均方误差最小准则和最大误差最小化准则具有占用存储空间小和计算时间短的优点。
The results of experiments show that the proposed method can raise Signal-to-Noise Ratio (SNR), decrease Mean Squared Error (MSE) and preserve the shape of signal;
实验结果表明：该方法不仅能够很好地保持信号的形状，而且信噪比较高、均方误差较小；
The final result of the model was the addition of the two model's validation values, and the root mean squared error of prediction (RMSEP) was used to estimate the mixed model.
最终预测结果为两个模型预测值之和， 以模型的预测标准偏差（RMSEP）作为评价指标， 以便考察新方法的有效性。
The popular fidelity measurement method based on root mean squared error (RMSE) is unable to completely reflect the details of the sensitive information of compressed grayscale images.
常用的基于均方根误差(RMSE)图像保真度准则不能准确地放映一些灰度图像主要敏感细节。
The model of the MIMO-OFDM system in doubly-selective channels is derived and a lower bound of mean squared error(MSE) of the channel estimator using frequency domain pilot is presented.
基于双衰信道的频域响应，提出了一类双衰信道下多天线正交频分复用（MIMO-OFDM）系统的最优化频域导频设计方案。
It is demonstrated by simulation results that the proposed algorithm has better performance in terms of lower mean squared error and higher output signal to interference plus noise ratio.
仿真结果表明：在相同条件下，采用该算法得到的输出信噪比有明显的改善，输出的均方误差也大大减小。
Extend the expressions of the minimum mean squared error bounds of the references, and give the relations of the minimum mean squared error bounds of pose Angle and noise standard deviation.
对文献中已给的目标方位角的最小均方误差表达式进行了推导，并且给出了方位角的最小均方误差和噪声偏差之间的关系。
Upon this frame, use matrix Lie group to express the rotation space, then base on Bayesian estimation framework, calculate the minimum mean squared error bounds which use the matrix Lie groups.
在这种框架中，利用李群来表示旋转空间，然后基于贝叶斯估计结构，计算了利用李群的表示的最小均方误差估计性能界限。
On a digital mobile radio channel model, using computer simulation, we compare the SWFTF DFE algorithm with other equalizer algorithms in the characteristics of mean squared error and bit error rate.
在数字移动通信信道模型上，利用计算机模拟，在均方误差和误码率特性方面与其它均衡器算法进行了比较。
Based on building up a model of echo canceller, the convergence of gradient-type stochastic adjustment algorithm of an adaptive filter under the mean-squared error criterion is discussed.
在建立回波抵消器模型的基础上，按最小均方误差准则，导出了自适应滤波器抽头的统计梯度算法和抽头调节的收敛公式。
Our simulation experiments show that the bit-error-ratio (BER) of these new detectors is much lower than that of decorrelation, minimum mean-squared error and multistage detectors.
仿真实验显示，本章提出的五种检测器算法的误码率均远低于已有的解相关、最小均方误差和多级多用户检测器。
It is proved that there is no best estimator in the class under mean-squared-error criterion and the Analysis-of-variance (ANOVA) estimator is also inadmissible.
证明了在均方误差准则下，在该估计类中不存在一致最优不变估计，且方差分析估计是不容许估计。
An optimal subband rate allocation algorithm in mean-squared error (MSE) minimization sense was proposed, which achieves persistent optimal rate-distortion performance under any given rate constrains.
提出均方误差最小意义上的最佳三维子带码率分配算法，该算法在任意给定码率限制条件下都能获得最优率失真性能。
This paper propose a novel alterative step LMS auto-adapted filter algorithm based on mean squared-error estimation.
介绍了一种基于均方误差估计的新变步长LMS自适应滤波算法。
This paper propose a novel alterative step LMS auto-adapted filter algorithm based on mean squared-error estimation.
介绍了一种基于均方误差估计的新变步长LMS自适应滤波算法。
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