插值函数

Another carries out input fuzzy quantificat and grading quantificat in the same time, deduces using Takagi-Sugeno fuzzy algorithm, and introduces fuzzy algorithm into weight training of CMAC. It has the characteristics of less quantificat grade and high accuracy of function approximability. It shows good effectivity used for Wiener model identifying. By syncretizing MVL, linear neuron, fuzzy control and CMAC, this paper gives a kind of FCMAC nonlinear control system with the ability of self-learning in line.

将模糊控制和小脑模型神经网络有机的结合在一起，提出了两种模糊小脑模型神经网络，一种是在CMAC基础上进行输出模糊插值，可减小非样本点误差，提高精度和训练速度；一种是对输入进行分级量化的同时进行模糊量化，利用Takagi-Sugeno模糊算法进行推理，并将模糊算法引入CMAC的权值训练，具有输入量化级数少、函数逼近精度高等特点，用于Wiener模型辨识效果好。

A computational formula of approximate value of minimum point and minimum value for some particular functions was infered by interpolation method of equidistant points.

利用等距节点的插值的方法，推导出某些特殊函数的最小点及最小值的近似值的计算公式。

The fundamental principle of barometry was theoretically analyzed; the function between air pressure and actual altitude above sea-level in certain height range was derived; the algorithm adapted to MCU realiza...

本文从理论上分析了气压测高的基本原理，推算了在一定高度空间内，大气压力与实际海平面高度值的关系函数，使用最小二乘法和线性插值法推算适应单片机处理的算法，并且保证了计算结果的误差范围，分析了各种误差可能对结果产生的影响。

Differential matrices are obtained on the element in accordance with continuous intervals of discontinuous boundary value problem to divide the computing elements and approximating unknown function on the element in term of barycentric Lagrange interpolation.

按照间断边值问题的连续区间划分计算单元，在每一个单元上采用重心Lagrange插值近似未知函数，得到每一个单元上的微分矩阵。

To achieve better than first-order accuracy in Godunov method, a piecewise linear function instead of a piecewise constant function is used along the line between the centroids of two neighbored cells.

为了提高Godunov算法的求解精度，本文将相邻两个三角形单元重心连线上的参数分布看作是分段线性函数，线性函数的坡度取决于网格单元内参数分布的梯度在插值方向的投影。

Based on a modified mesh-independent filtering scheme, a new interpolation function used to construct the topological variable field is presented.

物质点拓扑变量可视为节点密度概念的进一步拓展，基于修正网格无关性过滤函数提出了新的拓扑变量场插值形函数。

The change phase is estimated by window and interpolation algorithm, and then a phase compensation function can be built accordingly. By multiply this function and the data sequence from the IFFT of the truncated data sequence spectrum in the time domain, the spectral leakages can be compensated when the new data sequence is transformed into the frequency domain by the DFT.

利用加窗插值的方法估计出该变化的相位，并利用估计结果构造出一相应的反相位函数，在时域上将这个反相位函数与由傅立叶反变换产生的离散序列相乘，得到新序列再通过一次傅立叶变换就可达到频谱校正的效果。

But now, all of the interpolative reasoning methods were almost based on triangular-type membership function, a little based on Gaussian-type membership function.

但现有的插值推理方法几乎都是基于三角形隶属函数的，很少有高斯型隶属函数。

The design principle and process in detail are given by using an interpolative structure in state space and the transfer function conversion, then the noise transfer function is realized by optimized zero and Butterworth poles.

该算法采用状态空间下通用的插值型结构，研究了设计原理和设计的详细过程，给出了传输函数变换和稳定条件，实现了零点优化和巴特沃思极点的噪声传递函数。

In this paper, combining the moving Kriging interpolation method and meshless local Petrov-Galerkin method, an improved meshless local Petrov-Galerkin method is presented, in which the Heaviside step function is used as test function over the local weak form.

本文将滑动Kriging插值方法与无网格局部Petrov-Galerkin法相结合，采用Heaviside分段函数作为局部弱形式的权函数，提出一种改进的无网格局部Petrov-Galerkin法，进一步将这种无网格法应用于位势问题，并推导出相应的离散方程。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。