Interaction Terms in Distance-Based Regression |
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| Authors: | Anna Esteve Eva Boj Josep Fortiana |
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| Institution: | 1. Centre d'Estudis Epidemiològics sobre les Infeccions de Transmissió Sexual i Sida de Catalunya (CEEISCAT) , Hospital Universitari Germans Trias i Pujol , Badalona, Spain;2. Ciber Epidemiología y Salud Pública (CIBERESP) , Spain aeg.ceescat.germanstrias@gencat.cat;4. Departament de Matemàtica Econòmica , Financera i Actuarial, Universitat de Barcelona , Barcelona, Spain;5. Departament de Probabilitat, Lògica i Estadí stica , Universitat de Barcelona , Barcelona, Spain |
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| Abstract: | We propose a method of including polynomial and interaction terms in Distance-Based Regression (Cuadras and Arenas, 1990
Cuadras , C. M. ,
Arenas , C. ( 1990 ). A distance based regression model for prediction with mixed data . Commun. Statist. A Theor. Meth. 19 : 2261 – 2279 .Taylor & Francis Online], Web of Science ®] , Google Scholar]), relying on properties of a semi-Hadamard or Khatri-Rao product of matrices. We demonstrate its application to real data examples. |
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| Keywords: | Distance analysis Interaction terms Mixed qualitative and quantitative predictors Nonlinear regression Polynomial regression |
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