Nearly symmetric orthogonal wavelets for time-frequency-shape joint analysis: Introducing the discrete shapelet transform's third generation (DST-III) for nonlinear signal analysis

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.creatorGuido, Rodrigo Capobianco [UNESP]-
Data de aceite: dc.date.accessioned2022-02-22T00:53:16Z-
Data de disponibilização: dc.date.available2022-02-22T00:53:16Z-
Data de envio: dc.date.issued2021-06-25-
Data de envio: dc.date.issued2021-06-25-
Data de envio: dc.date.issued2021-06-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.cnsns.2020.105685-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/208378-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/208378-
Descrição: dc.descriptionThis article introduces the third generation of an interesting tool created for time-frequency-shape (TFS) joint analysis. Called Discrete Shapelet Transform (DST-III), it improves both its predecessors, i.e., DST-I and DST-II, in such a way that nearly symmetric major shapelet functions, and consequently almost linear-phase filterbanks, are obtained. Following a brief review on important concepts, the DST-III formulation is specified in detail and complemented with a numerical example. In addition, a prototype pattern matching strategy, where a comparison with ordinary wavelets takes place, and a spike sorting application are also presented and discussed. Notably, wavelet expansions use to provide very concise signal representations, thus simplifying subsequent nonlinear signal analysis in both time and frequency and, consequently, bringing advantages for non-stationary problem solving in science and engineering. This reassures the efficacy of this new tool.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
Descrição: dc.descriptionInstituto de Biociências Letras e Ciências Exatas Unesp - Univ Estadual Paulista (São Paulo State University), Rua Cristóvão Colombo 2265, Jd Nazareth-
Descrição: dc.descriptionInstituto de Biociências Letras e Ciências Exatas Unesp - Univ Estadual Paulista (São Paulo State University), Rua Cristóvão Colombo 2265, Jd Nazareth-
Descrição: dc.descriptionFAPESP: 2019/04475-0-
Descrição: dc.descriptionCNPq: 306808/2018-8-
Idioma: dc.languageen-
Relação: dc.relationCommunications in Nonlinear Science and Numerical Simulation-
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Palavras-chave: dc.subjectDiscrete shapelet transform (DST)-
Palavras-chave: dc.subjectNearly symmetric wavelets-
Palavras-chave: dc.subjectNonlinear signal investigation-
Palavras-chave: dc.subjectTime-frequency-shape joint analysis-
Título: dc.titleNearly symmetric orthogonal wavelets for time-frequency-shape joint analysis: Introducing the discrete shapelet transform's third generation (DST-III) for nonlinear signal analysis-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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