Assessment of hydrological drought based on nonstationary runoff data

A nonstationary standardized runoff index (NSRI) is proposed by using the GAMLSS framework to assess the hydrological drought under nonstationary conditions. The definition of the NSRI is similar to that of SRI, but using a nonstationary Gamma distribution by incorporating meteorological variables a...

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Bibliographic Details
Main Authors: Xueli Sun, Zhanling Li, Qingyun Tian
Format: Article
Language:English
Published: IWA Publishing 2020-10-01
Series:Hydrology Research
Subjects:
sri
Online Access:http://hr.iwaponline.com/content/51/5/894