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Optimality condition and iterative thresholding algorithm for [Formula: see text] -regularization problems
This paper investigates the [Formula: see text] -regularization problems, which has a broad applications in compressive sensing, variable selection problems and sparse least squares fitting for high dimensional data. We derive the exact lower bounds for the absolute value of nonzero entries in each...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Springer International Publishing
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5080281/ https://www.ncbi.nlm.nih.gov/pubmed/27833833 http://dx.doi.org/10.1186/s40064-016-3516-3 |