Controlled Vocabularies and Text Mining - Use Cases at the Goettingen State and University LibraryRalf Stockmann (UGOE)

DATA

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Textmining

Enhanced Context-Search

Multilingual Access

DBPedia, ...

Visualisation

Metadata

OCR/Fulltext

Named Entity Recognition

Catalog Data

Crowd- sourcing

Annotation Tools

Relationship Graphs

Linked Open Data

Ontologies

Scholars

Libraries

Reposi-tories

DATA

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Textmining

Enhanced Context-Search

Multilingual Access

DBPedia, ...

Visualisation

Metadata

OCR/Fulltext

Named Entity Recognition

Catalog Data

Crowd- sourcing

Annotation Tools

Relationship Graphs

Linked Open Data

Ontologies

Scholars

Libraries

Reposi-tories

Use case #1:

eAqua

Projekt: eAqua

• Partners:– Institut of Computer Science - Computerlinguistic,

Leipzig (Büchler, Eckart, Heyer, Baumgardt)– SUB Göttingen (Stockmann, Kothe, Mahnke)

• Comparing semantic graphs between– Headings of journal articles and– Fulltext of the same articles

Search Term „socialism“ on title elements

„Mephisto“ on fulltext

DATA

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Textmining

Enhanced Context-Search

Multilingual Access

DBPedia, ...

Visualisation

Metadata

OCR/Fulltext

Named Entity Recognition

Catalog Data

Crowd- sourcing

Annotation Tools

Relationship Graphs

Linked Open Data

Ontologies

Scholars

Libraries

Reposi-tories

Use case #2:

Europeana 4D visualisation

- Prof. Dr. Gerik Scheuermann- Stefan Jänicke- Christian Mahnke- Ralf Stockmann

Concept

MAP

Concept

MAP TIMELINE

Concept

MAP TIMELINE

• Multiple data layers• Interaction• Animation• Aggregation of data• Connections• Drilldown• Historical/custom

maps• Result table• Splitting Datasets• ...

Refinement

Technological Framework

• OpenLayers• Simile Timeline/Timeplot• GeoNames (Geoparser...)• Explorer Canvas (Google)• GeoServer (OpenStreetmap, Google Maps)• Google Web Toolkit (GWT)• KML (XML)

KML

Data Model

WHAT?

WHERE? WHEN?

NAME

description

url

COORDINATES

address

TIMESTAMP

range

MANDATORY

optional

Exchange Format: KML (XML)

Questonnaire

Who was the first football playerborn on the continent and playing for an English team?

Questonnaire

In how many years more museumsare established

in the western states of the USA than

in the eastern states?

Questonnaire

In how many years more museums

are founded in the western states

of the USA than in the eastern states?

Questonnaire

In how many years more museums

are founded in the western states

of the USA than in the eastern states?

Questonnaire

Iraq police claims „only 265 civilian casualties since March 2007 in

Bagdhad“. Are they right?

Datasets

• Library catalog• Flickr• IMDB• DBpedia• WikiLeaks

Flickr: „tsunami“

Use your own data in 5 easy steps!

1. Take a look at the .kml specificationhttp://tinyurl.com/e4d-kml

2. Build your own KML dataset3. Upload it to a webserver4. Put the URL into the prototype at http://tinyurl.com/e4d-

demo5. Share your set via the magnetic link!

Ressources

• e4D info website:

• Europeana thoughtLab: http://www.europeana.eu/portal/thoughtlab.html