查询词典 method of approximation

The experimental results show that the presented method could refine the approximation image as quickly as possible because of the use of Markov model and wavelet transform.

实验结果表明，由于使用了马尔可夫模型和小波变换，可以更快的得到细节丰富的图像。

An efficient solution method for structural optimization is proposed by coordinated use of mathematical transformation, two-level approximation concepts and dual theory.

利用包络函数、二级近似概念和对偶理论，提出了一种结构优化的有效解法。

Based on the properties of miniature PSA oxygen production and a linear driving force approximation, a mathematical model for PSA processes of a Special Miniature Oxygen Concentrator is developed in this paper. The boundary and initial conditions for the model are analyzed and determined, and the finite difference method is applied to solve the partial differential equations.

基于微型变压吸附氧氮分离过程的特点和线性推动力模型，建立了描述该过程的数学模型，给出了求解的边界条件和初始条件，采用有限差分法对模型进行了求解。

DRBEM requires inversion of a matrix formed by approximation function, which makes this method inefficient for large problem.

在双互易边界元法中需要对由近似函数形成的矩阵求逆，这在计算大型的实际工程问题是很费时的。

In this paper, a practical example was offered to analyze the feasibility of the new method by making use of saddlepoint approximation algorithm.

在此基础上，采用鞍点逼近算法进行了算例分析。

We analyze and compare the advantage and the weakness of these two algorithms, and apply the second method to the approximation of tensor product offset surface.

文中分析和比较了这两种算法的优缺点，并将第二种方法推广应用于求张量积等距曲面的逼近。

Simulation results obtained using both artificial and real data show that the estimation performance of the proposed method is a good approximation of the unknown function and the computation complexity is significantly reduced.

最后对人工和实际的样本进行了试验，结果说明了线性规划支持向量回归能较好地逼近被估计函数，且计算复杂度明显降低。

The Moment Generating Function of decision variable and a saddle point approximation method are exploited to analyze the BER performance of FD-SS-CLDD, and the theoretical results are evaluated by simulation.

通过利用判决变量的矩生成函数，并采用鞍点近似的分析方法，得到了频域扩频码片级差分检测的误码率性能的解析表达式，同时进行了仿真验证。

The moment generating function of decision variable and a saddlepoint approximation method are exploited to analyze the BER performance of FD-SS-CLDD, and the theoretical results are evaluated by simulation.

通过利用判决变量的矩生成函数，并采用鞍点近似的分析方法，得到了频域扩频码片级差分检测的误码率性能的解析表达式，同时进行了仿真验证。

It also acquires the lower and upper approximation regions of all clustering kernels based on rough set theory,and achieves the explicit object-dividing method by means of their neighborhood system.

依据对象聚类邻域确定聚类数量和聚类核，以及对象的粗糙近似划分，使得聚类具有密度自适应和孤点不敏感的特点，取样分析有效提高了算法效率。

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。