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題名 The Effect of Migration on a Similarity Index
作者 余清祥
Yue,Jack C. ; Clayton, Murray K.
貢獻者 統計系
關鍵詞 Jaccard`s index;Migration;Similarity index;Spatial randomness
日期 2011.03
上傳時間 11-十一月-2013 09:38:38 (UTC+8)
摘要 Fewster and Buckland (2001) defined a similarity index between two communities by allowing changes between sites to reduce the influence of local discrepancies. The similarity index of Fewster and Buckland is calculated to attain the maximum similarity between two communities in the presence of migration. Instead of maximizing similarity, we propose random migration to measure the similarity of two communities with two types of stochastic migration. The similarity values based on the proposed methods can be treated as the expected value of similarity under migration. We use computer simulation and empirical examples to demonstrate our approach.
關聯 Communications in Statistics: Simulation and Computation, 40(3), 1-12
資料類型 article
DOI http://dx.doi.org/10.1080/03610918.2010.542848
dc.contributor 統計系en_US
dc.creator (作者) 余清祥zh_TW
dc.creator (作者) Yue,Jack C. ; Clayton, Murray K.-
dc.date (日期) 2011.03en_US
dc.date.accessioned 11-十一月-2013 09:38:38 (UTC+8)-
dc.date.available 11-十一月-2013 09:38:38 (UTC+8)-
dc.date.issued (上傳時間) 11-十一月-2013 09:38:38 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/61555-
dc.description.abstract (摘要) Fewster and Buckland (2001) defined a similarity index between two communities by allowing changes between sites to reduce the influence of local discrepancies. The similarity index of Fewster and Buckland is calculated to attain the maximum similarity between two communities in the presence of migration. Instead of maximizing similarity, we propose random migration to measure the similarity of two communities with two types of stochastic migration. The similarity values based on the proposed methods can be treated as the expected value of similarity under migration. We use computer simulation and empirical examples to demonstrate our approach.en_US
dc.format.extent 112197 bytes-
dc.format.mimetype application/pdf-
dc.language.iso en_US-
dc.relation (關聯) Communications in Statistics: Simulation and Computation, 40(3), 1-12en_US
dc.subject (關鍵詞) Jaccard`s index;Migration;Similarity index;Spatial randomnessen_US
dc.title (題名) The Effect of Migration on a Similarity Indexen_US
dc.type (資料類型) articleen
dc.identifier.doi (DOI) 10.1080/03610918.2010.542848en_US
dc.doi.uri (DOI) http://dx.doi.org/10.1080/03610918.2010.542848en_US