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This book reviews the many areas of numerical analysis, including the configuration polynomial, finite difference, factorial polynomials, summation, Newton formula, operator and configuration polynomial, Cheung section, close polynomials, TaylM more item type, interpolation, numerical differentiation, numerical integration, and with the series, differential equations, differential equations, least squares polynomial approximation, minimax polynomial approximation, rational function approximation, triangular approximation, non-linear algebra, linear equations, linear programming, boundary value problems, MonteCarIo methods and so on.

本书综述了数值分析领域的诸多内容，包括配置多项式、有限差分、阶乘多项式、求和法、Newton公式、算子与配置多项式、祥条、密切多项式、TaylM多项式、插值、数值微分、数值积分、和与级数、差分方程、微分方程、最小二乘多项式逼近、极小化极大多项式逼近、有理函数逼近、三角逼近、非线性代数、线性方程组、线性规划、边值问题、MonteCarIo方法等内容。本书的特色主要表现在利用例题及大量详细的题解来透彻地阐明所述内容的内涵，同时附有大量的补充题以便读者进一步巩固和深化从书中获得的数值分析知识。

Simulation of virtual array beamforming algorithm based on least squares estimator.

基于最小二乘估计的虚拟阵元波束形成仿真。

The Least Z-Difference algorithm using Least Trimmed Squares estimator is proposed in this paper.

提出一个使用截尾最小二乘估计的最小高差算法，该算法在迭代过程中通过基于高差直方图的自适应阈值来区分变形区观测量。

In this paper,we study the asymptotic properties of the SCAD-penalized least squares estimator in sparse,high dimensional,generalized linear model.

本论文研究稀疏高维背景下的广义线性模型的SCAD惩罚最小二乘估计的渐近性质。

And the result is sub-pixel accuracy. The least squares estimator circle detection algorithm is faster than Hough transform.

最小二乘圆检测法较Hough变换计算速度快，对由光照引起的边缘缺失有一定的适应性。

It still can be used when edge is absent due to low illumination.FFT correlation and least squares estimator algorithm can be applied to locate the entrance of oil train and its detection result is good.

将基于FFT的相位相关法和最小二乘圆检测法应用于铁路油罐车的罐口检测定位中，得到了良好的定位效果。

Secondly, two kinds of robust adaptive control algorithms are put forward by making use of the normalization method and recursive least squares estimator with adequate adaptation freezing.

第二章讨论结构不确定系统的完备描述问题，在此基础上，首次建立了鲁棒自适应控制问题的一般提法，并提出了控制系统定性-定量建模理论与方法。

At first, we list some preparation knowledge which is a necessary tool, such as matrix analysis, the theory of orthogonal matrix and project matrix, the least squares estimator.

文章首先列举了一些需要用到的相关预备知识，主要有矩阵分析，正交阵和投影阵，参数估计的最小二乘法等，这些研究线性模型的参数估计问题中必不可少的工具。

This paper is a generalization of the result in [2]. We prove that the least squares estimator of the regression coeffcient is admissible for a wide class of distributions when the variance σ2 is unknown.

这篇文章是成平结果的一般化，即在一个宽广的分布类中，证明了当方差未知时，回归系数最小二乘估计是容许的。

A beamforming algorithm of array with virtual based on least squares estimator is presented, and the modified algorithm is proposed further. In this thesis, we also study the beamforming algorithm of array with virtual elements based on time delay and summation.

提出了基于线性预测的虚拟阵元波束形成方法，提出了基于最小二乘估计的虚拟阵元波束形成方法，并进一步提出了基于最小二乘估计的虚拟阵元波束形成方法的改进方法，最后研究了延迟求和虚拟阵元波束形成方法。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。