查询词典 projection gradient method

Secondly, a rule of the choice of step-length is presented for a non-quadratic objective function of n variables, according to the rule we prove that the Gradient Method has local n-step quadratic convergence rate for a non-quadratic function under certain conditions.

其次，对于n个变量的非二次目标函数也提出了一个步长选取的准则，并在此准则下证明了当目标函数满足一定的条件时，梯度法具有局部n-步二阶收敛速度。

In this paper the convergence rate and the global convergence properties of the Gradient Method are studied.

本文研究了梯度法的收敛速度和全局收敛性。

Regarding the circular defects such as leakage gnarl in log, this paper designed an improved Laplace's special gradient method to clarify the target image.

针对原木中的漏节等圆形缺陷，本文设计了改进的拉普拉斯算子法增强图像中目标的清晰度。

Regarding the circular defects such as leakage gnarl in log, this paper designed an improved Laplaces special gradient method to clarify the target image.

针对原木中的漏节等圆形缺陷，本文设计了改进的拉普拉斯算子法增强图像中目标的清晰度。

In this paper,we developed a color to gray method based on gradient domain .

本文提出了一种基于梯度域的彩色图像转灰度图像的方法。

In this paper, a gradient based robust method for estimation of fingerprint orientation fields is proposed.

作为指纹的全局特征，指纹方向场在自动指纹识别系统中发挥了非常重要的作用。

Minimum square algorithm and the basic idea gradient method is the same.

最小均方算法的基本思路与梯度下降法是一致的。

A new method of gravity gradient vector field for quantitative determination of field source is described in this paper.

本文叙述了利用重力梯度矢量场确定场源的一种新方法，采用富里哀级数求和的算法。

LMS Algorithm is very useful and simple method for estimating gradient.

最小均方算法是一种很有用且很简单的估计梯度的方法。

The result shows that the Gradient —Hamilton function method is feasible.

计算结果表明，这种方法是可行的。

A strange and mysterious deep sea creature.

一种奇异、神秘的深海生物。

It's a yellow rectangle .

这是黄色的长方形。