A runoff prediction model was developed based on the multiple quantity index of SVM (support vector machine) method.
利用最小二乘支持向量方法,构建了基于多因子量化指标的径流预测模型。
This model had been applied in annual runoff prediction for Guijiang basin, rendering prediction results consistent with actual condition.
将模型应用于桂江流域年径流预测分析,结果表明,预测与实际情况一致。
The combined use of above method and the metabolic fractal interpolation forecasting model provides new idea and new method for improving the runoff prediction precision.
并将该方法与新陈代谢分形插值预测模型结合使用,为有效提高径流预测精度提供了新思路和新方法。
Based on the primary qualitative method, we propose an annual runoff prediction model using weighted sum of wavelet coefficients of major periods to predict the periodic components.
本文在原有定性分析方法的基础上,提出基于年径流时间序列主周期小波系数加权求和预测周期成分的年径流预测模型。
The results of actual runoff prediction show that the proposed method could use information synthetically in multi-dimension embedding phase spaces, and effectively improve the prediction accuracy.
实例分析表明,相对于单嵌入维数法,多嵌入维数组合预测方法可以综合利用不同相空间中的有用信息,提高径流时间序列预测的精度。
Results of actual prediction of the runoff into Ouyanghai Reservoir show that the system developed is highly effective in prediction and is worth popularization and application.
通过运用于欧阳海水库入库径流量的实际预测表明,所建系统预测能力强,预报效果好,具有较高的推广和应用价值。
The case study shows that SP model is convenient and effective, and that SP model can be applied to mid and long term prediction of many runoff processes.
实例研究的结果说明,SP模型简便、实用性强,可在径流中长期预测中广泛应用。
Through studies of non-point source pollution prediction, the predictions of emission quantity of agricultural runoff and of livestock and poultry pollutants are made.
通过非点源污染预测研究,确定农田径流、畜禽养殖等面源污染状况;
Soil water balance models are especially important in the prediction of flood runoff, calculation of soil moisture content, design and management of irrigation and simulation of climate impact.
土壤水分平衡模型在洪水预测、土壤湿度计算、灌溉设计管理以及全球气候变化影响的仿真分析上十分重要。
Soil water balance models are especially important in the prediction of flood runoff, calculation of soil moisture content, design and management of irrigation and simulation of climate impact.
土壤水分平衡模型在洪水预测、土壤湿度计算、灌溉设计管理以及全球气候变化影响的仿真分析上十分重要。
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