Image Guided Reconstruction of Un-sampled Data

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1、IntJComputVis(2011)94:211DOI10.1007/s11263-010-0382-2ImageGuidedReconstructionofUn-sampledData:AFillingTechniqueforCulturalHeritageModelsMatteoDellepiane·AndreaVenturi·RobertoScopignoReceived:25January2010/Accepted:10September2010/Publishedonline:29September2010©Spr

2、ingerScience+BusinessMedia,LLC2010AbstractCulturalHeritage(CH)isoneofthemajorfieldsdeterminingcoordinatesofthosepoints(usingtheconsoli-ofapplicationof3Dscanningtechnologies.Inthiscontext,datedtriangulationapproach).Then,thegatheredgeometriconeofthemainlimitationsperc

3、eivedbythepractitionersisdataareusedtosteertheholefillinginordertoobtainatheuncompletenessofthesampling.Wheneverwescanapatchwhichiscoherentwiththerealshapeoftheobject.complexartifact,theproducedsamplingusuallypresentsaAseriesoftestsonrealobjectsprovesthatourmethodisl

4、argenumberofunsampledregions.Manyalgorithmicso-abletorecovergeometricalfeaturesthatcannotberecon-lutionsexisttoclosethosegaps(fromspecifichole-fillingstructedusingstate-of-the-artmethods.Consequently,itcanalgorithmstothedrasticsolutionofusingwater-tightrecon-beusedtoo

5、btaincomplete3Dmodelswithoutcreatingplau-structionmethods).Unfortunately,addingpatchesoverun-siblebutfalsedata.sampledregionsisanissueinCHapplications:ifthe3DmodelshouldbeusedasamasterdocumentovertheshapeKeywordsHolefilling·Lasertriangulation·Image(andstatus)oftheart

6、work,informedCHcuratorsusuallyregistrationdonotacceptthatanalgorithmisusedtoguessportionsofasurface.Inthispaper,wepresentalow-costsetupandrelatedal-gorithmstoreconstructun-sampledportionsofthe3Dmod-1Introductionelsbyinferringinformationabouttherealshapeofthemiss-ing

7、regionfromphotographs.Dataneededtodrivethesur-Thelastfewyearsoftechnologicaldevelopmentmade3Dfacecompletionprocessareobtainedbycouplingacali-Scanningamaturetechnology.Thisisaduenotonlytothebratedpatternoflaserdiodestoadigitalcamera.Thus,weimprovementsoftheacquisitio

8、ndevices,butalsotothede-areproposingasimpleactiveacquisitiondevice(basedonvelopmentofnewalgorithmswhichautomatizemostoftheconsumercomponen