INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE

Generating digital products allowing the assessment and interpretation of Cultural Heritage is a key task in conservation processes. Thus a variety of (<i>Shape from X</i>) methods have been developed through photogrammetry with that aim in mind, which in the digital era widen their scop...

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Main Author: J. García Fernández
Format: Article
Language:English
Published: Copernicus Publications 2013-02-01
Series:The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-5-W1/93/2013/isprsarchives-XL-5-W1-93-2013.pdf
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author J. García Fernández
author_facet J. García Fernández
author_sort J. García Fernández
collection DOAJ
description Generating digital products allowing the assessment and interpretation of Cultural Heritage is a key task in conservation processes. Thus a variety of (<i>Shape from X</i>) methods have been developed through photogrammetry with that aim in mind, which in the digital era widen their scope on account of independence of physical resources as well as high geometrical and radiometric qualities of their results. A method based on virtual 3D reconstruction of objects (scenarios) and the further 2.5 D maps generation by means of the <i>Shape from Shading</i> method for simulating the reflectance properties of surfaces within 2D images is being proposed. This alternative, seldom used when studying Urban-Architectural Heritage, is aimed at overcoming inadequacies when analyzing surfaces from the bi-dimentional view -or the three-dimensional one itself- over areas with little variations in elevation (relevant to urbanarchitectural context). <br><br> The methodology is applied to Villagarcía de Campo Castle, Spain, stemming from the reconstruction of the property by the General Photogrammetry Method until achieving "Images by Reflectance Transformation", and ending by interpreting its topography for the inspection of un-documented historical traces.
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spelling doaj.art-c62f738c1d6944678c62160cc4a382752022-12-22T01:40:37ZengCopernicus PublicationsThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences1682-17502194-90342013-02-01XL-5/W1939710.5194/isprsarchives-XL-5-W1-93-2013INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLEJ. García Fernández0Laboratory of Architectural Photogrammetry, H.T. College of Architecture, University of Valladolid, SpainGenerating digital products allowing the assessment and interpretation of Cultural Heritage is a key task in conservation processes. Thus a variety of (<i>Shape from X</i>) methods have been developed through photogrammetry with that aim in mind, which in the digital era widen their scope on account of independence of physical resources as well as high geometrical and radiometric qualities of their results. A method based on virtual 3D reconstruction of objects (scenarios) and the further 2.5 D maps generation by means of the <i>Shape from Shading</i> method for simulating the reflectance properties of surfaces within 2D images is being proposed. This alternative, seldom used when studying Urban-Architectural Heritage, is aimed at overcoming inadequacies when analyzing surfaces from the bi-dimentional view -or the three-dimensional one itself- over areas with little variations in elevation (relevant to urbanarchitectural context). <br><br> The methodology is applied to Villagarcía de Campo Castle, Spain, stemming from the reconstruction of the property by the General Photogrammetry Method until achieving "Images by Reflectance Transformation", and ending by interpreting its topography for the inspection of un-documented historical traces.http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-5-W1/93/2013/isprsarchives-XL-5-W1-93-2013.pdf
spellingShingle J. García Fernández
INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
title INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
title_full INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
title_fullStr INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
title_full_unstemmed INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
title_short INTERPRETATION OF TOPOGRAPHIC DATA FROM "SHAPE FROM SHADING" METHOD, APPLICATION IN VILLAGARCÍA DE CAMPOS CASTLE
title_sort interpretation of topographic data from shape from shading method application in villagarcia de campos castle
url http://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XL-5-W1/93/2013/isprsarchives-XL-5-W1-93-2013.pdf
work_keys_str_mv AT jgarciafernandez interpretationoftopographicdatafromshapefromshadingmethodapplicationinvillagarciadecamposcastle