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A q-Extension of Sigmoid Functions and the Application for Enhancement of Ultrasound Images

This paper proposes the q-sigmoid functions, which are variations of the sigmoid expressions and an analysis of their application to the process of enhancing regions of interest in digital images. These new functions are based on the non-extensive Tsallis statistics, arising in the field of statisti...

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Detalles Bibliográficos
Autores principales: Sergio Rodrigues, Paulo, Wachs-Lopes, Guilherme, Morello Santos, Ricardo, Coltri, Eduardo, Antonio Giraldi, Gilson
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2019
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7514919/
https://www.ncbi.nlm.nih.gov/pubmed/33267144
http://dx.doi.org/10.3390/e21040430