查询词典 first approximation

Application of the QA approximation to forward modeling and Frechet derivative computations speeds up the calculation dramatically.

反演过程中的正演和Frechet导数矩阵计算都应用准解析近似大大提高了计算的速度。

For nonlinear friction force in hydraulic position tracking system, partition compensation is to solve the problem of large approximation error caused by non-smooth characteristic of friction when the whole friction is compensated by one fuzzy neural network.

针对液压位置跟踪系统中的非线性摩擦力，提出对摩擦力模型的不同分量分别进行补偿的分部补偿算法，以解决用模糊神经网络对摩擦力整体进行补偿时，因摩擦力非光滑特性引起较大逼近误差的问题。

In the network method, the neural network with powerful function of approximation is used to get the continuous approximate function of the discrete fringe pattern.

在测量过程中，利用神经网络强大的函数逼近能力，得到离散条纹图的连续逼近函数，从中解出物体的相位分布信息，获得物体的三维面形分布。

In addition, this network model is a new one that can be widely applied to the fields such as pattern recognition, nonlinear function approximation, time series prediction, and etc...

同时，它也是一种可以广泛应用于模式识别、非线性函数逼近、时间序列预测等领域的新的神经网络模型。

The design is based on the approximation capability of fuzzy logic systems.

这一研究成果将非线性自适应模糊控制的研究推向一个新的高度。

In support of this, psychologists Gabbard and Twemlow (1984) have concluded from surveys and psychological tests that the typical OBE experient is "a close approximation of the 'average healthy American.'"

如此，我们相信，神识离体是一个神志正常的人正常的精神行为。

In this system, Galerkin meshless method based moving least square approximation is applied in space coordinate domain.

无网格方法是近年来受到广泛关注的微分方程求解技术。

The author investigates simultaneous approximation by Gama operators and the rate of pointwise convergence by new Gamma type operators.

本论文讨论了Gamma算子的同时逼近，Gamma算子线性组合同时逼近的等价定理以及新的Gamma型算子的逼近速度。

Taking advantage of gauge transformation and dipolar approximation, we qualitatively derive rotating Bose-Hubbard model.Then finite temperature phase boundary between superfluid phase and normal state in rotating Bose-Hubbard model is analytically derived by studying the stability of normal state in rotating bosonic optical lattice.We also analytically prove that as the function of rotation angular velocity the oscillation of critical hopping matrix directly follows the upper boundary of Hofstadter butterfly.

4通过做一个规范变换和偶极近似，定性地推导了旋转Bose-Hubbard模型，并且通过研究正常态不动点的稳定性推广了旋转Bose-Hubbard模型的零温相图到有限温度的情形；另外根据系统有效的能带宽度与旋转速度的关系(Hofstadter蝴蝶)，得到了系统的临界跃迁矩阵随旋转速度的改变展示谐振行为的结论。

Among them, former polynomial expansion detection algorithm based on the classic conclusion ,Gauss－Seidel iterative method which will introduce the same time. Inverse matrix will eventually form into a Taylor series approximation.

其中，前一种算法立足多项式扩展检测的经典结论，同时将Gauss－Seidel迭代方法引入其中，最终将矩阵求逆转化为泰勒级数近似的形式。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。