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A copula-based index for drought analysis in arid and semi-arid regions of Iran 期刊论文
发表期刊: NATURAL RESOURCE MODELING. 出版年: 2020, 卷号: 33, 期号: 1
作者:  Bazrafshan, Ommolbanin;  Zamani, Hossein;  Shekari, Marzieh
收藏  |  浏览/下载:9/0  |  提交时间:2019/11/29
drought characteristics  empirical copula  joint deficit index  multivariate analysis  trend analysis  
A Theoretical Approach for Forecasting Different Types of Drought Simultaneously, Using Entropy Theory and Machine-Learning Methods 期刊论文
发表期刊: ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION. 出版年: 2020, 卷号: 9, 期号: 12
作者:  Aghelpour, Pouya;  Mohammadi, Babak;  Biazar, Seyed Mostafa;  Kisi, Ozgur;  Sourmirinezhad, Zohreh
收藏  |  浏览/下载:18/0  |  提交时间:2021/11/30
entropy theory  drought forecasting  multivariate standardized precipitation index  joint deficit index  machine learning  heuristic optimization algorithms