查询词典 hermitian conjugate

The two Armijo-type line searches proposed in Chapter 4 are shown to guarantee the global convergence of the class of conjugate gradient methods.

在第四章提出的两种Armijo型线搜索下，针对不同的线搜索参数分别讨论了共轭梯度法簇的全局收敛性。

Even rich kids have to conjugate verbs in French class and spike the punch at the dance every once in a while.

而且我们也不得不承认他与Vanessa这段历经波折的爱情看上去是有希望的。

Applying the summation of V/s to a class of control system most in use and to the conjugate systems of this class , several explicit criteria which can be dire.

应用对各子系统的Liapunov函数求和方法，得到了常用控制系统及其共轭系统的绝对稳定的便于直接应用的显式判据。

In Chapter 7, the author investigates a class of conjugate gradient methods, which can be regarded as some kind of convex combination of the Fletcher-Reeves method and the method proposed by Dai et al.

第七章着重讨论一簇共轭梯度法，它可被看作是FR法和DY法的凸组合。

The traditional techniques which required rather complicated procedures to determine optimal acceleration parameters have yielded to the parameter-free conjugate gradient class of methods.

那些为了优化加速系数而过程要求相当复杂的传统算法已经产生了系数自由的共轭梯度类方法。

A class of conjugate descent algorithm with single parameter βk for unconstrained minimization problems is presented and it is proved that this algorithm is of descent feature when it satisfies the condi- tion of a sort of inexact linear searching and, in addition, it is globally convergent.

给出了无约束问题一族含有一个参数βk的共扼下降算法，证明了该共扼下降算法在满足一种非精确线性搜索条件时是下降的，而且是全局收敛的。同时可以看到共扼下降算法是其特例

But the optimizing problem of a real scalar function g where z and its conjugate z* are complex variables frequently arises in adaptive signal processing.

但是，在自适应信号处理中经常会遇到一类以Z为复自变量的标量函数g求极值或条件极值的问题。

Based on the conjugate symmetric frequency spectrum of Complex Discrete Fourier Transformation and the conventional Real Discrete Fourier Transformation,a modified RDFT is implemented in Wiener filter to restore aerial images degraded by motion or vibration.

基于复数离散傅里叶变换频谱的共轭对称性，对传统的实数离散傅里叶变换做了改进，将改进后的RDFT算法用于维纳滤波器中来实现对运动模糊图像的恢复处理。

In this paper, the computation of original likelihood function is transformed into the optimal problem of its low bound through the conjugate representation of the convex function, and a additional parameter is introduced to control the smoothing degree of low bound, and so the performance of local optimal solution can be improved.

我们利用凸泛函的对偶性，将原似然函数的复杂计算问题转化为对其下界函数的优化问题，从而降低学习算法的复杂性；并通过引入一个参数来控制下界函数的光滑程度来改善局部最优解的性能；指出了传统的期望最大化算法(Expectation Maximization Algorithm)是变分学习算法的特殊情况。

This paper presents a new algorithm for feed forward neural networks based on a new optimal target function constructed according to Young inequality in the conjugate of convex function.

提出的算法是利用凸函数共轭性质中的Young不等式构造优化目标函数，这个优化目标函数对于权值和隐层输出来说为凸函数，不存在局部最小。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。