scholarly journals On Extremal Index of Max-Stable Random Fields

Author(s):  
Enkelejd Hashorva
2006 ◽  
Vol 43 (03) ◽  
pp. 884-891 ◽  
Author(s):  
L. Pereira ◽  
H. Ferreira

Random fields on , with long-range weak dependence for each coordinate individually, usually present clustering of high values. For each one of the eight directions in , we formulate restriction conditions on local occurrence of two or more crossings of high levels. These smooth oscillation conditions enable computation of the extremal index as a clustering measure from the limiting mean number of crossings. In fact, only four directions must be inspected since for opposite directions we find the same local path crossing behaviour and the same limiting mean number of crossings. The general theory is illustrated with several 1-dependent nonstationary random fields.


2007 ◽  
Vol 117 (3) ◽  
pp. 312-332 ◽  
Author(s):  
Hermine Biermé ◽  
Mark M. Meerschaert ◽  
Hans-Peter Scheffler

2013 ◽  
Vol 115 ◽  
pp. 516-536 ◽  
Author(s):  
Wolfgang Karcher ◽  
Elena Shmileva ◽  
Evgeny Spodarev

Bernoulli ◽  
2018 ◽  
Vol 24 (1) ◽  
pp. 30-52 ◽  
Author(s):  
Clément Dombry ◽  
Zakhar Kabluchko

1991 ◽  
Vol 123 ◽  
pp. 119-139 ◽  
Author(s):  
Yumiko Sato

In this paper we discuss the determinism of distributions of some stable random fields which are constructed through integral-geometric method. The determinism depends on the dimension of the parameter space Rd.


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