Forward Propagation by Ionospheric Scatter?
电离层散射的向前传播 FPIS?。
A multiple networks fusion structure is constructed by combining three multi layer forward propagation network that differ from the others in internal parameters such as the number of hidden …
应用三个多层前向网络（隐层神经元数、初始权值等取不同值） ，设计了基于分类确信度的多网络融合结构。
In this model, back propagation algorithm based on forward networks was conducted to learn information of historical data and to train the network weights.
以人工神经网络的前馈型网络为基础结构，基于反向传播算法进行学习和训练来拟和证券价格指数的运动趋势。
The model of wave propagation in functionally graded material (FGM) is introduced to soil medium, and the concept of functionally graded soil medium is brought forward.
研究了将功能梯度材料中应力波传播的计算模型应用到土介质中，提出了梯度土介质的概念。
The I/O relationship of back propagation algorithm (BP algorithm) for Feed-Forward Multi-layered Neural Network is a mapping relationship, which can resolve the above nonlinear problem.
多层前向神经网络的误差逆传播算法（简称BP算法）的输入输出关系实际上是一种映射关系，适于解决上述非线性映射问题。
Applying classical wave theory, a concept of equivalent elastic modulus on propagation speed modification of guided wave through "variable cross-section" of metal bar embeded layer was put forward.
运用波动的经典理论，提出了导波在金属杆嵌入层“变截面”传播时波速改变的“等效弹性模量”的概念。
Applying the mechanics of the propagation of high power microwave in atmosphere and the theory of plasma physics, a sort of new conception antenna-active lens antenna based on plasma is put forward.
应用高功率微波大气传输机理和等离子体物理理论，提出了一种新概念天线等离子体有源透镜天线。
Based on the grey correlation analytical method in the grey systematic theory, this paper has put forward a kind of new method of calculating propagation time of flow.
基于灰色系统理论中的灰色关联分析方法，提出了一种新的流量传播时间的推算方法。
The phenomenon of forward and afterward propagation is analyzed, and queuing length is defined.
进一步分析了波的前向和后向传播现象，定义了排队长度。
The authors of this paper has put forward a new measurement method to study propagation characteristics of radio noise caused by electrified railways.
提出了一种新的研究电气化铁道无线电干扰电波传播规律的测量方法。
The high integration of mass and interpersonal propagation brings forward a media caned cyber.
网络是大众传播和人际传播高度整合的媒体。
Based on the analyses of the vibration and noise oft he trains and its propagation law, the methods for reducing the influence of them are put forward in this paper.
在分析了铁路振动与噪声及其传播规律的基础上，列出了减小铁路振动与噪声影响的方法。
The essay briefly analyzes the causes, characteristics, classification, propagation of viruses and also puts forward some virus-preventing measures.
对计算机病毒的产生、病毒的特征、病毒的分类及其传播途径、防治措施，提一些看法。
In order to describe Internet worm propagation, a novel subsection model of network worm propagation was put forward.
为了更好地表达网络蠕虫传播情况，提出了一种新的蠕虫传播分段模型。
We have deduced the upward forward iteration relation for a layered geoelectricsystem by analysing the propagation path of the electromagnetic waves in layeredgeoelectric model.
通过对分层地电模型中电磁波传播的路径分析，我们导出了一种逐层向上的地电系统正演迭代关系。
Based on error back propagation (BP) arithmetic, many improvements are put forward because of its disadvantages.
在误差反向传播(BP)算法的基础上，针对其不足提出了多种改进算法。
According to this view, this paper puts forward a simple hypothesis, which is in the field, size decided the crack propagation speed.
根据这种观点，本文提出了一种简便的假设，是一家生产领域，大小决定了裂纹扩展速度。
The potential utility of feed forward artificial neural network using the back propagation algorithm (BP-ANN), in interpreting pyrogram data from traditional Chinese medicine was discussed.
将以误差反向传播为训练算法的前馈式人工神经网络（BP- ANN）首次用于中草药的裂解气相色谱谱图解析。
The synchronous oscillation and propagation and the forward problem of the nerval activities are the main contents of the dissertation.
对可兴奋性神经元的同步振荡及其传导以及神经电活动正问题的研究是论文的主要内容。
This dissertation mainly studies basic theory of electromagnetic wave propagation in tunnel, put forward a variety of wireless coverage solutions for the tunnel.
本文研究了隧道中电磁波传播理论，提出了各种隧道的无线覆盖解决方案。
Based on the analysis, the relation between the short crack propagation rate and crack size has been put forward.
依据分析给出化学短裂纹扩展速率与裂纹尺寸之间的关系。
This paper further simplifies the process of light propagation without losing the authenticity. We mainly USES the multiple forward scattering and single scattering to render the light.
在本文的研究过程中，在不失真实性的前提下，将其进一步简化，采用前向为主的多重散射和单向散射相结合的方法进行光线的渲染。
The models for crack propagation position, expanded direction, etc. are put forward under various stresser.
在不同应力情况下，给出了结构的裂纹发生部位、裂纹扩展方向等模式。
There are a few training algorithms for parameter estimation of neural networks, in which Back Propagation(BP)algorithm is the typical algorithm for feed-forward multi-layer neural networks.
神经网络参数估计有许多训练算法，BP算法是前向多层神经网络的典型算法，但BP算法有时会陷入局部最小解。
There are a few training algorithms for parameter estimation of neural networks, in which Back Propagation(BP)algorithm is the typical algorithm for feed-forward multi-layer neural networks.
神经网络参数估计有许多训练算法，BP算法是前向多层神经网络的典型算法，但BP算法有时会陷入局部最小解。
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