"Item Id","Item URI","Dublin Core:Date Available","Dublin Core:Creator","Dublin Core:Title","Dublin Core:Contributor","Dublin Core:Description","Dublin Core:Subject","Dublin Core:Publisher","Dublin Core:Date","Dublin Core:Extent","Dublin Core:Type","Dublin Core:Is Part Of","Dublin Core:Language","Dublin Core:Format","Dublin Core:Rights","Dublin Core:License","Dublin Core:Identifier","Dublin Core:Source","Dublin Core:Relation","Dublin Core:Coverage","Dublin Core:Abstract","Dublin Core:Date Accepted","Dublin Core:Table Of Contents","Dublin Core:Alternative Title","Dublin Core:Date Created","Dublin Core:Date Copyrighted","Dublin Core:Date Submitted","Dublin Core:Date Issued","Dublin Core:Date Modified","Dublin Core:Date Valid","Dublin Core:Access Rights","Dublin Core:Conforms To","Dublin Core:Has Format","Dublin Core:Has Part","Dublin Core:Has Version","Dublin Core:Is Format Of","Dublin Core:Is Referenced By","Dublin Core:Is Replaced By","Dublin Core:Is Required By","Dublin Core:Is Version Of","Dublin Core:References","Dublin Core:Replaces","Dublin Core:Requires","Dublin Core:Medium","Dublin Core:Bibliographic Citation","Dublin Core:Spatial Coverage","Dublin Core:Temporal Coverage","Dublin Core:Accrual Method","Dublin Core:Accrual Periodicity","Dublin Core:Accrual Policy","Dublin Core:Audience","Dublin Core:Audience Education Level","Dublin Core:Mediator","Dublin Core:Instructional Method","Dublin Core:Provenance","Dublin Core:Rights Holder","Item Type Metadata:AIG","Item Type Metadata:Signatura","Item Type Metadata:Barcode","Item Type Metadata:Jurado de la tesis","Item Type Metadata:Consultor de la tesis","Item Type Metadata:Traductor","Item Type Metadata:Co-tutor","Item Type Metadata:Supervisor de la tesis","Item Type Metadata:Inventario Digitalización","Item Type Metadata:Text","Item Type Metadata:Original format","Item Type Metadata:Player","Carga de Apuntes Elements:Nombre","Carga de Apuntes Elements:Apellidos","Carga de Apuntes Elements:DNI",tags,file,itemType,collection,public,featured 19345,https://bibliotecadigital.fi.uba.ar/items/show/19345,,"Michalewicz, Kevin","Deconvolución de alta resolución: aplicación a imágenes astrofísicas","Galarza, Cecilia G.^^Courbin, Frédéric","Grado obtenido: Ingeniero/a Electrónico de la Universidad de Buenos Aires^^Disciplina: Ingeniería Electrónica^^Fil: Michalewicz, Kevin. Universidad de Buenos Aires. Facultad de Ingeniería",,"Universidad de Buenos Aires. Facultad de Ingeniería",2022-09-12,"xxii, 61 p.","info:eu-repo/semantics/bachelorThesis^^info:ar-repo/semantics/tesis de grado^^tesis de grado",,spa,,info:eu-repo/semantics/openAccess,,,,,,"La cosmografía de retardo de tiempo (en inglés: time delay cosmography) es un enfoque surgido en la década pasada con el fin de estimar la constante de Hubble, es decir, la velocidad de expansión actual del universo. Su principal ingrediente es la obtención de la fotometría de los puntos fuente de lentes gravitacionales. Para llevarlo a cabo se requiere deconvolucionar las observaciones adquiridas por telescopios espaciales o terrestres. En este trabajo se propone un nuevo método de deconvolución de imágenes denominado STARRED que emplea una función de dispersión de punto (en inglés: Point Spread Function) más estrecha que la original. A su vez, esta se produce utilizando NarrowPSFGen, una técnica elaborada en esta tesis. ^^Time delay cosmography is an approach that has emerged in the last decade to estimate the Hubble constant, i.e., the current expansion rate of the universe. Its main ingredient is to obtain the photometry of point sources in gravitational lenses. This requires deconvolution of observations acquired by space or ground-based telescopes. In this work, a new image deconvolution method called STARRED is proposed, which uses a Point Spread Function narrower than the original one. At the same time, the latter is produced using NarrowPSFGen, a technique developed in this thesis.",,,,,,,,,,http://bibliotecadigital.fi.uba.ar/rights,,,,,,,,,,,,,Application/pdf,,,,,,,,,,,,,,"T 2346^^M6218",,"Rey Vega, Leonardo J. ^^Vera, Matías A. ^^Messina, Francisco",,,,,,,,,,,,"ASTROFÍSICA,CONSTANTE DE HUBBLE,COSMOGRAFIA DE RETARDO DE TIEMPO,CURVA DE LUZ,DECONVOLUCIÓN DE IMÁGENES,DIFERENCIACIÓN AUTOMÁTICA,LENTE GRAVITACIONAL,OPTIMIZACION,PROCESAMIENTO DE SEÑALES,PSF,WAVELETS",https://bibliotecadigital.fi.uba.ar/files/original/f1ff7210bd3a2b6aa8a3326890ff84da.pdf,"Texto - Tesis","

Tesis de Grado

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