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A likelihood ratio test for circular multimodality

delete2025-01-03
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OA
AI
D
Diego Bolón *
R
Rosa M. Crujeiras
A
Alberto Rodríguez‐Casal
DOI:10.1007/s10651-024-00639-1delete
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摘要

摘要

En 中文
The modes of a statistical population are high frequency points around which most of the probability mass is accumulated. For the particular case of circular densities, we address the problem of testing if, given an observed sample of a random angle, the underlying circular distribution model is multimodal. Our work is motivated by the analysis of migration patterns of birds and the methodological proposal follows a novel approach based on likelihood ratio ideas, combined with critical bandwidths. Theoretical results support the behaviour of the test, whereas simulation examples show its finite sample performance.
Keyword:
Animal orientation
Circular data
Likelihood ratio test
Multimodality

期刊

Environmental and Ecological Statistics 封面图
Environmental and Ecological Statistics
IF:
1.8
论文数:
1.0K
被引数:
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机构

U
Universidade de Santiago de Compostela
学者数:
1.5W
论文数: 1.3W
被引数: 1.4W
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