Weitere ähnliche Inhalte Ähnlich wie Poster présenté à la conférence GIScience 2016 par Marion Dumont (20) Kürzlich hochgeladen (20) Poster présenté à la conférence GIScience 2016 par Marion Dumont1. Contact
marion)dumont“ign)frMail
Acknowledgments
ThisEstudyEisEfundedEbyE”NREMapMuxingE[”NR(vk(=éwk(55vv(5v])
PersonnalNWebsite:
References
BrewerNC(NButtenfieldNB(NODD73EêramingEGuidelinesEêorEMulti(ScaleEMapE©esignEUsingE©atabasesE”tEMultipleEResolutions3ECartography2and2Geographic2Information2
Science3EIkSvc&EI(vW
RegnauldN N(N McMasterN R(N ODD73E ”E synopticE viewE ofE generalisationE operators)E In&E MackanessE W3E RuasE ”3E SarjakoskiE TE Sedsc3E The2 Generalisation2 of2 Geographic2
Information:2Models2and2Applications)Eélsevier
ProducersNofNstudiedNmulti)scaleNmaps:E”=TELuxembourg3EZéVE”ustria3EZingEMaps3EG©IEGermany3EGoogleMaps3EI=G=E=atalonia3EIGNEêranceESScanEGEScanéxpressc3E
IGNESpain3ELantmäterietESweden3ENGIEZelgium3ENLSEêinland3EOpenStreetMap3EOSIEIreland3ESwisstopo3EUSGSEUnitedEStates
ConclusionNandNPerspectives
InEthisEstudy3EweEstressedEsomeEgeneralEtrendsESêig)EwEandEkcEwhichEcanEserveEasE
guidelinesNforNtheNmulti)scaleNmapsNproduction3EconcerningEtheErelationsEtoEuseE
betweenEtheEdisplayEscaleEandEtheELo”EofEtheEmapEcontent)E
WeEalsoEpointedEoutEtheEuseEofEmixedErepresentationsESêig)EIc3EwhichEcanEserveEasE
transitionsEbetweenEdifferentELo”)ENow3EweEwillEuseEitEtoEaddEintermediateNlevelsNinN
existingNmulti)scaleNmaps3EinEorderEtoEsmoothEtheEcontentEchangeEacrossEscales3E
andEthusEhelpEtheEuserEnavigation)EWeEwillEthenEevaluateEtheEpotentialEimprovementE
withEaEuserEtest)
CommonNUseNofNLoANAcrossNScales
êigureEk)EThisErepresentationEshowsEtheEpercentageEofEuseEofELo”sEacrossEscalesEinEstudiedEmulti(scaleEmaps)E
IndividualEbuildingsEandEurbanEareasEpresentEaEscaleErangeEofEcommonEuseESinEredc)E
SiN
SeN
AgN
TyN
IndividualEbuilding
UrbanEblock
UrbanE”rea
=ityEpointEsymbol
Simplification
Selection
”ggregation
Typification
=oexistant
Superimposed
êigureEI)EThisErepresentationEsynthetizesEtheEsurveyedEinformationEaboutErepresentationEofEsettlementEareasEinEtheEstudiedEmulti(scaleEmaps3EwithEaE
structureEinspiredEfromEtheEScaleMasterEtoolEbyE[Brewer2and2Buttenfieldb22007]2êorEeachEmulti(scaleEmap3EredElinesErepresentEtheEavailableEzoomElevels)E
TheEuseEofEeachELo”EonEaEscaleErangeEisEsymbolizedEbyEaEgrayEline)EIfEnoticed3EadditionalEinformationEonEmapEcontentEareEprecisedEonEeachEzoomElevel)E
1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: k 1: M
MapNContent:NFocusNonNtheNRepresentationNofNSettlementNAreas
IndividualEZuildings UrbanEZlocks UrbanE”reas =ityEPointESymbols
=oexistent&
differentELo”EareEusedE
dependingEonEtheEspatialE
contextESUrbanEorERuralc)
Superimposed&
aEsameEobjectEisEE
representedEbyEtwoE
differentELo”)
TheElevelNofNabstractionNSLoAT3EasEaEsemanticEandEgraphicElevelE
ofE detail3E describesE theE simplificationE ofE mapE content&E whichE
objectsEareErepresentedEandEwithEhowEmuchEdetail?
GeneralizationNoperatorsN[Regnauld2and2McMasterb22007]3E
mayEprovideEaErefinementEofELo”E&E
MixedN representation(E whenE twoE Lo”E
areEpresentEinEaEsameEzoomElevel3EcanEbe&
SimplificationSelection ”ggregation Typification
DefinitionNandNDisplayNScales
NM”EgenerallyEbuildEaEtopographicEmulti(scaleEmapEfromEtheirEpaperEmapEseries)ESuchEmapsEareEdesignedE
forEaEspecificEprintingEscale3EbutEcanEbeEdisplayedEatEseveralEzoomElevels)EWeEcallE“definitionNscale”EtheE
initialEmapEscaleEandE“displayNscaleSsT”EtheEscaleSscEatEwhichEtheEmapEisEdisplayed)
êigureEw)ERelationsEbetweenEdefinitionEandEdisplayEscalesEinEconsideredEmulti(scaleEmaps)
TheEtwoErepresentedElinesEmayEserveEasEguidelinesEforEmulti(scaleEmapEproduction3EtoEavoidElegibilityEissues)
ProducersEmayEuseEveryE
differentErelationsEbetweenE
definitionEandEdisplayEscales)
”EzoomElevelEofEaEmulti(scaleE
map3EdifferentiatedEbyEcolour
ProducersEsometimesEuseEaE
sameEmapESdefinitionEscalecEEEE
atEseveralEconsecutiveEzoomE
levelsESdisplayEscalesc)
ZoomElevelsEareEmostlyE
concentratedEbetweenEtheEtwoE
representedElines)
TheEcircledEoutliersEpresentE
readabilityEissues3EasEtheEmapE
theyErepresentEisEtooEzoomedE
inEESzEpixelated3EinEredcEorE
zoomedEoutESzEsymbolsEareE
tooEsmallEtoEbeElegible3EinE
bluec)
N.B.2Multi-scale2maps2not2produced2from2
existing2paper2maps2xe.g.2Google2Maps(22
have2not2been2considered2in2this2graph.
ToE provideE aE mappingE application3E i)e)E aE websiteE whereE usersE
canE zoomE inE orE outE inE aE multi)scaleN map3E everyE cartographicE
producerE hasE toE chooseE theE displayN scaleN andN mapN contentE
forEaEsetEofEzoomNlevels)E
ContextNUNObjectives
TheEdifferenceEofEcontentEbetweenEtwoEconsecutiveEzoomElevelsE
mayEdisturbEtheEuserEnavigationEacrossEscales)EToEimproveEit3E
weEsurveyEtheNspecificationsNofNsixteenNtopographicNmulti)
scaleNmaps3EprovidedEbyEnationalEmappingEagenciesESNM”cEorE
privateEproducers)
êigureEv)EéxampleEofEmulti(scaleEmap3E©IGNEêranceEScanéxpress
”EcomparativeEstudyEofEexistingEmulti(scaleEmaps&
whatEcontentEatEwhichEscale?
vE
NationalEInstituteEofEGeographicEandEêorestEInformationESIGNcE(E=OGITEResearchEteam3ESaint(Mandé3Eêrance
MarionE©umontv
3EGuillaumeETouyav
3E=écileE©uchênev