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The hybrid optimization algorithm was employed to solve the models where the membership functions of loan return rates were complex. The algorithm integrated fuzzy simulation, neural network, genetic algorithm and simultaneous perturbation stochastic approximation algorithm.

对于贷款收益率的隶属函数比较复杂的情况,应用集成模糊模拟、神经网络、遗传算法和同步扰动随机逼近算法的混合优化算法求解模型。

The first one focuses upon the fundamental theory and methods of system identification, including the basic concepts of system description and identification,review of matrix theory, stochastic process and pulse response of linear systems; the first principle models for lumped and distributed parameter systems; modeling of bioreactions; auto regressive moving average model; weighted least square and regressive weighted least square for parameter estimation of ARMA model; Runge-Kutta and Simplex methods; an example of BPNN application; as well as Kalman Filter.

第一部分包括知识驱动建模、数据驱动建模、参数估计和状态估计的基础理论和方法。具体为:(1)系统辨识和系统描述的基本概念,包括矩阵论、随机过程、线性系统的脉冲响应函数等基础知识回顾;(2)基于动态物料和能量衡算的集总参数、分布参数对象的知识驱动建模方法;(3)生物反应系统的建模方法;(4)自回归移动平均模型;(5) ARMAX模型参数的加权最小二乘参数估计一次性算法和递推算法,相应的统计性质;(6)龙格库塔法和单纯形法;BP神经网络应用实例;(7)卡尔曼滤波器,及其与加权最小二乘参数估计递推算法的对比。

Generally speaking, the activation function should be symmetric, and the neural network should be trained to a value that is lower than the limits of the function.

一般而言,激活功能应该是对称的,而神经网络应训练的值比函数的极限低。"/页"

The activation function of neuron was replaced by its first order Taylor series expansion for linearization.

训练连接权值时用一阶泰勒级数表示神经元的非线性激活函数以实现神经网络的线性化,使MLP的训练问题转化为一个线性问题。

The influences of different kinds of conducting materials and their contents and different volume of PVC grain on the electrical property,mechanical properties and terrazzo lines of the floor were studied.

采用特殊成型方法,研制类似网络结构的水磨石形式的抗静电地板,研究了多种导电材料及其不同用量对网络地板导电性能、力学性能和地板纹路的影响;研究了PVC颗粒大小对地板的导电性能、力学性能和地板纹路的影响;对体积电阻率曲线用三次方程进行了拟合,得到体积电阻率与含量的函数关系,并发现其具有很好的相关性。

It proves that it is ideal combining spectral features and textural measures based on the geostatistics theory to the classification of the remote sensing image .

通过本次研究说明本文所提出的辅以变差函数纹理特征的多光谱遥感影像神经网络分类方法是可行的。

If you really want to solve this problem, you have to either build a real thunk using the thunk compiler or cheat a little using the function QT_Thunk which has been described on the web several times.

如果你真的想解决这个问题,你必须要么建立一个真正的thunk的使用thunk的编译器或欺骗一些使用函数QT_Thunk已在网络上阐述了若干倍。

Radial basis function network have unique adavantages in control applications due to its features of simple topological structure, quick convergence speed and no local minima.

径向基函数神经网络由于其结构简单、收敛速度快、无局部极小等特点使其在控制中的应用有着独特的优势。

In this paper,a new global optimizing algorithm that combines the modified Quasi-Newton method and the improved genetic algorithm is proposed to find the global minimum of the total error function of a fuzzy neural network.

本文给出了一种将改进的拟牛顿算法与具有新型交配方式和可变变异概率的遗传算法相结合的全局寻优算法,用以搜索模糊神经网络误差函数的全局最小点。

As the modified style of conventional BP neural network,this paper uses the rule of minimizing total square error from initial time to current time as the performance function.

作为常规BP神经网络的改进型,提出以从最初时刻到当前时刻的误差的平方和最小作为性能指标函数。

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推荐网络例句

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。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力