...数据库的选择 筛选信号的条件与步骤 比值失衡测量法 (measures of disportionality) 预测模型法(predictive modeling) 聚类分析法(clustering or database segmentation) 数据库挖掘的技术与方法 报告比值比(reporting odds ratio, ror)...
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提出了一种有效的微蜂窝电波传播预测模型，该模型基于射线跟踪法和UTD理论，并使用辐射源树的方法。
This paper presents an effective radio wave propagation prediction model by using radiation sources tree for microcellular environment. This model is based on ray-tracing and UTD.
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。
Such as the return of specific prediction method, smoothing index, grey model prediction, BP neural network, RBF neural network .
本文采用混沌局域预测法建立了一个线性模型对浸润面实测数据进行预测，预测结果表明，建立的混沌预测模型计算量较小，易于操作且预测精度较高。
The results show that the calculating quantity of the proposed forecasting model is less and the model is prone to be operated and the precision of forecasting is better.
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