查询词典 least squares

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。

To register two partially-overlapping mesh surfaces, the least median of squares estimator is adopted to estimate the rigid body transformation, which is composed of two parts of"generation of hypothesis"and "verification of hypothesis".

为配准两个局部重叠的网格面，采用最小平方中值估算器来计算刚体变换，它由"假设的产生"和"假设的验证"等两个部分组成。

This paper discusses the least squares estimator circledetection method which is based on statistical theory. It gets the position through edge tracing and uses the edge point to estimate the center and radius of circle.

本文采用基于统计原理的最小二乘圆检测法，以边缘跟踪确定圆边缘点位置，以最小二乘法估计圆心和半径，精度可达亚像素级。

There exist many literatures concerning the research that the biased estimators with certain restricted conditions outperform the least squares estimator under the criterion of the mean-square error.

2在均方误差准则下，满足一定约束条件的有偏估计优于最小二乘估计的研究相当多，在Pitman准则下的类似研究存在比较大的困难。

"Please accept this talisman as a token of our thanks."

请收下这个护身符以表达我们的感谢。

If I have that magic, I will be more acceptable in the society.

如果我拥有那种魔法，我将更加被这个社会所容纳。