基于BP网络的葡萄病害发生预测系统的开发研究

目的]提高葡萄病害预测的准确度。方法]介绍基于BP网络的葡萄病害预测系统的开发研究,包括网络结构的确定、网络学习参数的选取、样本数据的处理等方面。结果]对河北省怀来县葡萄病害发生程度进行预测,取得良好的效果。结论]运用BP网络模型对葡萄病害的发生量进行预测预报,适合于影响葡萄病害发生因素多、关系复杂、难以定量分析以及需长期预测的情况,对于葡萄病害发生程度的预测具有重要的参考价值。

Research of System Based on BP Network for Prediction of Grape Disease

Objective]The research aimed to improve the prediction accuracy of grape diseases. Method]A system based on BP network for the prediction of grape disease was introduced. It included the design of a network structure,the selection of parameter for network study,the processing of sample data,etc. Result]This system was adopted to predict the grape disease in Huailai County,Hebei Province. A good effect was obtained. Conclusion]With the use of BP network model,this system could forecast the extent of grap...