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Using a support vector machine method to predict the development indices of very high water cut oilfields

机译:用支持向量机方法预测高含水油田的开发指标

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Because the oilfields in eastern China are in the very high water cut development stage, accurate forecast of oilfield development indices is important for exploiting the oilfields efficiently. Regarding the problems of the small number of samples collected for oilfield development indices, a new support vector regression prediction method for development indices is proposed in this paper. This method uses the principle of functional simulation to determine the input-output of a support vector machine prediction system based on historical oilfield development data. It chooses the kernel function of the support vector machine by analyzing time series characteristics of the development index; trains and tests the support vector machine network with historical data to construct the support vector regression prediction model of oilfield development indices; and predicts the development index. The case study shows that the proposed method is feasible, and predicted development indices agree well with the development performance of very high water cut oilfields.
机译:由于中国东部的油田处于高含水开发阶段,因此准确预测油田的发展指标对于有效开发油田具有重要意义。针对油田开发指标样本量少的问题,提出了一种新的开发指标支持向量回归预测方法。该方法使用功能模拟原理,基于历史油田开发数据确定支持向量机预测系统的输入输出。通过分析发展指标的时间序列特征,选择支持向量机的核函数;用历史数据训练并测试支持向量机网络,以建立油田开发指标的支持向量回归预测模型;并预测发展指数。实例研究表明,该方法是可行的,预测的开发指标与高含水油田的开发性能吻合。

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