查询词典 hermite interpolation polynomial

At the basis of them, In this paper, by calculating adjacency characteristic polynomial, the number of closedcircuit, using the property that bipartite graphs with same Laplacian spectrum must be Line-cospectral and the property of graphs with the same eigenvalues and angles to study some non-regular graphs with special structure.

在前人的基础上，本文通过计算图的邻接特征多项式，闭路数目，利用二部图同Laplacian谱必Line-同谱的性质，以及有相同特征值和角的图的一些特点来研究一些特殊结构的非正则图的谱确定问题，得到了如下一些结论：(1)两个不同构的C_(n_1，(n_2)，(n_3)，(n_4)图没有相同的邻接谱。

To solve complex computations in three-dimensional interpolation algorithm, a fast and practical algorithm of scattered space lattice and the Warp algorithm with proper depth are studied.

为解决三维内插中庞大的计算量，本文研究了快速而实用的散点算法和深度适应的Warp算法。

The problem of deciding whether a binding polynomial has positive decompositions is important in studying biochemistry process.

在生物化学研究领域，对键合多项式p-不可约性的判定是一个重要问题。

This Al -free 980nm pump laser have many merits, such as improved catastrophic optical damage level; no degradation due to oxidation of aluminium during fabrication process and laser operation, which is desirable characteristic for multi-step growth; lower electrical and thermal resistance with GalnP cladding; better carrier confinement with GalnAsP confinement layers; Selective chemical etching between GaAs and GalnP maks precisely control for fabrication of stripe geometry lasers.· Calculated the physical parameters of ternary and quaternary III - V compoundsby interpolation formulas based on curve fits or on a linear regression, such aslattice parameter, band gap, and refractive index.· Using luttinger-kohn Hamiltonian-based propagation-matrix method presentedby S.L.

这种无Al980nm半导体激光器可以提高激光器出现腔面损伤所需的能量，消除在生长过程和应用过程中由于Al的氧化而使激光器的使用寿命缩短的问题，便于激光器的多次生长；以GaInP为盖层可以降低电阻和热阻；可以精确的控制GaAs和GaInP之间的化学刻蚀，便于激光器几何形状的控制。

By simulating the natural conditions and building up a database of backscattering coefficient and emissivities using IEM model, it is found that when ratio of rms height and correlation length is in some certain range, the ratio of backscattering coefficient to reflectivity is linear or polynomial with surface roughness.

分析所建立的数据库后，得出在0.2＜均方根高度＜1.7，均方根坡度＜0.2和2.0＜均方根高度＜4.0，0.2＜均方根坡度＜0.4两种情况下后向散射系数与反射率之比与土中国科学院遥感应用研究所博卜学位论文壤粗糙度的关系。

The relationship between H2 evolution rate and radiant flux was close to r∝Φ12 through polynomial fitting.

通过对实验结果进行拟合，产氢速率与辐照通量接近r∝Φ12关系。

It contains selecting extrema of the pixels and interpolation of them in the course of EMD, in which a variance phenomenon of boundary pixels has been discovered.

在二维EMD中涉及到像素极值的选取和对极值点进行插值，在插值过程中会出现边界点变异现象。

Based on Netherlands ship model Basin's open-water tests,CPP's thrust coefficients and torque coefficients in four-quadrant under different pitch ratio of screw and different types of CPP were obtained by using the method of Akima interpolation,and CPP's thrusts and torques were obtained as well.

为在船舶操纵模拟器中进行CPP船舶的操纵运动仿真，须建立其操纵运动数学模型，该模型的精度直接影响船舶操纵模拟器的逼真度。1991年，Takeda等[1]研究了CPP船舶减速时的操纵性能。1996年，Robert[2]研究了CPP船舶在不同CPP螺距和轴转速组合下的推进效率，并设计了一个鲁棒多参数推进控制系统。

A maneuvering mathematical model for Controllable-Pitch Propeller ships with three degrees of freedom is established according to separate modeling theory. Based on Netherlands Ship Model Basin\'s open-water tests, CPP thrust coefficients and torque coefficients in four-quadrant with different pitch ratio of screw and different types of CPP are obtained by using Akima interpolation. Therefore, CPP thrusts and torques are obtained.

基于船舶操纵性分离建模理论，采用荷兰船模试验水池B系列螺旋桨的敞水试验结果，利用Akima插值获得了不同类型的调距桨在不同螺距比下的四象限推力系数和扭矩系数，求得调距桨的推力和扭矩，建立了调距桨船舶的平面运动数学模型。

In the first chapter, general ideas and basic concepts about homotopy method, polynomial equations and the multi-homogeneity are introduced.

第一章，给出多项式及多项式方程组的一些基本定义，简单介绍了同伦方法，并给出了m-Bezout数的定义及计算方法。

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。