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Teaser SRU

Teaser SRU. Markus Heene, DWD markus.heene@dwd.de. Agenda. Motivation List of Wishes ISO 23950 Where to find documentation / help. Every GUI looks a bit different and offers different search strategies. Motivation.

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Teaser SRU

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  1. Teaser SRU Markus Heene, DWD markus.heene@dwd.de

  2. Agenda • Motivation • List of Wishes • ISO 23950 • Where to find documentation / help

  3. Every GUI looks a bit different and offers different search strategies Motivation • Brazil - http://gisc.inmet.gov.br:8080/geonetwork/srv/en/main.home • CMA - http://wisportal.cma.gov.cn:7090/wis/ • JMA - http://210.238.177.85/wis/search.jsp • EUMETSAT - http://navigator.eumetsat.int • DWD - http://gisc.dwd.de • Researcher looks for data with title “GTS” and Abstract “Winds”

  4. List of Wishes • Interoperable Search • International Standard • Easy to use • Query Language • Easy to integrate in existing infrastructure • Implementable over the Internet using TCP/IP, HTTP/HTTPS • Search in unstructured information (“full-text”)

  5. ISO 23950 • ISO 23950 is an international standard and is supported by major vendors of information retrieval technology • Virtually all libraries worldwide have implemented ISO 23950 interoperable search • Operates over HTTP • Simple syntax with well-defined query language • SRU – Search and Retrieval by URL • Examples • WIS SRU training page http://www.wmo.int/pages/prog/www/WIS/wissruform.html • title all “GTS” and abstract all “Winds” • Full text Search for GTS: GTS

  6. Where to find documentation / help • WMO WIS SRU training page http://www.wmo.int/pages/prog/www/WIS/wissruform.html • WIS Implementer note http://www.wmo.int/pages/prog/www/WIS/wiswiki/tiki-view_blog_post.php?postId=21 • The Library of Congress – Standards http://www.loc.gov/standards/sru/ • SRU2JDBC http://sru2jdbc.svn.sourceforge.net/ • OCLC SRW/U http://www.oclc.org/research/activities/srw/default.htm

  7. Q&A

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