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In this paper, we discuss symmetric Latin square s and their special orthogonality,and describe their application in the area of experimental design, together with an example of the arrangement of a kind of bridge games.

讨论的是一类具有对称性的拉丁方,并且给出这类对称拉丁方特殊的正交性的定义。

According to the orthonormality of Legendre polynomials in the function approximation theory, the exact boundary of the ball Bézier surface was optimally squarely approximated in polynomial form.

依据函数逼近论中Legendre多项式的正交性,得到了采用多项式形式表示的球域Bézier曲面的精确边界的最佳平方逼近。

Taking into account the orthogonality and linear independence of trigonometric functions, closed-form expressions for scattering coefficients are developed by imposing continuity conditions of pile-soil interfaces and equilibrium conditions of piles.

通过施加问题的连续条件和平衡条件,利用三角函数的正交性以及不同阶三角函数线性无关的性质,得到问题的解。

Moreover, in our experiments, we compare thequantification of other features, such as pleural indentation, lobulation sign et al, with thequalitative classification provided by radiologists. The results indicate that mostquantification of the features can obtain consistency higher than 87%.

针对毛刺征提出了一种基于边界法线-梯度正交性的毛刺量化方法,并与已有的毛刺量化方法进行了比较评估,分析表明该方法的量化结果与真实的毛刺水平具有更高的一致性;实验结果还表明分叶征、胸膜凹陷征等其它特征的量化分级大部分具有87%以上的正确率。

The new updating method is to minimize the error matrix norm under the condition of a quadratic constraint under which the mode orthogonality should be satisfied and the mass and stiffness matrices should be fitted into the eigen equation.

该方法是在质量矩阵和刚度矩阵满足正交性条件和特征方程的约束下,使修正矩阵的范数最小,将模型修正问题转化为一个带二次约束的最小二乘问题。

For the characteristic of ring permanent magnet torque motor used in direct drive numerical control round table suffering from the effect of load disturbances and parameter variations, the H∞ controller design methodology without the orthogonality assumptions is combined with m-K iteration in m synthesis to design a m-H∞ speed controller in this paper.

针对直接驱动数控转台用环形永磁力矩电机易受负载扰动及参数变化影响的特点,将去除正交性假设的H∞控制器设计方法与m综合中的m-K迭代法相结合,设计了一个m-H∞速度控制器。

It is impotent to design the prefilter which maintain the orthogonality and approximation order of central filter bank.

在预滤波器的设计中,能够保持中心滤波器组的正交性和逼近阶是非常重要的。

In this paper,based on an improved orthogonal expansion in an clement , using the new idea of Ref.[3] ,a new error expression of n-degree Hermite finite element approximation to one-dimensional 4-degrec 2-point bounded problem and 2-degree ordinary differential problem, and then optimal order superconvergence for their first derivatives is obtained.

本文针对在改进的单元正交性估计的基础上,利用文[3]提出的新想法,得到一维四阶两点边值问题和二阶常微初值问题的n次赫米特有限元u_h∈C~1的新误差估计式,以及导数误差的最佳阶超收敛,并且两者有相同的超收敛结果。

Image fusion method based on a new class of wavelet non-separable wavelet with compactly supported, symmetric, orthogonal and dilation matrix is presented.

提出了基于一类新的小波具有紧支撑、对称性和正交性、伸缩矩阵为(20 02)的非张量积小波的图像融合新方法。

Based on the maximum margin criterion, a new algorithm of orthogonal optimal discriminant vectors and a new algorithm of statistically uncorrelated optimal discriminant vectors for feature extraction were proposed.

基于最大间距准则(Maximum Margin Criterion, MMC)下,提出一组具有标准正交性的最佳鉴别矢量的计算方法和一组具有统计不相关性的最佳鉴别矢量的计算方法。

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