Computationally efficient orthogonalization for pairwise comparisons method

[EN] Orthogonalization is one of few mathematical methods conforming to mathematical standards for approximation. Finding a consistent PC matrix of a given an inconsistent PC matrix is the main goal of a pairwise comparisons method. We introduce an orthogonalization for pairwise comparisons matrix b...

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Detalles Bibliográficos
Autores: Benítez López, Julio|||0000-0002-3222-3036, Koczkodaj, Waldemar, Kowalczyk, Adam
Tipo de recurso: artículo
Fecha de publicación:2024
País:España
Institución:Universitat Politècnica de València (UPV)
Repositorio:RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Idioma:inglés
OAI Identifier:oai:riunet.upv.es:10251/221506
Acceso en línea:https://riunet.upv.es/handle/10251/221506
Access Level:acceso abierto
Palabra clave:Pairwise comparison
Orthogonalization
Orthogonal basis
Inner matrix product
Approximation
Group theory
Descripción
Sumario:[EN] Orthogonalization is one of few mathematical methods conforming to mathematical standards for approximation. Finding a consistent PC matrix of a given an inconsistent PC matrix is the main goal of a pairwise comparisons method. We introduce an orthogonalization for pairwise comparisons matrix based on a generalized Frobenius inner matrix product. The proposed theory is supported by numerous examples and visualizations.