三水源新安江模型参数不确定性分析PAM算法

针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不确定性进行分析研究。实例研究表明显著提高了计算速度和求解质量,参数后验分布结果为区间预报提供了条件。...

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Published in中国工程科学 Vol. 9; no. 9; pp. 47 - 51
Main Author 程春田 李向阳
Format Journal Article
LanguageChinese
Published 中国工程院战略咨询中心 01.09.2007
高等教育出版社有限公司
大连理工大学土木水利学院,辽宁,大连,116024
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Online AccessGet full text
ISSN1009-1742
DOI10.3969/j.issn.1009-1742.2007.09.006

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Abstract 针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不确定性进行分析研究。实例研究表明显著提高了计算速度和求解质量,参数后验分布结果为区间预报提供了条件。
AbstractList TV123; 针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不确定性进行分析研究.实例研究表明显著提高了计算速度和求解质量,参数后验分布结果为区间预报提供了条件.
针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不确定性进行分析研究。实例研究表明显著提高了计算速度和求解质量,参数后验分布结果为区间预报提供了条件。
Author 程春田 李向阳
AuthorAffiliation 大连理工大学土木水利学院,辽宁,大连,116024
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Cheng Chuntian
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DocumentTitle_FL A Parallel Adaptive Metropolis Algorithm for Uncertainty Assessment of Xinanjiang Model Parameters
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参数不确定性分析
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并行计算
水文模型
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Publisher 中国工程院战略咨询中心
高等教育出版社有限公司
大连理工大学土木水利学院,辽宁,大连,116024
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Snippet 针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不确...
TV123; 针对水文模型参数不确定性分析常用方法收敛速度缓慢,容易陷入参数空间局部最优区域等问题,提出了PAM(parallel adaptive metropolis)算法;对三水源新安江模型参数不...
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Title 三水源新安江模型参数不确定性分析PAM算法
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