Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd)
- Autores
- Aldroubi, Akram; Cabrelli, Carlos; Molter, Ursula Maria
- Año de publicación
- 2004
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- In this article, we develop a general method for constructing wavelets {| det Aj|1/2ψ(Ajx-xj,k): j ∈ J, k ∈ K} on irregular lattices of the form X = {xj,k ∈ ℝd: j ∈ J, k ∈ K}, and with an arbitrary countable family of invertible d × d matrices {Aj ∈ GL d(ℝ): j ∈ J} that do not necessarily have a group structure. This wavelet construction is a particular case of general atomic frame decompositions of L2(ℝd) developed in this article, that allow other time frequency decompositions such as nonharmonic Gabor frames with nonuniform covering of the Euclidean space ℝ d. Possible applications include image and video compression, speech coding, image and digital data transmission, image analysis, estimations and detection, and seismology.
Fil: Aldroubi, Akram. Vanderbilt University; Estados Unidos
Fil: Cabrelli, Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; Argentina
Fil: Molter, Ursula Maria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; Argentina - Materia
-
FRAMES
IRREGULAR SAMPLING
WAVELET SETS
WAVELETS - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/151186
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Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd)Aldroubi, AkramCabrelli, CarlosMolter, Ursula MariaFRAMESIRREGULAR SAMPLINGWAVELET SETSWAVELETShttps://purl.org/becyt/ford/1.1https://purl.org/becyt/ford/1In this article, we develop a general method for constructing wavelets {| det Aj|1/2ψ(Ajx-xj,k): j ∈ J, k ∈ K} on irregular lattices of the form X = {xj,k ∈ ℝd: j ∈ J, k ∈ K}, and with an arbitrary countable family of invertible d × d matrices {Aj ∈ GL d(ℝ): j ∈ J} that do not necessarily have a group structure. This wavelet construction is a particular case of general atomic frame decompositions of L2(ℝd) developed in this article, that allow other time frequency decompositions such as nonharmonic Gabor frames with nonuniform covering of the Euclidean space ℝ d. Possible applications include image and video compression, speech coding, image and digital data transmission, image analysis, estimations and detection, and seismology.Fil: Aldroubi, Akram. Vanderbilt University; Estados UnidosFil: Cabrelli, Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; ArgentinaFil: Molter, Ursula Maria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; ArgentinaAcademic Press Inc Elsevier Science2004-12info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/151186Aldroubi, Akram; Cabrelli, Carlos; Molter, Ursula Maria; Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd); Academic Press Inc Elsevier Science; Applied And Computational Harmonic Analysis; 17; 12-2004; 119-1401063-5203CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.acha.2004.03.005info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S1063520304000442?via%3Dihubinfo:eu-repo/semantics/altIdentifier/arxiv/https://arxiv.org/abs/math/0703438info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:46:33Zoai:ri.conicet.gov.ar:11336/151186instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:46:33.524CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
title |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
spellingShingle |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) Aldroubi, Akram FRAMES IRREGULAR SAMPLING WAVELET SETS WAVELETS |
title_short |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
title_full |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
title_fullStr |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
title_full_unstemmed |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
title_sort |
Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd) |
dc.creator.none.fl_str_mv |
Aldroubi, Akram Cabrelli, Carlos Molter, Ursula Maria |
author |
Aldroubi, Akram |
author_facet |
Aldroubi, Akram Cabrelli, Carlos Molter, Ursula Maria |
author_role |
author |
author2 |
Cabrelli, Carlos Molter, Ursula Maria |
author2_role |
author author |
dc.subject.none.fl_str_mv |
FRAMES IRREGULAR SAMPLING WAVELET SETS WAVELETS |
topic |
FRAMES IRREGULAR SAMPLING WAVELET SETS WAVELETS |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.1 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
In this article, we develop a general method for constructing wavelets {| det Aj|1/2ψ(Ajx-xj,k): j ∈ J, k ∈ K} on irregular lattices of the form X = {xj,k ∈ ℝd: j ∈ J, k ∈ K}, and with an arbitrary countable family of invertible d × d matrices {Aj ∈ GL d(ℝ): j ∈ J} that do not necessarily have a group structure. This wavelet construction is a particular case of general atomic frame decompositions of L2(ℝd) developed in this article, that allow other time frequency decompositions such as nonharmonic Gabor frames with nonuniform covering of the Euclidean space ℝ d. Possible applications include image and video compression, speech coding, image and digital data transmission, image analysis, estimations and detection, and seismology. Fil: Aldroubi, Akram. Vanderbilt University; Estados Unidos Fil: Cabrelli, Carlos. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; Argentina Fil: Molter, Ursula Maria. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Investigaciones Matemáticas "Luis A. Santaló". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Investigaciones Matemáticas "Luis A. Santaló"; Argentina |
description |
In this article, we develop a general method for constructing wavelets {| det Aj|1/2ψ(Ajx-xj,k): j ∈ J, k ∈ K} on irregular lattices of the form X = {xj,k ∈ ℝd: j ∈ J, k ∈ K}, and with an arbitrary countable family of invertible d × d matrices {Aj ∈ GL d(ℝ): j ∈ J} that do not necessarily have a group structure. This wavelet construction is a particular case of general atomic frame decompositions of L2(ℝd) developed in this article, that allow other time frequency decompositions such as nonharmonic Gabor frames with nonuniform covering of the Euclidean space ℝ d. Possible applications include image and video compression, speech coding, image and digital data transmission, image analysis, estimations and detection, and seismology. |
publishDate |
2004 |
dc.date.none.fl_str_mv |
2004-12 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/151186 Aldroubi, Akram; Cabrelli, Carlos; Molter, Ursula Maria; Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd); Academic Press Inc Elsevier Science; Applied And Computational Harmonic Analysis; 17; 12-2004; 119-140 1063-5203 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/151186 |
identifier_str_mv |
Aldroubi, Akram; Cabrelli, Carlos; Molter, Ursula Maria; Wavelets on irregular grids with arbitrary dilation matrices and frame atoms for L2(ℝd); Academic Press Inc Elsevier Science; Applied And Computational Harmonic Analysis; 17; 12-2004; 119-140 1063-5203 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.acha.2004.03.005 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S1063520304000442?via%3Dihub info:eu-repo/semantics/altIdentifier/arxiv/https://arxiv.org/abs/math/0703438 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Academic Press Inc Elsevier Science |
publisher.none.fl_str_mv |
Academic Press Inc Elsevier Science |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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13.070432 |