- Türkiye İstatistik Derneği Dergisi
- Volume:7 Issue:3
- BIVARIATE ANALYSIS OF PRECIPITATION AND USING COPULAS
BIVARIATE ANALYSIS OF PRECIPITATION AND USING COPULAS
Authors : Emel Kızılok KARA, Osman YILDIZ
Pages : 63-70
View : 49 | Download : 10
Publication Date : 2014-09-01
Article Type : Research Paper
Abstract :A bivariate analysis of precipitation and runoff in the Hirfanli dam basin, Turkey, using copulasis performed in this study. Two elliptical insert ignore into journalissuearticles values(Gaussian and Student-t); and three Archimedean family copulasinsert ignore into journalissuearticles values(Clayton, Frank and Gumbel); are tested in modeling of the dependence structure between these hydrologicalvariables. The regionally averaged annual precipitation depths and runoff volumes measured at the entranceof the Hirfanli dam reservoir between 1954 and 2003 are utilized for the parameter estimation and modeling. Different graphical tools and numerical techniques are employed for the appropriate model selection,parameter estimation and goodness-of-Şt testsKeywords : Bivariate analysis, Copulas, Goodness of fit, Precipitation, Runoff, Kizilirmak, the Hirfanli reservoir
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