Based on the neural network model of limit load of rock socketed segment of pile, the analysis method of characteristic parameters is proposed by means of self organizing character map network. The analysis results are consistent with practical results. 以嵌岩桩嵌岩段承载力极限值估计的BP网络模型为基础,提出了用自组织特征映射网络来分析问题的特征参数的方法,其分析结果与工程实践结果相一致;
According to the invariability of power spectrum of stationary signal segment, Kohonen's self-organizing neural network is applied to find three features in quasi-stationary signal: the number of segment, the kind of segment and the order of segment. 本文根据准平稳信号平稳段内信号功率频谱密度保持不变的特性,利用Kohonen自组织神经网络,提取准平稳信号的段数、段类、段序三个特征,从而有效地识别不同的准平稳信号。
A adaptive method is introduced to detect and extract the ROI, a multi-layer detect model is developed based on BP neural network to detect automatic and segment ROI form the image with complex background. 提出一种图像中感兴趣区的图像信息自动检测算法,通过建立基于BP神经网络的多层检测模型,自动实现图像中ROI的自动检测与分割。
In this paper, four neural networks, i.e. multi layer perception, radial basis function, learning vector quantization and self organizing feature mapping, are used to segment the flame image. 本文研究了多层感知器、径向基函数网络、学习向量量化网络和自组织特征映射网络等四种神经网络在回转窑火焰图像分割中的应用。
Self-neural transplantation is the first method after injury of peripheral nerve, but limited donator, sense of donor site, motor dysfunction, long time of operation are all the defects and are difficulted in satisfying with long segment neurologic defect. 外周神经损伤后自体神经移植是首选的神经重建方法,但存在着供体来源受限、供区感觉、运动功能障碍、手术时间延长的缺点,难以满足长段神经缺损的要求。
According to the nonlinear characteristics of sliver evenness, a local linear forecasting method and a global neural networks forecasting method were given to predict a segment of sliver evenness. 根据纱条不匀存在着的非线性、时变性和不确定作用关系,应用局域线性预测法和全局神经网络预测法进行了预测分析。
The paper introduces a high performance Radial Basis Function ( RBF) neural network approach for seven segment display recognition, which is realized in Visual C++ compiling environment. 文章介绍了一种基于RBF神经网络七段码识别方法,它是在VC++编程环境下实现的。
In the second stage, the artificial neural network is used to identify damaged member in a damaged segment. 第二阶段,在已知损伤桥板段后,采用神经网络方法来识别具体的损伤构件。
Aimed at the gear fault diagnosis, a diagnosis system which based on the wavelet for picking up character and BP neural network are proposed, the energy distributing of each frequency segment which is decomposed by wavelet are treated as the eigenvector and input the NN. 针对齿轮的故障诊断,提出了一种基于小波特征提取和BP神经网络的诊断系统,利用小波分解后各频段能量的分布作为特征向量输入神经网络。
A kind of neural network-based image segment technology is researched and this technology is applied to the path crack recognition. 研究了一种基于神经网络的图像分割技术,并将其应用于路面识别。
By geology comprehensive analysis, probability model and neural network predict the rockburst intensity which probably happens in different segment of Jinping diversion tunnel and the three results are generally accordant. 通过地质综合方法、概率方法以及神经网络的非线性方法对引水隧洞各洞段可能发生的岩爆烈度进行预测,预测结果基本一致,表明预测结果是较为可靠的。