传播取向,Communication of orientation
1)Communication of orientation传播取向
2)back-propagation反向传播
1.In this paper,in order to effectively speed up the weight convergence speed of neural network,a newback-propagation algorithm is proposed.提出了一种新的快速的误差反向传播算法 。
2.Based on the idea of standardback-propagation(BP) learning algorithm, an improved BP learning algorithm is presented.在标准反向传播神经网络算法的基础上,提出了一种改进的反向传播神经网络算法。
英文短句/例句
1.Performance evaluation model of knowledge production based on BP neural network;基于反向传播模型的知识生产绩效评估方法
2.An Intrusion Detection Algorithm Based on BP Neural Network基于反向传播神经网络的入侵检测算法
3.Diagnosis of Oil-Paper Insulation Aging Based on PD Characteristic Parameters and GA-BP Neural Network基于局部放电特征与遗传反向传播神经网络的油纸绝缘老化诊断
4.The model used multiple stepwise regression method and back propagation method independently.模型分别采用多元逐步回归方法和反向传播方法。
5.Feature Extraction and Auto-recognition Research on BP Networks of Cell Image;细胞图象的特征抽取及基于反向传播神经网络的自动识别研究
6.Heuristic Improvement on BP Network Algorithm;误差反向传播神经网络(BP网络)算法的启发式改进
7.Day-Ahead Marginal Price Forecasting Based on Autoregressive Conditional Heteroskedasticity-Back Propagation Network Model;基于自回归条件异方差-反向传播网络模型的日前边际电价预测
8.The Research on Financial Crisis Early-warning of Listed Companies Based on BP Neural Networks Model基于反向传播神经网络模型的上市公司财务危机预警应用研究
9.Using BP Neural Network in Studying Multi-correlation Parameters of Transformer Oil利用反向传播神经网络研究变压器油多关联参数
10.The Applied Study of Ethylene Polysis Furnace in Prediction Analysis by BP Neural Network反向传播网络在乙烯裂解炉预测分析中的应用研究
11.Fast location of aberrant point for variant design based on the BP neural network基于反向传播神经网络的变型设计变异点快速定位
12.the phenomenon of a propagating wave (light or sound) being thrown back from a surface.传播中的波（如光或声音）遇到一表面向相反方向传播的现象。
13.Strategic Early-warning System Based on Back-propagation for Enterprises;基于反向误差传播的企业战略预警系统研究
14.Analysis of reverse smoldering propagation in horizontally packed bed of porous medium多孔介质燃料填充床中反向阴燃传播解析
15.Leading,Misleading and Reverse-feeding--Two-way Transmission between Mass Media and Juvenile Popular Fashion;引导、误导与反哺——大众传媒与青少年流行时尚的双向传播
16.self-propagating exothermic reaction自动传播的放热反应
17.Anomalous phenomena of electromagnetic wave propagation in metamaterials for arbitrary orientation of optical axis超常介质中光轴任意取向时电磁波传播的反常现象研究
18.forward propagation by tropospheric scatter正向对流层散射传播
相关短句/例句
back-propagation反向传播
1.In this paper,in order to effectively speed up the weight convergence speed of neural network,a newback-propagation algorithm is proposed.提出了一种新的快速的误差反向传播算法 。
2.Based on the idea of standardback-propagation(BP) learning algorithm, an improved BP learning algorithm is presented.在标准反向传播神经网络算法的基础上,提出了一种改进的反向传播神经网络算法。
3)back propagation反向传播
1.Next, an Improved Back Propagation(IBP)algorithm is proposed, considering the drawbacks of the standard Back Propagation (BP) in the neural network theory.接着,作者对神经网络理论中的标准反向传播算法BP作了改进并提出了IBP算法。
2.Based on this framework, by making use of theback propagation method of computing partial derivatives, the maximization of mutual information can be achieved through the gradient ascent optimization process, and thus the discriminative training of HMM is performed.基于这一框架 ,利用偏导数的反向传播计算方法 ,通过梯度上升的优化过程来实现互信息的最大化 ,从而对 HMM进行有区分力的训练 。
4)bidirectional propagation双向传播
1.In this study,the flood hydrograph at the forecasting section of tidal reach was considered as the superposition between flood waves from upstream and tide waves from downstream afterbidirectional propagation.将感潮河段预报断面的洪水过程视作上游洪水波和下游潮水波双向传播后的叠加,两个传播过程分别应用水位演算方法进行模拟计算,再结合多元线性回归法,以此建立同时受多个主要上游洪水及下游潮汐影响的水位预报模型。
5)BP反向传播
6)Backpropagation反向传播
1.A new combination method of multiple classifiers is presented and the method is controlled by a feed-forward neural net trained with the backpropagation technique.提出了一种新的组合多个分类器的方法,这个方法由反向传播神经网络来控制,一个无标号的模式输入到每一个单独的分类器,它也同时输入到神经网络中来决定哪两个分类器作为冠军和亚军。
2.As compared to the conventional BP algorithm, the first improvement of this algorithm is the minimization of a combined error criterion based on the sum of nonlinear and linear quadratic errors of the output neurons, the other is the using of a modified error backpropagation factor in the learning process.与传统的BP方法相比,本算法有两个改进之处,一是同时将网络的非线性输出误差与线性输出误差作为待优化的目标函数,二是改进了学习过程中误差的反向传播因子。
延伸阅读
单面取向分子式：CAS号：性质：高分子材料中某种单元(例如分子链轴、晶粒的某一晶轴或某一晶面、纤维状填料的纤维轴或片状填料的片平面)相对于高分子材料的某一特定平面(例如高分子薄膜的膜平面或高分子板材的板平面)择优排列的现象。
