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粗糙集理论在年径流预测中的应用

作  者:
吴佳文;王丽学;汪可欣
单  位:
辽宁省阜新市水利局;沈阳农业大学水利学院
关键词:
年径流预测;不确定性;粗糙集理论
摘  要:
年径流预测对合理开发和优化利用水资源、更好地制定区域社会经济规划具有十分重要的指导意义。应用粗糙集理论研究了历史数据不确定性影响下的年径流预测问题。在结合具体实例的基础上,应用粗糙集理论给出了从预测建模、有效数据筛选到决策规则生成、最终得出预测结果的完整的预测过程。算例分析表明,应用粗糙集理论解决数据不确定性影响下的年径流预测是可行的。
译  名:
Application of Rough Set Theory in Annual Rainoff Forecast
作  者:
WU Jia-wen1,2,WANG Li-xue2,WANG Ke-xin2(1.Water Resources Bureau of Fuxin City,Liaoning Fuxin 123000;2.Institute of Water Conservancy,Shenyang Agriculture university,Liaoning Shenyang 110161)
关键词:
annual runoff forecast;uncertainty;rough set theory
摘  要:
Annual runoff forecasting is of great significance for the rational development and utilization of water resources and regional planning of society and economy.The problem of annual runoff forecast considering the influence of the uncertainty of original data was studied by using the rough set theory in this paper.Combining with actual examples,the entire forecast process by using rough set theory,which included from the establishment of forecast model,selection of effective data,generation of decision-making rule,to the final forecast results,was presented.The examples analysis showed that it was feasible for using the rough set theory to forecast annual runoff considering the influence of the uncertainty of data.

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