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Title: Remark on properties of bases for additive logratio transformations of compositional data (English)
Author: Hron, Karel
Language: English
Journal: Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica
ISSN: 0231-9721
Volume: 47
Issue: 1
Year: 2008
Pages: 77-82
Summary lang: English
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Category: math
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Summary: The statistical analysis of compositional data, multivariate data when all its components are strictly positive real numbers that carry only relative information and having a simplex as the sample space, is in the state-of-the-art devoted to represent compositions in orthonormal bases with respect to the geometry on the simplex and thus provide an isometric transformation of the data to an usual linear space, where standard statistical methods can be used (e.g. [2], [4], [5], [9]). However, in some applications from geosciences ([14]) or statistical aspects of multicriteria evaluation theory ([13]) it seems to be convenient to use another types of bases. This paper is devoted to describe its basic properties and illustrate the results on an example. (English)
Keyword: Aitchison geometry on the simplex
Keyword: bases on the simplex
Keyword: additive logratio transformations
MSC: 15A03
MSC: 62H99
idZBL: Zbl 1165.62325
idMR: MR2482718
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Date available: 2009-08-27T11:27:32Z
Last updated: 2012-05-04
Stable URL: http://hdl.handle.net/10338.dmlcz/133397
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Reference: [8] Egozcue J. J., Pawlowsky-Glahn V.: Simplicial geometry for compositional data.. In: Buccianti, A., Mateu-Figueras, G., Pawlowsky-Glahn, V. (eds.): Compositional data analysis in the geosciences: From theory to practice. Geological Society, London, Special Publications 264 (2006), 145–160. Zbl 1156.86307
Reference: [9] Filzmoser P., Hron K.: Outlier detection for compositional data using robust methods.Math. Geosci. 40 (2008), 233–248. Zbl 1135.62040
Reference: [10] Mateu-Figueras G., Pawlowsky-Glahn V., Barceló-Vidal C.: Distributions on the simplex.In: Thió-Henestrosa, S., Martín-Fernández, J.A.: Compositional Data Analysis Workshop – CoDaWork’03, Proceedings, Universitat de Girona, 2003.
Reference: [11] Pawlowsky-Glahn V., Egozcue J. J.: Geometric approach to statistical analysis on the simplex.Stoch. Envir. Res. and Risk Ass. 15 (2001), 384–398. Zbl 0987.62001
Reference: [13] Talašová J.: Fuzzy methods for multicriteria evaluation, decision making. : Publishing House of Palacký University, Olomouc., 2006 (in Czech).
Reference: [14] Weltje G. J.: Ternary sandstone composition and provenance: an evaluation of the ‘Dickinson model’.. In: Buccianti, A., Mateu-Figueras, G., Pawlowsky-Glahn, V. (eds.): Compositional data analysis in the geosciences: From theory to practice. Geological Society, London, Special Publications 264 (2006), 79–99.
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