MAXIMA OF MOVING SUMS IN A POISSON RANDOM FIELD

被引:7
作者
Chan, Hock Peng [1 ]
机构
[1] Natl Univ Singapore, Fac Sci, Dept Stat & Appl Probabil, Singapore 119260, Singapore
关键词
Change of measure; Gaussian process; large deviations; marked Poisson process; moving sums; random field; scan statistics; GAUSSIAN RANDOM-FIELDS; SCAN STATISTICS; DEVIATION APPROXIMATIONS; STATIONARY-PROCESSES; RANDOM-VARIABLES; PROBABILITIES;
D O I
10.1017/S0001867800003505
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
In this paper we examine the extremal tail probabilities of moving sums in a marked Poisson random field. These sums are computed by adding up the weighted occurrences of events lying within a scanning set of fixed shape and size. We also provide an alternative representation of the constants of the asymptotic formulae in terms of the occupation measure of the conditional local random field at zero, and extend these representations to the constants of asymptotic tail probabilities of Gaussian random fields.
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页码:647 / 663
页数:17
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