Geodata to Geoservices Design Issues for GI Infrastructures Josef Strobl Universität Salzburg...
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Transcript of Geodata to Geoservices Design Issues for GI Infrastructures Josef Strobl Universität Salzburg...
Geodata to Geodata to GeoservicesGeoservices
Design Issues for GI Design Issues for GI InfrastructuresInfrastructures
Josef StroblJosef StroblUniversität SalzburgUniversität Salzburg
Austrian Umbrella Organisation for Austrian Umbrella Organisation for Geographic Information - AGEOGeographic Information - AGEO
Look at the complete picture Look at the complete picture ……
GI infrastructures are not ‚just‘ aGI infrastructures are not ‚just‘ a►technical technical oror►organisational organisational oror►business business oror►conceptual conceptual oror►peoplepeople… … problem, but all of these and then problem, but all of these and then
some!some!►10 Building Blocks for SDI‘s!10 Building Blocks for SDI‘s!
Dataetc
Dataetc
StandardsStandards
►… … of course, that‘s why we there of course, that‘s why we there are many of them are many of them OGCOGC ISOISO CENCEN national and industry standardsnational and industry standards
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InteroperabilityInteroperability
►Based on (technical) connectivityBased on (technical) connectivity► Implemented as (web) servicesImplemented as (web) services►Concepts, Architectures, StandardsConcepts, Architectures, Standards►Languages like GMLLanguages like GML►ORGANISATIONAL and PEOPLE ORGANISATIONAL and PEOPLE
interop.!!interop.!!
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Business ModelBusiness Model
►Web Services require a distributed, Web Services require a distributed, ‚incremental‘ business model based on‚incremental‘ business model based on
►Value Added per serviceValue Added per service►Differential pricing schemes result, Differential pricing schemes result,
depending on different value addeddepending on different value added►From Value Chain to Value Web!From Value Chain to Value Web!
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Service LevelService Level
►Different levels ofDifferent levels of Quality / Completeness / ScaleQuality / Completeness / Scale CurrentnessCurrentness AvailabilityAvailability Performance / ThroughputPerformance / Throughput
►Emergency Services AccessEmergency Services Access
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Workflow / process modelsWorkflow / process models
► GII‘s cannot well be defined as collections, GII‘s cannot well be defined as collections, but rather as requirements from workflow but rather as requirements from workflow analysisanalysis
► „„Same“ item in different workflows can have Same“ item in different workflows can have very different requirements – more than one very different requirements – more than one model (or view) of an aspect of reality!model (or view) of an aspect of reality!
► Organisationally and socially integrated!Organisationally and socially integrated!
5Kunde
private Intermediaries
TOIncomers
(PanoramaTours, TUI)
Reise-büro
GDSGlobal DistributionSystems
Leistungsträger
Hotel Seilbahn .....
Kunde
öffentlich
Landesorganisation
Regionale Organisation
Örtliche Organisation
Leistungsträger
zukü
nftig
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icklun
g =
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eg
MetadataMetadata
►Describing suitability, fitness-for-useDescribing suitability, fitness-for-use►Search domain for catalog servicesSearch domain for catalog services►Profiles are still a research topic!Profiles are still a research topic!►Further, ongoing development needed Further, ongoing development needed
……
6File FormatData
File Format
‚‚Active Catalog‘ ServicesActive Catalog‘ Services
►From centralized to distributed From centralized to distributed catalogingcataloging
►Catalog interoperability – Catalog interoperability – independence from entry point into independence from entry point into search spacesearch space
►Search engines with ‚centrifugal‘ Search engines with ‚centrifugal‘ sortingsorting
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geo - Integrationgeo - Integration
► Instead of separate geodata, we want Instead of separate geodata, we want to enable ‚geo-views‘ onto „all“ datato enable ‚geo-views‘ onto „all“ data
►no ‚geodata‘, but ‚geospatially enabled no ‚geodata‘, but ‚geospatially enabled data sets‘ or ‚…services‘data sets‘ or ‚…services‘
►Geo-IT as an integral part of IT!Geo-IT as an integral part of IT!
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Integrated LBSIntegrated LBS
►LBS components as part of many LBS components as part of many devices (clients) and services, devices (clients) and services, automatically generating position-automatically generating position-focused responsesfocused responses
►geoCommunication – generating ad-geoCommunication – generating ad-hoc communitieshoc communities
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‚‚real world‘ Geoinformationreal world‘ Geoinformation
►… … as opposed to stored as opposed to stored representations, data models.representations, data models.
►position encoding in facility position encoding in facility infrastructure elements like stations, infrastructure elements like stations, switches …switches …
► ‚‚Live GIS‘ – operating directly on Live GIS‘ – operating directly on critical infrastructure!critical infrastructure!
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