逼近的

This paper presents an improved variable stepsize BP learning algorithm by making use of the concept of model approximation degree and by taking advantages of the merits of simulated annealing method.

基于模型逼近度和接受概率的一个变步长快速BP学习算法叶东毅（福州大学计算机科学系福州350002）摘要本文给出模型逼近度的概念。

In piecewise linear approximation, the promisingapplication of two modes in separable programming and intrinsic limitations are discussed.

在分段线性逼近中，讨论了两种逼近模式在可分离规划中的应用前景和算法内在的局限性。

The method of multiple models approximation using self-organizing map neural network is analyzed. The mechanism of this method is different to that of approximation method using other kinds of feedforward neural networks.

针对基于自组织映射神经网络的非线性函数逼近，研究其方法和原理，指出它与一般前向神经网络在逼近原理上的不同。

To solve the problem numerically, a mollification method is considered. Error estimate between the exact solution and its approximation is given.

作者在文章中提出了一类正则化方法，通过巧妙地选取适当的参数及相应高斯核正则化子来构造逼近解，并给出了逼近解的近似程度估计。

The rate of convergence of pointwise approximation for local bounded functions are obtained.

引入一种积分型的 Szász- Bézier算子，并研究其逼近性质，得到了此类算子对局部有界函数的逼近阶估计公

Simulation results indicate that the proposed wavelet network in the paper has a good approximation capability, and has the advantages of rapid convergence rate and high ...

结果表明，这种新的小波网络具有良好的函数逼近能力，收敛速度快且逼近精度高。

Simulation results indicate that the proposed wavelet network in the paper has a good approximation capability, and has the advantages of rapid convergence rate and high approximation accuracy.

结果表明，这种新的小波网络具有良好的函数逼近能力，收效速度快且逼近精度高。

A main ADC architecture for low power system is charge redistribution successive approximation register.In this thesis,8bits sar adc is designed. The main research is sample and hold circuit, D/A convert ,digital control logic etc.

目前在低功率系统中主流的类比数位转换器架构为电荷重新分布式的循渐近式逼近法，本设计8bits逐步逼近式类比数位转换器，主要研究了A/D转换器中包含取样保持电路、D/A转换器、数位逻辑控制等设计。

Thirdly, we adopt the Jacobi approximation in the radial direction and thus overcome the difficulty of dealing with the singularity of equations at the center of ball. which is caused by the spherical coordinates. Furthermore.

第二，我们在球面上采用球面调和逼近，而在半径方向采用Jacobi逼近，从而既克服了奇异性的困难又将原问题转化为便于并行计算的简单问题。

In either case ofg∈C2 or gnot∈C2, this paper proposes a convenient method for building a T-S fuzzy system and gives a loose sufficient condition of its approximation ability, when the fuzzy sets are uniformly distributed, continuous and normalized.

本文在逼近函数g∈C2及g不∈C2两种情况下给出了一种当模糊集满足均匀性、连续性、正规性条件下T-S模糊系统的构造方法以及该T-S模糊系统逼近能力的充分条件。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。