查询词典 neural network

In addition, we demonstrate the non-parametric performance of BP neural network by using Liapunov Central Limit Theorem, and give the structure and principle of BP neural network detector. Meanwhile, a set of computer simulation results are also given in the paper.

另外，我们还通过Liapunov中心极限定理证明了BP神经网络的非参数特性，并以此为依据提出了检测声呐信号的BP神经网络检测器的结构及原理，同时也提供了一系列计算机仿真实验的结果。

By disposal of partial least-squares regression, the collinearity of roadway surrounding rock displacement influence factors is removed and the principal components having optimum explanation to dependent variables are extracted. It makes node numbers of neural network input layer cut down to three from seven, and has effect of simplifying structure and strengthen stability of neural network.

通过偏最小二乘回归对巷道围岩的位移影响因子的处理，消除了影响因子的线性相关性，并提取了对因变量解释性最强的成分，使BP网络的输入层节点数目由原来的7个减少到3个，起到了简化网络结构，增强网络稳定性的作用。

The compensative fuzzy neural network, which combines compensative fuzzy logic with neural network is introduced.

该文应用的补偿模糊神经网络是结合补偿模糊逻辑和神经网络的混合系统。

The paper aims at the difficulty of preference representation, according to the concept of preference number and structure and compound rule, builds the model for aggregating group preference, and denotes preference structure with model of neural network, then gives out a methodology that preference is denoted by interval number, builds the model based on neural network and group preference, so preference representation is nonlinear, self-adapting, relearning.

针对决策偏好表示和集结的难点，在给出偏好由数量描述和结构描述的概念基础上，根据群体决策复合准则，建立了群体决策偏好集结的模型，并将神经网络模型用于表示决策者的偏好结构。提出用区间数表示决策者偏好的方法，建立群体偏好表示的神经网络模型，使得偏好的表示具有非线性，自适应及可学习的特点。

Since the constringency of the BP neural network algorithm is too slow and generalization capability of neural network is not ideal, the disadvantageseffect the classification identification.

BP神经网络算法存在收敛速度慢和网络泛化能力差的缺点，影响分类识别率。

A sufficient condition is obtained to ensure the existence and uniqueness of almost periodic solution for MAM neural network with time-varying delays by way of exponential dichotomy and contraction map theorem. Moreover, the global exponential stability of the almost periodic solution for this type of MAM neural network is proved by using Halanay inequality.

利用指数二分法结合运用压缩映射原理获得了变时滞多向联想记忆神经网络模型概周期解的唯一存在性，利用Halanay不等式证明了变时滞多向联想记忆神经网络概周期解的全局指数稳定性。

A fixed point of a discrete-time neural network with generalized input-output function and by using the converse theorem of Lyapunov function we study the uniformly asymptotical stability of equilibrium in this discrete-time neural network with variable weight and give some sufficient conditions that guarantee the stability of it.

本文首先介绍了几类离散神经网络模型的由来及其研究概况，利用Schauder不动点原理证明了一类具有广义输入输出函数的离散神经网络模型平衡点的存在性，利用Lyapunov函数逆定理给出了这类离散神经网络模型在时变权值下的一致渐近稳定性的充分条件。

In this paper,adaptive control approach of cupola based on neural network is brought forward and neural network as identification and controller is used to implement the self-adaption control of temperature of cupola molten iron.

提出了一种基于神经网络的冲天炉自适应控制方法，利用神经网络作为辨识器和控制器，实现对冲天炉熔炼过程中铁液温度的自适应控制。

According to compare the results with decision tree, support vector machine, and RBF neural network, the neural network classifier with dynamic threshold has better forecasting accuracy, stability and generalization ability.

通过与决策树、支持向量机、RBF网络等方法的比较结果表明，基于动态闽值的神经网络分类器具有更好的预测精度、稳定性以及泛化能力。

This paper has given a thorough investigation into the application of BP neural network to gravitational density interface inversion as well as the implementation of wavelet theory in potential field decomposition and, on such a basis, analysed and evaluated the prospect of applying wavelet neural network to the inversion of gravitational and magnetic data.

重磁数据处理是地球探测与信息技术学科中重磁方法、理论在生产实践工作中的重要环节，其中反演问题和位场分离除了具备自身的作用外，两者并不是截然分开的。位场分离可以为反演问题提供更加可靠的先验信息，对提高反演精度具有一定的作用。反演问题是地球物理的核心问题。增

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了