BP network model is verified to be accurate and feasible on short-term index prediction by experiments.
实验证实了BP模型用于股指短期预测的准确性和可行性。
BP network model of groundwater quality assessment based on the calculation of BP neural network is presented.
阐述了人工神经网络基本原理，介绍了BP网络的地下水水质评价模型。
The prediction of coal and gas outburst in Jinzhushan Mine was conducted with the use of BP network model in neural network.
应用神经网络中的BP网络模型对金竹山矿区煤与瓦斯突出进行了预测。
Based on the explanation on principle of artificial neural network, the BP network model for reservoir operation rules is established.
阐述了人工神经网络的基本原理，提出了建立水库优化调度函数的BP网络模型。
This paper presents a neural network control system based on CMAC, which consists of a CMAC neural network controller and a BP network model identifier.
提出了一种基于CMAC神经网络控制系统，该系统由CMAC神经网络控制器和BP模型辨识网络组成。
BP network model and BP algorithm are also researched and BP algorithm is improved by adding the momentum item and self-adapting the length of train step.
研究了BP网络模型和BP算法，并对BP算法进行了加入动量项和自适应调节步长的改进。
Building the model through using the MATLAB neural network toolbox's function, this paper introduces the BP network model establishment process in detail.
通过调用MATLAB神经网络工具箱中的函数建立模型，本文详细介绍了BP网络模型建立的过程。
The artificial neural network technique is applied to the calculation of runoff amount. The BP network model is set up for the calculation of runoff amount.
将人工神经网络技术应用于径流水量还原计算，建立起径流水量还原计算的BP网络模型。
This paper discusses the application of neural network model in prediction of stock index and predicts the Shanghai exchange index by establishing BP network model.
本文探讨了神经网络模型在股票预测上的应用，通过建立BP网络模型对上证指数进行了预测分析。
Because it is difficult to realize the BP network model by computer programming language, while the MATLAB software enables this question to be solved for its strong function.
由于BP网络模型的实现需要借助于计算机编程语言的实现难度比较大，而MATLAB软件强大的功能使得这一问题得到解决。
On this basis, a BP network model determining the relation between grain size and technological parameters is established, and the actual production technology has been optimized.
在此基础上建立了晶粒尺寸与工艺参数间关系的BP网络模型，进而以晶粒尺寸最小为目标对实际生产工艺进行了优化。
The experiment results indicate that the improved BP network model can avoid nonlinear modeling and enhance the calibration precision and the flexibility, which has real significance.
结果表明：采用改进的BP神经网络能够避免对摄像机进行非线性建模，有利于提高标定精度，增加系统的灵活性，更具有实际意义。
When BP network model is established, 8 parameters affecting the debris flows activity of the studying area are chose as the net input layer, and 20 samples are used to train the network.
在BP网络模型建立时采用了对研究区泥石流活跃程度影响最主要的8个参数作为输入层，并选取了研究区的20个样本对网络进行训练。
The actual prediction ability of BP network model is improved and training velocity is increased by adding momentum factor and using the weight control calculation in the BP network model.
BP网络模型在加入动量项和引入权值控制算法进行改进后，不但预测能力有所改善，网络的训练速度也有了很大的提高。
The radial basis function neural network has advantages over the BP network model in the aspects of network configuration, network performance and the network fault-tolerant performance etc.
径向基函数网络无论是在网络结构、网络性能还是网络容错性等方面都要明显优于BP网络模型；
With the ANN toolbox of MATLAB6.5, a three-layer BP network model for earthquake economic loss estimation is built up. This model is applicable to fast estimation of post-quake economic loss.
应用MATLAB6.5神经网络工具箱，建立了适用于震后经济损失快速评估的三层BP神经网络地震灾害经济评估模型。
In order to consider the factors synthetically on safety evaluation, the BP network model is adopted to build up the safety evaluation method of dykes and DAMS by the artificial neural network.
为了综合考虑安全评价中各因素的影响，采用人工神经网络BP网络模型，建立基于人工神经网络的堤坝安全评价方法。
The BP network model of prediction of gas gushing quantity for combined mining faces is established by means of BP network method of ANN theory. The error analysis and practical use show that co…
通过误差分析及实际应用，证明将关联分析与BP网络结合起来开展采面瓦斯涌出量预测是一种可行的方法。
The relation between the study ability and the popularization ability of network at appearance of "over - fit" phenomenon during the construction of BP network model meets the uncertainty principle.
BP网络建模过程中，出现“过拟合”现象时网络学习能力与推广能力之间满足一般测不准关系。
Based on expatiated the basic structure model and some general improved algorithms of BP neural network, this paper brings forward a new self-organization learning algorithm.
介绍了BP网络的基本结构模型与常见改进算法，在此基础上提出了一种新型的结构自组织BP网络算法。
Based on the powerful nonlinear reflection and training function of artificial neural networks, the model of BP neural network for foundation piles integrity testing is put forward.
利用人工神经网络强大的非线性映射能力和学习训练功能，提出了基于BP网络的基桩完整性检测模型。
Based on the application of artificial neural network principle, this paper presents a BP artificial neural network model for aeromagnetic information connection.
应用人工神经网络方法，以航磁数据为样本，建立了航磁信息关联的BP人工神经网络模型。
Such as the return of specific prediction method, smoothing index, grey model prediction, BP neural network, RBF neural network .
具体如回归预测法、指数平滑法、灰色模型预测法、BP神经网络法、RBF神经网络法。
Experimental results show that the converging speed of this network model is faster than the traditional BP network and this model has a good practicability.
试验结果表明，该网络模型的收敛速度比一般BP网络有了很大提高，具有很好的实用性。
Aiming at the actual difficulties in load forecasting, a new load forecasting method in which the solar term load is used as modeling data was put forward combining ARIMA model and BP network.
针对电力负荷预测的实际困难，提出了一种以节气负荷作为建模数据，将ARIMA模型及BP网络相结合的负荷预测新方法。
The BP neural network used the wear-self-compensation mathematics model of the relationship of tribology characteristic with load of the heavy load screw-nut pairs was established.
用BP人工神经网络建立了重载丝杆螺母副的摩擦学特性与载荷之间关系的磨损自补偿数学模型。
The research on load prediction model of air - conditioning system based on BP neural network has been done.
对用BP网络进行逐时空调负荷预报的建模方法进行了研究。
The validity of the improved BP neural network predictive model was validated through the experiments.
并通过具体的实验验证了改进BP神经网络预测模型的有效性。
The validity of the improved BP neural network predictive model was validated through the experiments.
并通过具体的实验验证了改进BP神经网络预测模型的有效性。
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