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공공누리This item is licensed Korea Open Government License

Title
Implementation of Martian virtual reality environment using very high-resolution stereo topographic data
Author(s)
홍정우
Publication Year
2011-12-01
Abstract
Topographyoverterrestrialorotherplanetarysurfacesisanimportantbasedataforvirtualreality
construction.Inparticular,withinaccessibletopographysuchastheMartiansurface,virtualreality
provides greatvaluenotonlyforpublicinteractionbutalsoforscientificresearch.For thelatterapplication,
sincefieldsurveysareessentialforthegeologicalandgeomorphologicalresearches,thevirtualreality
environmentcreatedbasedonverifiedtopographicproducts providesanalternativesolutionforplanetary
research.
Theperformanceofvirtualrealityimplementationoveraplanetarysurfacecanbeassessedbytwo
majorfactors:(1)Thegeodeticallycontrolledbasetopographicproducts,suchasDTMandortho-image,
and (2)Technologicalintegration oftopographicproductsintovirtualrealitysoftwareandhardware.
For thefirstaspect,themulti-resolutionstereoanalysisapproachhasalreadyprovidedasolidbasissothat
specific topographicdatasetsovertestingareaswere generatedbythehierarchicalprocessor.Toaddress
the secondproblem,aparallelprocessorwithmultiple screendisplaycombining3Ddisplaysoftwarewas
employedinthisresearch.
As demonstratedinthispaper,theconstructedMartianvirtualenvironmentshowedhighlydetailed
featuresovertheAthabascaValles(oneofformerpotentialMarsExplorationRoverlandingsites)and
Eberswaldecrater(oneofthemainoriginallandingcandidatesfortheNASA’srovermissionscheduledto
launch inlate2011).Theemploymentofsuchvirtual realityenvironmentsisexpectedtobeapowerful
simulatorafterintegratinga3DMartianmodel,engineeringandenvironmentconstraintsforMartian
geologicalandgeomorphicresearchesincluding landing siteselectionandrovernavigation.
Keyword
Mars; High resolution DTM; Ortho-image; Virtual reality; stereo analysis; Geomorphology
Journal Title
Computers & geosciences
Citation Volume
44
ISSN
0098-3004
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/13981
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