An asymptotic formula for the variance of the number of zeroes of a stationary Gaussian process
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作者:
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机构:
Eran Assaf
Jeremiah Buckley
论文数: 0引用数: 0
h-index: 0
机构:Dartmouth College,
Jeremiah Buckley
Naomi Feldheim
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h-index: 0
机构:Dartmouth College,
Naomi Feldheim
机构:
[1] Dartmouth College,
[2] King’s College,undefined
[3] Bar-Ilan University,undefined
来源:
Probability Theory and Related Fields
|
2023年
/
187卷
关键词:
Gaussian process;
Stationary process;
Fluctuations of zeroes;
Wiener Chaos;
Primary: 60G10;
60G15;
Secondary: 05A19;
37A46;
42A38;
D O I:
暂无
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学科分类号:
摘要:
We study the variance of the number of zeroes of a stationary Gaussian process on a long interval. We give a simple asymptotic description under mild mixing conditions. This allows us to characterise minimal and maximal growth. We show that a small (symmetrised) atom in the spectral measure at a special frequency does not affect the asymptotic growth of the variance, while an atom at any other frequency results in maximal growth.