查询词典 dimension

Some techniques of dimension reduction,including the decomposability of the problem,were studied in the literatures.

作为NP-困难问题，该问题的降维性质已被研究，其中包括它的可分解性。

This problem is known to be NP-hard. Some techniques of dimension reduction, including the decomposability of the problem, were studied in the literatures.

作为NP-困难问题，该问题的降维性质已被研究，其中包括它的可分解性。

This article employs the method of element changing in definite integral to spread the dimension formula of plane figures .

利用定积分的换元法，推广了平面图形的面积公

In a special case of 2 dimensional variables, the probability of the positive definitiveness of the discrete sample covariance matrix is given in term of sample size and variable dimension. Based on the results, the optimal sample size is provided in this thesis.

推出了离散型样本协方差矩阵正定的充要条件，得到了求离散型样本协方差矩阵正定概率的模型，建立了特殊情况下的抽样优化模型。

The accuracy of this method and some influencing factors such as image dimension, shooting angle, defocus and lens distortion were analyzed and the scope of application was studied.

对该方法的精度和一些影响位移测量的因素如图像大小，拍摄角度，离焦，镜头畸变等进行了分析，探讨了方法的适用范围。

The second part has summarized from the one-dimension and multivariate respects the abundant approximation properties of Bernstein polynomials, mainly including the estimation of approximation degree, derivative approximation, linear combination approximation and weighted approximation.

第二部分从一元和多元两个方面系统总结了Bernstein算子丰富的逼近性质，主要包括逼近度估计、导数逼近、线性组合逼近和加权逼近等。

Fractal dimension can be used to describe the morphology of tertiary dendrite.

可以用分形维数来描述三次枝晶的形态。

This paper denominate the PDSR whose dimension hasbeen reduced analogous PDSR. By visualizing the L-PDSR the dispatcherscan monitor the system security and make decision of security control more quicklyand correctly.

对其进行三维的可视化，可使调度员能够对当前的运行点在注入空间内不同方向上的稳定裕量一目了然，从而可以快速准确的进行予决策乃至紧急控制。

For any dimension vector , there exist the generic decomposition, and a dense and closed subset V of system space R〓 corresponding to this decomposition such that, for each dynamical system M∈V, every indecomposable summand of M thus M is clear.

对任意的维数向量，存在一般分解，以及系统空间Rm，n，p中稠密的开子集V，并且我们对V中每个系统的不可分解直和项知道得很清楚，进而对V中每个系统也非常清楚。

However.We obtain its Hausdorff dimension spectrum by density theorem.

利用密度定理，在第二章的两节中，我们分别得到了它们的Hausdorff维数。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。