• 多元回归中,主要介绍最小二乘方法

    At multiple regression, we mainly introduce the method of partial least-squares.

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  • 本文讨论了多项式微分改进型最小二乘方法

    The paper discusses the improved least square method for polynomial differentiation.

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  • 给出迭代最小二乘方法数学模型和解算途径。

    The mathematical model and computing method of theory of recursion least squares is given.

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  • 本文介绍了一种基于最小二乘方法同步电机参数识别方法

    In this paper, a parameter identification method based on least square method for synchronous machines is presented.

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  • 文中提出的图像复原算法就是基于约束最小二乘方法的,并对进行了改进。

    The method posed by this article is based on constrained least square methods, hut it is improved.

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  • 提出了一类整数系统辨识最小二乘方法,给出了算法的详细推导过程

    A least squares method for identification of non - integer order systems is introduced into frequency domain and an algorithm is presented.

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  • 为此,我们利用最小二乘方法计算信号(残差信号)在相应子空间正交投影

    Therefore, the LSM algorithm is used to compute the orthogonal projection of the signal or residual signal onto the corresponding subspace spanned by these atoms.

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  • 理论分析应用实例表明几何距离最小二乘方法同样也是一种比较有效参数估计方法

    Theoretical analyses and applications all show that the geometric distance least square method is also a good and effective parameter estimation method.

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  • 另外,再次通过正交最小二乘方法确定模糊模型结论参数实现模糊模型结构参数的优化

    In addition, the conclusion parameters of fuzzy model are confirmed by the orthogonal least square in order to optimize the structure and the parameters of fuzzy model.

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  • 采用解析计算形式预测弹头落点利用非线性最小二乘方法搜索最优横向从而获得制导指令

    The analytical calculation of form, using penetration forecast method of nonlinear least squares search optimal lateral force, thus guidance commands was gain.

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  • 针对目标运动目标检测不利影响提出了一种有效估计强旁瓣目标频率最小二乘方法

    A least-squares method of estimating the frequency of the target with strong sidelobe to handle the adverse influence of such targets on moving target detection is presented.

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  • 介绍了图像退化模型约束最小方法(包括变维纳滤波方法平滑约束最小平方滤波方法)。

    The degradation model and the image restoration are introduced by the constrained least square methods including the parametric Wiener filter and the smoothing constrained least squares filter.

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  • 元回归部分最小二乘方法克服批次不同阶段控制量存在的相关关系从而得到准确模型

    The regression analyses to correlate the control actions with the results for various stages of a batch to obtain more accurate models.

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  • 实验方法确定经验公式回归方程中用最小二乘方法求得待估参数估计值往往一个很长的

    When determining empirical formula with test method, estimation value of estimated parameter in regression equation which is obtained with least square method always is a long number.

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  • 由于工具误差分离存在着很强的复共线性传统最小二乘方法成分方法不能很好的解决这一问题

    Because the separation for GISE is an almost singular regression problem, the classic least square method and principal component method are not satisfactorily for solving the problem.

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  • 过去三十中,数字信号处理数字通信领域采用主要优化算法下降方法最小二乘方法

    In the past thirty years, the work-horse algorithms in the field of digital signal processing and communication have been the gradient descent algorithm and the least square algorithm.

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  • 本文基于最小二乘方法成分估计思想,构造了一种丢失数据稳健修复算法可对失真数据予以修正。

    Based on the least square method and main elements analysis, this paper proposed a robust algorithm to repair the lost and distortion data.

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  • 另外采用阻尼最小二乘方法利用全球地震层析成像资料大地水准面异常资料联合反演了全球地幔密度异常。

    Moreover, The authors inverted three dimensional global mantle density (anomaly) combining geoid data and seismic tomography data by means of damping least square method.

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  • 采用信号增强技术降低观测噪声后,利用总体最小二乘方法估计被测信号参数可以得到传统方法更好的分析结果

    After reducing the noise by the technique of signal enhancement, the more extract approximation results than traditional approach can be achieved with the TLS method.

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  • 传统的金融时间序列认为趋势是确定性函数,本文对此提出新的模型并且设计分段最小二乘方法两个算法提取趋势路径。

    For this problem, this paper develop a new model and design the piece wise least square method and two algorithms to strip off the trend.

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  • 仿真实验表明算法能够将航迹平均周期提高航迹中断期间对比最小二乘方法能够较大幅度地减小跟踪位置速度均方根误差

    Simulation results show that the proposed algorithm doubles the mean track life and yields significant improvements in position and speed RMS errors during the track breakage.

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  • 该技术通过平移实物参考面,测得其上位分布,利用位移距离位相增量之间关系最小方法计算位相差深度之间的映射关系。

    According to the shifted distance and the phase increment, the mapping relationship between phase difference and depth of object can be determined by a least squares method.

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  • 论文介绍了有噪声下基于最小二乘方法定界椭球算法,提出了一种新颖的外定椭球自适应约束最小二乘算法,对该算法性能进行了分析

    The most excellent bounding ellipsoid based on least-square method is described, the authors introduced a novel out bounding ellipsoid self-adaptive least-square method and analyze it's performance.

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  • 总体最小方法(TLS)近年来出现的一种新的平差方法,与传统最小二乘方法(LS)不同是,TLS可以同时顾及系数矩阵观测值误差

    The total least squares (TLS) are a new method in adjustment in recent years. Different from the least squares (LS), the errors in coefficient matrix and observations are considered simultaneously.

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  • 另外为了克服最小出现误差积累传递现象,采用基于矩阵ud分解的递推最小二乘方法确定模糊模型结论参数,从而实现模糊模型的结构参数优化。

    In addition, the recursive least square based on matrix UD decomposition is used to confirm the conclusion parameters of fuzzy model for the sake of accumulating and transferring o.

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  • 如果其呈现线性关系测试结果应该通过适当的统计学方法(例如,以最小二乘方来计算回归线)来确立

    If there appears to be a linear relationship test results should be established by appropriate statistical methods (e. g. by calculation of a regression line by the method of least squares).

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  • 提出洪水频率计算时适线最小二乘一种新的求解方法对其特性进行分析。

    A new method of least square is raised in curve fitting of flood frequency calculating and its specific properties are analysed.

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  • 文中间断函数进行了相位最小二乘逼近,逼近误差小于传统方法

    All Phase least square approximation to the discontinuous signal is also introduced with less error than the traditional method.

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  • 根据印刷图像处理技术基本原理,针对印电子出版图像处理存在的原稿图像运动模糊现象,介绍约束最小二乘滤波复原技术消除图像模糊方法

    The method of constrained least squares filter image restoration was introduced, which was applied to process image motion blur in original manuscript before the printing of electronic publishing.

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  • 根据印刷图像处理技术基本原理,针对印电子出版图像处理存在的原稿图像运动模糊现象,介绍约束最小二乘滤波复原技术消除图像模糊方法

    The method of constrained least squares filter image restoration was introduced, which was applied to process image motion blur in original manuscript before the printing of electronic publishing.

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