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UsandoENVIparaextraerelementos
importantesdesdeimgenessatelitalesy
datosLiDAR
CherieMulehCherie.Muleh@exelisis.!om
"hein#ormation!ontainedinthisdo!umentpertainstoso#t$areprodu!tsandseri!esthataresu%&e!ttothe!ontrolso#theExportAdministrationRegulations'EAR(."here!ipientisresponsi%le#orensuring!omplian!etoallappli!a%leU.).
ExportControlla$sandregulations.
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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>
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Considerationo#DataAaila%ilityandUsage
*eatureExtra!tionMethods
ApplyingMethodstoExtra!t+uilding*eatures*uture,rospe!ts#or+uilding*eatureExtra!tion
tingBuildingFeaturesfromLiDAR+Optica
a
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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DataTypes
>Color-IRrthophotos
>Multi-/yperspe!tral
>LiDAR
>)AR
Platforms
>Aerial
>)pa!e%orne
>"errestrial
rospectsforfuturedata
>Commer!ialUAVs
bundanceofGeospatialDatafrom!ic!tactFeaturesand"nformation
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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gRemotely$ensedDataasa$ourceforFea
ryisnot%ustabasemap&butasourceofric!informaeospatialanalystscanusetosol'ecomplexproblem
>,roidedataaaila%ilityoer%roadandina!!essi%leareas
>Improetimelinesso#dataa!0uisition
>,otentiallygreatera!!ura!y
>Automated#eatureextra!tion#orredu!tioninmanualdigiti1ation
>Adan!edgeospatialanalysisusingspe!tralimageproperties
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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cting"nformationfromRemotely$ensed
Featuresof"nterest
>Vehi!les
>"ransportationNet$or2s
>)tru!tures
>Natural*eatures
>/umanA!tiity
Limitationsor
Opportunities&Gi'ent!eDataType
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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NeedsforFeatureExtraction
> Increased availability of high-resolution images
> Manual digitization
> Semi-automated solution ishighly desired
Applications
> Defense and Security
> Transportation
> Urban planning and mapping
cting"nformationfromRemotely$ensed
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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Ano%&e!tisaregiono#interest$ithspatial3spe!tral'%rightnessand!olor(3and-ortexture!hara!teristi!sthatde4netheregion
,ixelsaregroupedintoo%&e!ts3insteado#singlepixelanalysis
Mayproidein!reaseda!!ura!yanddetail#or!lassi4!ationpurposes
Object-BasedImageAnalysis
)!atisanob%ect*
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8/10/2019 ENVI Para Extraer Imagenes Satelitales(18).Ppt
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Re5e!tan!e
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ingExtractionet!odsusingGeospatialD
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