A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function
Autor(a) principal: | |
---|---|
Data de Publicação: | 2021 |
Outros Autores: | , , |
Tipo de documento: | Artigo de conferência |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1109/LAUS53676.2021.9639116 http://hdl.handle.net/11449/234107 |
Resumo: | This work proposes a new fitness function for sparse linear array design using the Point Spread Function (PSF), where the energy and entropy are combined. The Arithmetic optimization Algorithm is used as a search mechanism, and a new strategy to find sparse linear configurations is proposed. This new strategy eliminates the necessity of penalization functions to control the number of elements in sparse arrays. The algorithm is used to find two sparse linear arrays, one using a fitness function based on the radiation pattern, and the other with the proposed fitness function. Comparing the results, the configuration found using the proposed fitness function presented better lateral resolution and contrast. |
id |
UNSP_2a3e37d948475b29e77b95598aba81e4 |
---|---|
oai_identifier_str |
oai:repositorio.unesp.br:11449/234107 |
network_acronym_str |
UNSP |
network_name_str |
Repositório Institucional da UNESP |
repository_id_str |
2946 |
spelling |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread FunctionArithmetic optimization AlgorithmFitness FunctionSparse Linear ArrayUltrasound ImagingThis work proposes a new fitness function for sparse linear array design using the Point Spread Function (PSF), where the energy and entropy are combined. The Arithmetic optimization Algorithm is used as a search mechanism, and a new strategy to find sparse linear configurations is proposed. This new strategy eliminates the necessity of penalization functions to control the number of elements in sparse arrays. The algorithm is used to find two sparse linear arrays, one using a fitness function based on the radiation pattern, and the other with the proposed fitness function. Comparing the results, the configuration found using the proposed fitness function presented better lateral resolution and contrast.Universidade Estadual Paulista (UNESP) Departamento De Engenharia ElétricaUniversidade Tecno. Federal Do Paraná (UTFPR) Departamento De Engenharia ElétricaInstituto De Tecno. Físicas Y De La Información Consejo Superior De Invest. Científicas (CSIC)Universidade Estadual Paulista (UNESP) Departamento De Engenharia ElétricaUniversidade Estadual Paulista (UNESP)Universidade Tecno. Federal Do Paraná (UTFPR)Físicas Y De La Información Consejo Superior De Invest. Científicas (CSIC)Souza, Julio Cesar Eduardo De [UNESP]Prado, Vander TeixeiraMartinez-Graullera, OscarHiguti, Ricardo Tokio [UNESP]2022-05-01T13:41:29Z2022-05-01T13:41:29Z2021-01-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/conferenceObjecthttp://dx.doi.org/10.1109/LAUS53676.2021.9639116LAUS 2021 - 2021 IEEE UFFC Latin America Ultrasonics Symposium, Proceedings.http://hdl.handle.net/11449/23410710.1109/LAUS53676.2021.96391162-s2.0-85124165810Scopusreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengLAUS 2021 - 2021 IEEE UFFC Latin America Ultrasonics Symposium, Proceedingsinfo:eu-repo/semantics/openAccess2024-07-04T19:11:38Zoai:repositorio.unesp.br:11449/234107Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T18:31:03.617106Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
title |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
spellingShingle |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function Souza, Julio Cesar Eduardo De [UNESP] Arithmetic optimization Algorithm Fitness Function Sparse Linear Array Ultrasound Imaging |
title_short |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
title_full |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
title_fullStr |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
title_full_unstemmed |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
title_sort |
A New Fitness Function for Sparse Linear Array Evaluation Based on the Point Spread Function |
author |
Souza, Julio Cesar Eduardo De [UNESP] |
author_facet |
Souza, Julio Cesar Eduardo De [UNESP] Prado, Vander Teixeira Martinez-Graullera, Oscar Higuti, Ricardo Tokio [UNESP] |
author_role |
author |
author2 |
Prado, Vander Teixeira Martinez-Graullera, Oscar Higuti, Ricardo Tokio [UNESP] |
author2_role |
author author author |
dc.contributor.none.fl_str_mv |
Universidade Estadual Paulista (UNESP) Universidade Tecno. Federal Do Paraná (UTFPR) Físicas Y De La Información Consejo Superior De Invest. Científicas (CSIC) |
dc.contributor.author.fl_str_mv |
Souza, Julio Cesar Eduardo De [UNESP] Prado, Vander Teixeira Martinez-Graullera, Oscar Higuti, Ricardo Tokio [UNESP] |
dc.subject.por.fl_str_mv |
Arithmetic optimization Algorithm Fitness Function Sparse Linear Array Ultrasound Imaging |
topic |
Arithmetic optimization Algorithm Fitness Function Sparse Linear Array Ultrasound Imaging |
description |
This work proposes a new fitness function for sparse linear array design using the Point Spread Function (PSF), where the energy and entropy are combined. The Arithmetic optimization Algorithm is used as a search mechanism, and a new strategy to find sparse linear configurations is proposed. This new strategy eliminates the necessity of penalization functions to control the number of elements in sparse arrays. The algorithm is used to find two sparse linear arrays, one using a fitness function based on the radiation pattern, and the other with the proposed fitness function. Comparing the results, the configuration found using the proposed fitness function presented better lateral resolution and contrast. |
publishDate |
2021 |
dc.date.none.fl_str_mv |
2021-01-01 2022-05-01T13:41:29Z 2022-05-01T13:41:29Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/conferenceObject |
format |
conferenceObject |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1109/LAUS53676.2021.9639116 LAUS 2021 - 2021 IEEE UFFC Latin America Ultrasonics Symposium, Proceedings. http://hdl.handle.net/11449/234107 10.1109/LAUS53676.2021.9639116 2-s2.0-85124165810 |
url |
http://dx.doi.org/10.1109/LAUS53676.2021.9639116 http://hdl.handle.net/11449/234107 |
identifier_str_mv |
LAUS 2021 - 2021 IEEE UFFC Latin America Ultrasonics Symposium, Proceedings. 10.1109/LAUS53676.2021.9639116 2-s2.0-85124165810 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
LAUS 2021 - 2021 IEEE UFFC Latin America Ultrasonics Symposium, Proceedings |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.source.none.fl_str_mv |
Scopus reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
_version_ |
1808128940382879744 |