• 评判标准预测打分真实之间误差(RMSE)。

    The evaluation criterion is the root mean squared error (RMSE) between predicted ratings and true ones.

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  • 建立回波抵消器模型基础上,按最小误差准则,导出了自适应滤波器抽头的统计梯度算法和抽头调节收敛公式。

    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.

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  • 传统LMS算法相比WO - LMS算法提高了收敛速度可以得到较低稳态误差

    In comparison with traditional LMS algorithm, WO-LMS algorithm can achieve both lower steady mean square error and faster convergence speed.

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  • 对应于差参数估计回归系数的两种两步估计,它们的误差大致相当

    However, two-stage estimates of regression coefficients corresponding to these two estimates have approximate equal mean square error.

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  • 本文给出混合噪声非线性递归最小误差算法性能分析

    This paper presents the performance analysis of recursive least square algorithm with error-saturation in mixture noise.

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  • 实际通信系统中信号处于衰落时,最小误差(MMSE)检测器经常失去信号的相位跟踪

    It is noted that the minimum mean square error (MMSE) detector often loses phase to lock a desired signal when the desired signal dips into a deep fade.

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  • 基于一定解码状态,声码器通过最小误差MMSE估计法估计最优参数,充分降低信道误码对重建语音质量的影响

    The minimum mean square error (MMSE) is computed for each decoding state to estimate optimal parameters and to reduce the influence of the bit error.

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  • 理论计算和计算机模拟实验结果显示,模糊控制迭代算法迭代结果其振幅误差为0.69%,振幅不匀度1.01%。

    Computer simulation experiment, as well as theoretical research show that the amplitude mean square error of the iterative output derived from IAFC is 0.69%, and the amplitude un-uniformity is 1.01%.

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  • 若以误差作度量估计优劣的标准模拟显示误差相关程度较高时,估计优于文献中常见的估计。

    Our simulation results show that for high errors correlation case, new estimate is superior over the moment estimate appeared in literature under mean square error criterion.

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  • 调整算法两个梯度矢量比例系数提高算法收敛速度、减少收敛后的误差

    In the MCMA, adjusting the scale coefficients of two gradient vectors can improve the convergence rate and reduce residual mean square error.

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  • 算法实现横摆角速度线性最小误差估计可对汽车行驶过程中的系统噪声观测噪声统计特性进行在线估计

    This algorithm can realize linear minimum mean square error estimation of yaw rate, and on-line estimate statistical characteristic of system noise and observation noise during vehicle running.

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  • 同时为解决目标分辨问题,采用一种基于目标误差配对算法

    Aiming at solving resolution of multiple targets, a match algorithm based on mean square error is also proposed.

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  • 卡尔曼滤波采用最小误差准则一种最优滤波。

    Kalman filtering is an optimum filtering employing the norm of minimum mean square error.

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  • 本文提出了一种改进型语音短时最小误差(MMSE)估计增强

    This paper proposes a new speech enhancement scheme based on modified Minimum Mean Square Error (MMSE) estimation of speech Short Time Spectrum Amplitude (STSA).

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  • 经典自适应波束形成算法中采用误差准则,对于通信系统来说,误码率评价性能重要的参数

    Mean square error approach is often adopted in classical adaptive beam-forming algorithm, nevertheless, the bit error rate is one of the most important parameters in a communication system.

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  • 引入了最佳修正短时对数估计,能在信号存在不确定性最小化语音信号对数均方误差

    We introduce an optimally-modified log spectral amplitude estimator, which minimizes the mean-square error of the log spectra for speech signals under signal presence uncertainty.

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  • 遵循最小误差原理,给出了二维二阶拟合矩阵表达式。

    According to the principle of minimum mean square error fit, the corresponding matrix formulation is developed.

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  • 技术基于优化子空间最小误差MMSE用户检测算法

    This technique is based on the suboptimal subspace blind minimum mean square error (MMSE) algorithm of multiuser detection.

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  • 为此研究了一种繁殖作为激励源的有效搜索同时讨论了决定最小误差激励码的全搜索过程

    So an efficient search method by using populating code book are developed, and search procedures for determining the minimum mean-square error excitation code word are discussed.

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  • 剩余误差(MSE)收敛速度衡量衡算法性能两个常用标准。

    Usually, excess mean square error (MSE) and convergence speed are two criterions used to evaluate performance.

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  • 法计算简单、误差收敛速度并且降低了算法噪声敏感性

    It obtains low average mean squared error (MSE), fast convergence velocity and decreases the noise sensitivity at the same time.

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  • 阀值渐近均方误差我们提供了形状参数估计选择依据。

    Generation into the optimal threshold AMSE (asymptotic mean squared error) provide options for moment estimates order of shape parameter.

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  • 本文由此出发,导出最小误差意义下最佳矢量量化设计

    On this basis, a design method of an optimal vector compandor with least mean square error criterion is derived.

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  • 给出分子已知情况下比率估计偏差误差以及均方误差估计,对两类比率估计量进行了比较

    In this paper, the bias of the ratio estimator and the estimate of mean square errors of this estimator with known numerator have been compared and discussed.

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  • 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表示最小均方误差估计性能界限。

    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.

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  • 最后提出了结合最小误差(MMSE)检测连续干扰抵消(SIC)性能好于单一的SICMMSE检测器

    Finally, a successive interference cancellation (SIC) scheme is proposed combined with minimum mean square error (MMSE) detection. Its performance is superior to simple SIC or MMSE detector.

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  • 文献中已给目标位角最小误差表达式进行了推导,并且给出位角的最小均方误差噪声偏差之间的关系

    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.

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  • 回归误差影响因素进行了分析,导出了回归误差与其影响因素之间关系式

    The influencing factors for errors in regression equation are discussed and the relations between mean square error of regression equation and its influence factors are deduced.

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  • 这种利用频测量矩阵直接给出了圆度形状误差回转误差最小二乘最小误差解。

    The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.

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  • 这种利用频测量矩阵直接给出了圆度形状误差回转误差最小二乘最小误差解。

    The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.

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