Título Combining Ranking with Traditional Methods for Ordinal Class Imbalance
Autores Cruz, Ricardo , Fernandes, Kelwin , Pinto Costa, Joaquim F. , PÉREZ ORTIZ, MARÍA, Cardoso, Jaime S.
Publicación externa No
Medio Lect. Notes Comput. Sci.
Alcance Proceedings Paper
Naturaleza Científica
Cuartil JCR 4
Cuartil SJR 2
Impacto SJR 0.295
Web https://www.scopus.com/inward/record.uri?eid=2-s2.0-85020890344&doi=10.1007%2f978-3-319-59147-6_46&partnerID=40&md5=cf57017926beb556d11e9f331afc8d18
Fecha de publicacion 01/01/2017
ISI 000443108700046
Scopus Id 2-s2.0-85020890344
DOI 10.1007/978-3-319-59147-6_46
Abstract In classification problems, a dataset is said to be imbalanced when the distribution of the target variable is very unequal. Classes contribute unequally to the decision boundary, and special metrics are used to evaluate these datasets. In previous work, we presented pairwise ranking as a method for binary imbalanced classification, and extended to the ordinal case using weights. In this work, we extend ordinal classification using traditional balancing methods. A comparison is made against traditional and ordinal SVMs, in which the ranking adaption proposed is found to be competitive.
Palabras clave Ordinal classification; Class imbalance; Ranking; SVM
Miembros de la Universidad Loyola

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