On the Harris-G class of distributions: General results and application

We investigate some properties of the Harris-G class of distributions (Sankhya B 73 (2011) 70-80). We demonstrate that the density function of the Harris-G class can be expressed as a linear combination of density functions of the exponentiated baseline distribution. We provide general formulas for...

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Veröffentlicht in:Brazilian journal of probability and statistics 2015-11, Vol.29 (4), p.813-832
Hauptverfasser: Pinho, Luis Gustavo Bastos, Cordeiro, Gauss Moutinho, Nobre, Juvêncio Santos
Format: Artikel
Sprache:eng
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Zusammenfassung:We investigate some properties of the Harris-G class of distributions (Sankhya B 73 (2011) 70-80). We demonstrate that the density function of the Harris-G class can be expressed as a linear combination of density functions of the exponentiated baseline distribution. We provide general formulas for moments (raw, centered, incomplete and factorial), quantite function, generating functions and entropies. Two numerical examples are presented to demonstrate the potentiality of the models in this class. The first one applies the Harris-Burr XII distribution to model bimodal data. The second example uses the Harris-exponential distribution to model SAR image data. The results of the fitted models look promising.
ISSN:0103-0752
2317-6199
DOI:10.1214/14-BJPS248