Rewrapping your data – Providing a tech savvy interface to your data

Rewrapping your data – Providing a tech savvy interface to your catalogue Helsinki June 11 2010 Markus Sköld Senior Developer, Dept. of Audiovisual Media National Library of Sweden markus.skold@kb.se

Audiovisual Media • National Archive for Audiovisual Material • 1.5 TB ingested daily • ~3 million hours digitally available • ~5 million hours available via on-demand digitization

Starting point • Functional, but not intuitive • No searchengine indexing • Difficult to find • Proprietary code • Mountains of update requests

What did we want? • Clean and simple • Like Google…. • Open Source • Tiered architecture • Ability to link directly to records

Rebuilding Web application Proprietary code

Rebuilding Web application

Rebuilding Web application SMDB-BUS

Rebuilding EW N Web application XML SMDB-BUS Socket

Why XML? • Reformat data • Complex structure • Easy to handle • Keep all nuances photo: http://www.flickr.com/photos/intvgene/370973576/

Query Translator BRS Query: ”Inglourious Basterds”.TIT.

Query Translator ”Google-Like”: title:”Inglourious Basterds” BRS Query: ”Inglourious Basterds”.TIT.

Query Translator CQL: dc.title = ”Inglourious Basterds” ”Google-Like”: title:”Inglourious Basterds” BRS Query: ”Inglourious Basterds”.TIT.

One response XML

One response XML +XSLT

One response XML +XSLT =whatever

Sorting Filter results Statistics on your search Tips Discovery. Scrollable results

Cool URIs don’t change –Tim Berners-Lee http://smdb.kb.se/resource/id/<number> One unique URI for every record

> 55% traffic from Google > 20% from referral (e.g.Wikipedia)

Open APIs •SOAP •REST ‣ XML ‣ JSON/JSONP •SRU http://www.ﬂickr.com/photos/loﬁnk/4344960203/

Linked Open Data

Harvesting links through open APIs

Content Negotiation http://smdb.kb.se/resource/id/002573900 =>HTTP 303

http://smdb.kb.se/catalog/id/002573900

http://smdb.kb.se/catalog/id/002573900.rdf

Simplicity is the ultimate sophistication — Leonardo da Vinci

Rewrapping your data – Providing a tech savvy interface to your data

by Markus Sköld on Jun 10, 2010

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