The empirical likelihood ratio-based semiparametric tests of change-points with epidemic alternatives are constructed and are proved to have the same limiting null distributions as some well-known tests. The maximum empirical likelihood estimates of the change-points and the epidemic duration are shown to be consistent. Data-based model tests are also provided. The method is applied to a stock market price data and the Nile river data. (c) 2006 Elsevier B.V. All rights reserved.
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Duksung Womens Univ, Dept Stat, 419 Samyang Ro 144 Gil 33, Seoul 01369, South KoreaDuksung Womens Univ, Dept Stat, 419 Samyang Ro 144 Gil 33, Seoul 01369, South Korea
机构:
Nankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Nankai Univ, LPMC, Tianjin, Peoples R ChinaNankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Wang, Yunlong
Zou, Changliang
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Nankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Nankai Univ, LPMC, Tianjin, Peoples R ChinaNankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Zou, Changliang
Wang, Zhaojun
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Nankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Nankai Univ, LPMC, Tianjin, Peoples R ChinaNankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
Wang, Zhaojun
Yin, Guosheng
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Univ Hong Kong, Dept Stat & Actuarial Sci, Hong Kong, Peoples R ChinaNankai Univ, Sch Stat & Data Sci, Tianjin, Peoples R China
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Univ Hong Kong, Dept Stat & Actuarial Sci, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Stat & Actuarial Sci, Hong Kong, Peoples R China
Lee, Chun Yin
Lam, K. F.
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Univ Hong Kong, Dept Stat & Actuarial Sci, Hong Kong, Peoples R China
Duke NUS Med Sch, Ctr Quantitat Med, Singapore, SingaporeUniv Hong Kong, Dept Stat & Actuarial Sci, Hong Kong, Peoples R China