Optical field data compression by opto-digital means

Compression of optical field data is of interest due to the many applications where this kind of information processing is necessary. In particular, holographic recording has significant requirements in a high volume of both phase and amplitude data. We analyze and present a comparison between the p...

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Autores principales: Vélez Zea, Alejandro, Barrera Ramírez, John Fredy, Trejos, Sorayda, Tebaldi, Myrian Cristina, Torroba, Roberto Daniel
Formato: Articulo
Lenguaje:Inglés
Publicado: 2016
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/100034
https://ri.conicet.gov.ar/11336/49364
http://iopscience.iop.org/article/10.1088/2040-8978/18/12/125701/meta
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id I19-R120-10915-100034
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Exactas
Ingeniería
Física
Compression
Data processing by optical means
Holography
spellingShingle Ciencias Exactas
Ingeniería
Física
Compression
Data processing by optical means
Holography
Vélez Zea, Alejandro
Barrera Ramírez, John Fredy
Trejos, Sorayda
Tebaldi, Myrian Cristina
Torroba, Roberto Daniel
Optical field data compression by opto-digital means
topic_facet Ciencias Exactas
Ingeniería
Física
Compression
Data processing by optical means
Holography
description Compression of optical field data is of interest due to the many applications where this kind of information processing is necessary. In particular, holographic recording has significant requirements in a high volume of both phase and amplitude data. We analyze and present a comparison between the performances of two lossy compression methods applied over optical field data: the optical scaling compression technique based on a virtual optical system that performs a scaling of the optical field data, and the JPEG format. In particular, we study the compression of optical fields data extracted from off-axis digital holograms. Our results show that optical scaling is better suited for the compression of the highly random phase information found in the optical field data of 3D diffuse objects. Data loss and volume reduction for each method are measured and compared.
format Articulo
Articulo
author Vélez Zea, Alejandro
Barrera Ramírez, John Fredy
Trejos, Sorayda
Tebaldi, Myrian Cristina
Torroba, Roberto Daniel
author_facet Vélez Zea, Alejandro
Barrera Ramírez, John Fredy
Trejos, Sorayda
Tebaldi, Myrian Cristina
Torroba, Roberto Daniel
author_sort Vélez Zea, Alejandro
title Optical field data compression by opto-digital means
title_short Optical field data compression by opto-digital means
title_full Optical field data compression by opto-digital means
title_fullStr Optical field data compression by opto-digital means
title_full_unstemmed Optical field data compression by opto-digital means
title_sort optical field data compression by opto-digital means
publishDate 2016
url http://sedici.unlp.edu.ar/handle/10915/100034
https://ri.conicet.gov.ar/11336/49364
http://iopscience.iop.org/article/10.1088/2040-8978/18/12/125701/meta
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AT tebaldimyriancristina opticalfielddatacompressionbyoptodigitalmeans
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