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The multiple corresponding analysis is suitable for correlation analysis of big sample categorical variable.

对于中医研究中常见的无序多分类或二分类变量,要同时研究它们之间的联系,用多重对应分析在结果的直观性和可解释性方面优于对数线性模型。

Obiective: To introduce the method of multiple corresponding analysis in correlation analysis of big sample, and offer a reference statistical method to clinical and basic medicine researchers who take the design of big sample categorical variable in TCM.

目的:介绍应用多重对应分析方法实现对大样本分类变量之间的相关性分析,旨在对大样本疾病信息采集资料的临床和基础科研工作者提供可借鉴的统计学分析方法。

When number of variables is not big, computing result of the satisfiable probability is consistent with the previous facts.

对较小的变量数计算了可满足概率,所得的结论与以往的结果一致。

The so-called AT-algebras are inductive limits of finite direct sums of matrices over the extension algeras of circle algebra by K, where K is the C~*— algebra of all compact operators on a separable infinite dimensional Hilbert space.

若V_*与V_*同构,且保持单位元等价类;T与T仿射同胚,且同构映射与同胚映射相容,则存在E与E′的同构导出上述同构和同胚,所谓AT-代数即为圆代数通过κ的本质酉扩张的矩阵代数的有限直和的归纳极限,这里κ为可分的无限维复Hilbert空间上的紧算子全体,不变量中的V*为三变元Abel半群,T为迹态空间,[1]为单位元所在的Murray-von Neumann等价类,r_E为连接映射。

Be able to solve some first-order differential equations which have separable variables.

能解决可分离变量的一阶常微分方程。

If process changes occur, or if variables must be added to the controller, new gains can often be obtained from simulation, or from a single process step.

如果过程改变了,或变量必须要加到控制中,新的增益通常可从模拟中获得,或从单一的过程步中获得。

A practicable analytic solusion is obtained for any sector by means of Fourier series with singular items.

从位移场带奇性分离的Fourier级数表达式着手,得到扇形问题可实际操作的解析解,可以证明此级数解法与Wiliams分离变量法等价。

This paper presents a new method of sparse matrix decompose which is based on the concept of matched degree, this method can make the process much simple and can be used in the decomposition of the construct matrix with multiple-freedom variables and constraints.

本文提出了基于匹配度计算的约束分解方法,采用这种方法,可以使约束分解的过程变得很简单,并可用于多自由度和多约束度变量的结构矩阵的分解。

Through constructing the function between the radius of a sphere and its auxiliary variables, the radius can be obtained if one of the coordinates of each spherical point is measurable and the other two are constant and unknown.

当球面点的坐标分量之一已知,而另外两个分量固定不变但未知时,通过建立球半径与辅助变量之间的关系,可达到测量球半径的目的。

For the axicons with 20 mm radius, 10-2 cone angle, when using incident spherical wave whose radius of curvature varius from 1200 mm to 1400 mm, the focal length increases from 200 mm to 120 mm and the lateral intensity distribution increases only 15μm.

对于半径20 mm,锥角θ=1×10-2的圆锥透镜,采用曲率半径为1200~1400 mm的球面入射波,可扩展焦深200 mm到120 mm,光强的均匀性有明显改善,横向场能量分布形状改变量不超过15 μm,完全达到应用要求。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力