Structural results for quaternionic Gabor frames

We study quaternionic Gabor frames based on the two-sided quaternionic windowed Fourier transform. Since classical Hilbert space based methods do not work in this case we introduce appropriated versions of translation and modulation operators. We prove Janssen’s and Walnut’s representations, as well...

ver descrição completa

Detalhes bibliográficos
Autor principal: Cerejeiras, Paula (author)
Outros Autores: Hartmann, Stefan (author), Orelma, Heikki (author)
Formato: article
Idioma:eng
Publicado em: 2019
Assuntos:
Texto completo:http://hdl.handle.net/10773/24151
País:Portugal
Oai:oai:ria.ua.pt:10773/24151