查询词典 Laguerre polynomial

Based on the polynomial fitting of power function, FFT of sinusoidal function and 1-level decomposition of Daubechies wavelet, the simulation shows that the approximation of DT and the gradient depend on the width of horizontal distance spectrum.

文章基于幂级数多项式拟合、三角函数的FFT 和一级Daubechies 小波分解的理论分析以及数字地形的数值仿真，研究了近似地形的精确度与坡度的确定性因素。

However, some high skewness distribution can not be modeled by Gaussian polynomial directly, we may get complex coefficients.

然而，一些含有高度偏态的分布没有办法直接使用高斯多项式去呈现，我们会得到一些复系数。

To the soft coal, there are once crack density increment and once crack expansion, and the expansion is import to fracture. It is found that the relation between the fractal dimension of crack and the abutment pressure is polynomial expression.

研究表明，裂隙分维和支承压力具有良好的多项式定量关系；同时，通过顶煤压裂试验得出了基于损伤力学的顶煤压裂本构方程，损伤变量的变化验证了裂隙演化规律的正确性。

It is proved that if the optimal solution tree has an inter-node, the necessary and sufficient condition that tree structure GAs are solution foundable is that the initial population contains an inter-node; the upper limit of solution foundable probability is also calculated and the population size is proved to increase at most in a polynomial of increasing problem complexity and the probability upper limit.

本文接着给出了当初始群体随机产生，只有杂交算符作用或只有复制与杂交算符作用的遗传算法有解的充要条件，并加以证明；而且求出了这时有解的概率上限，并证明群体大小的增加不超过问题复杂性和有解概率上限的某个多项式。

In Chapter 4, we provide a linear time solvable case of the model and present a polynomial optimal algorithm for this special case.

在第四章中，我们给出本模型的一个多项式时间可解的特殊情况，设计了一个计算复杂性为O的最优算法。

A novel method of calculating spectral response function is proposed for color scanner, which combines polynomial fitting and spectral response function fitting methods.

提出一种结合曲线拟合和光谱响应的计算法，保证了计算结果收敛，而且具有较好的计算精度。

Key words: geomagnetic field model calculation; Taylor polynomial model; spherical cap harmonic model

本文所建立的中国区域地磁场球冠谐模型与泰勒多项式模型具有良好的一致性。

The new model identification method can accurately determine the structures of both polynomial models and spline function models.

非线性气动模型辨识的实践表明，新方法可以有效地识别出线性、非线性系统及神经网络的模型结构。

The favorate spline function is polynomial in a segment of the domain.

样条函数采用分段的多项式。

We even exploit polynomial technique to transform the whole image dataset and estimate sum of square error in first measure. The result indicates that the two methods are robust and of the order of our requirements, but the latter measure outperforms the first one.

我们采用多项式技术变换整个图像的数据集并且估计在第一个测量中估计均方误差和，结果显示这两种方法是鲁棒的并且具有我们要求的象素顺序，但是后一种测量优于前一种测量。

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。