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Index Geophysics

Metadata Catalogues in Spatial Information Systems

Item

Title (Dublin Core)

eng Metadata Catalogues in Spatial Information Systems
hrv Katalog metapodataka u prostornim informacijskim sustavima

Description (Dublin Core)

eng This paper gives the short review of the Open Geospatial Consortium (OGC) metadata catalogue services that have the key role in geospatial resource discovery in Spatial Data Infrastructures (SDI). The notion of Spatial Data Infrastructure comprises a collection of technologies, policies and institutional agreements that provide an easier access to geospatial data. The SDI is suitable for usage in geospatial data discovery, evaluation, and also various applications within government, commercial and non-profit sectors, academic institutions, etc. Metadata catalogue services have been specified in OGC Catalogue Service Implementation Specification. The part of the specification that specifies a web interface that supports the storage, retrieval, and management of data related to web services, is called Catalogue Service for the Web (CSW). Metadata catalogues are service brokers that represent a key component in a service-oriented architecture that manages shared resources and facilitates the discovery of resources within an open, distributed system. OGC services have gained significant popularity in recent years and the number of organizations using them has increased. However, the full potential of metadata catalogues has not yet been reached, not only because of the lack of appropriate documentation of data in the form of standardized metadata, but because the lack of semantics of the data. The analysis of the usage of metadata catalogue services in geodetic information systems has been given and the proposal for a possible solution for improvement has been made.
hrv U radu je prikazan kratki pregled usluga kataloga metapodataka Otvorenoga geoprostornog konzorcija (OGC) koji ima ključnu ulogu u otkrivanju geoprostornih izvora informacija u Prostornoj infrastrukturi podataka (SDI). Pojam Prostorne infrastrukture podataka obuhvaća skup tehnologija, strategija i institucionalnih sporazuma koji osiguravaju lakši pristup geoprostornim podacima. SDI je pogodan za upotrebu pri otkrivanju geoprostornih podataka, evaluaciji, kao i različitim primjenama unutar vladinog, komercijalnog i neprofitabilnog sektora, akademskih institucija, itd. Usluge kataloga metapodataka specificirane su u OGC Specifikaciji ostvarivanja usluga kataloga. Dio specifikacije koji se odnosi na web-sučelje koje podržava pohranu, učitavanje i upravljanje podacima koji se odnose na web-servise naziva se Kataloški servis za web (CSW). Katalozi metapodataka su agenti za usluge koji predstavljaju ključnu komponentu u arhitekturi namijenjenoj uslugama, a koja upravlja zajedničkim izvorima i olakšava otkrivanje izvora unutar otvorenoga distribuiranog sustava. OGC usluge stekle su značajnu popularnost u proteklim godinama, a broj organizacija koje ih koriste se povećao. Međutim, puni potencijal kataloga metapodataka još nije dostignut, ne samo zbog nedostatka odgovarajuće dokumentacije podataka u obliku standardiziranih metapodataka, već i zbog nedostatka semantike podataka. Napravljena je analiza korištenja usluga kataloga metapodataka u geodetskim informacijskim sustavima te je dan prijedlog za moguća rješenja u svrhu poboljšanja.

Creator (Dublin Core)

Govedarica, Miro
Bošković, Dubravka
Petrovački, Dušan
Ninkov, Toša
Ristić, Aleksandar

Subject (Dublin Core)

eng OGC Catalogue; CSW; spatial information systems; metadata; semantics
hrv OGC katalog; CSW; prostorni informacijski sustavi; metapodaci; semantika

Publisher (Dublin Core)

Croatian geodetic society

Date (Dublin Core)

2010

Type (Dublin Core)

text
info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion

Format (Dublin Core)

application/pdf

Identifier (Dublin Core)

https://hrcak.srce.hr/64687
eng https://hrcak.srce.hr/file/96959

Source (Dublin Core)

Geodetski list
ISSN 0016-710X (Print)
ISSN 1849-0611 (Online)
Volume 64 (87)
Issue 4

Language (Dublin Core)

eng

Rights (Dublin Core)

info:eu-repo/semantics/openAccess
Full-text papers can be used for personal or educational purposes only. Authors' and publisher's copyrights must be acknowledged.