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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
1
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!
3
Service LevelService Level
►Different levels ofDifferent levels of Quality / Completeness / ScaleQuality / Completeness / Scale CurrentnessCurrentness AvailabilityAvailability Performance / ThroughputPerformance / Throughput
►Emergency Services AccessEmergency Services Access
4
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
e E
ntw
icklun
g =
dire
kter W
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!
8
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!
10