National Library of the Czech RepublicNational Library of the Czech Republic

Integration of digital materialsIntegration of digital materials intointo

EDLEDL

Integration of digital materialsIntegration of digital materials intointo

EDLEDL

Adolf KnollAdolf Knoll

National Library of the Czech RepublicNational Library of the Czech Republic

Helsinki CENL WorkshopHelsinki CENL Workshop26 September 200726 September 2007

National Library of the Czech RepublicNational Library of the Czech Republic

European and other librariesEuropean and other librariesEuropean and other librariesEuropean and other libraries

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50

100

150

200

250

300

Korean NL Korean NDL Chinese NL AmericanMemory

TEL GoogleDigitized

?

National Library of the Czech RepublicNational Library of the Czech Republic

What we have via TELWhat we have via TELWhat we have via TELWhat we have via TEL

In general mostly integrated search service across several In general mostly integrated search service across several digitized collections (and many NL catalogues)digitized collections (and many NL catalogues)

Based on communication protocols such as:Based on communication protocols such as:

– Z39.50Z39.50

– OAIOAI

– SRUSRU

Can we do more?Can we do more?

National Library of the Czech RepublicNational Library of the Czech Republic

More?More?More?More?

• Inclusion of non-NL institutions and non-library Inclusion of non-NL institutions and non-library objectsobjects

• Uniform DL interface for viewing the data files esp. Uniform DL interface for viewing the data files esp. imagesimages

• Integrated user personalization toolsIntegrated user personalization tools

• Integrated tools for contributorsIntegrated tools for contributors

• Linguistic solutionsLinguistic solutions

• Real ontologiesReal ontologies

National Library of the Czech RepublicNational Library of the Czech Republic

Non-library objectsNon-library objectsNon-library objectsNon-library objects

• Basic DC compatibility Basic DC compatibility possiblepossible

• Virtual representation Virtual representation not complicatednot complicated

• Few OAI-enabled Few OAI-enabled systemssystems

• Similar elements fed by Similar elements fed by different content different content description rulesdescription rules

National Library of the Czech RepublicNational Library of the Czech Republic

AA(L)(L)MMAA(L)(L)MM

• Archives: not everything is cultural heritage, Archives: not everything is cultural heritage, but public recordbut public record

• Museums, galleries,Museums, galleries, …: …:– Less digital dataLess digital data

– Unstructured dataUnstructured data

– More data without (Internet) access applications (no More data without (Internet) access applications (no communication protocols)communication protocols)

+ other players: institutions and individuals+ other players: institutions and individuals

National Library of the Czech RepublicNational Library of the Czech Republic

Different prioritiesDifferent prioritiesDifferent prioritiesDifferent priorities

• Archives: to store and preserveArchives: to store and preserve

• Libraries: to store and communicateLibraries: to store and communicate

• Museums and galleries: to exhibitMuseums and galleries: to exhibit

• Others (communities, societies, and Others (communities, societies, and individuals): to share what they doindividuals): to share what they do

National Library of the Czech RepublicNational Library of the Czech Republic

History of coal History of coal mining in Hronovmining in HronovHistory of coal History of coal

mining in Hronovmining in Hronov

• Libraries: 0Libraries: 0

• Web pages of local authorities:Web pages of local authorities: digital publications digital publications

(regional periodicals) in (regional periodicals) in full textfull text

• ……but these (printed) titles are in librariesbut these (printed) titles are in libraries

• Web publications of interested people, communities, Web publications of interested people, communities, and societiesand societies

• Czech Geological Survey (Czech Geological Survey (photographsphotographs))

Google

National Library of the Czech RepublicNational Library of the Czech Republic

Uniform interfaceUniform interfaceUniform interfaceUniform interface

• Can solve distributed Can solve distributed data storagedata storage

• Not always possible due Not always possible due to restrictionsto restrictions

• Not always desirableNot always desirable

Should be based preferably on Should be based preferably on OAI harvest of descriptions with OAI harvest of descriptions with

links…links…

BUT more complicated in BUT more complicated in reality…..reality…..

National Library of the Czech RepublicNational Library of the Czech Republic

National Library of the Czech RepublicNational Library of the Czech Republic

MNSdatabase

ImageBank 1

ImageBank m

ImageBank 2

ImageBank n

PartnerDL 1

PartnerDL 2

OAIharvests

Non-DLPartners

Various

strategies

Providing seamless access to distributed resources

National Library of the Czech RepublicNational Library of the Czech Republic

Personalization: usersPersonalization: usersPersonalization: usersPersonalization: users

Users should be enabled to create their own Users should be enabled to create their own environments within DL applications. This means:environments within DL applications. This means:

• Tools for elementar grouping of presented documentsTools for elementar grouping of presented documents

• Tools for free reuse of basic digital objects of which Tools for free reuse of basic digital objects of which the presented digital documents consistthe presented digital documents consist

• Easy on-line clearance of any copyright limitationsEasy on-line clearance of any copyright limitations

National Library of the Czech RepublicNational Library of the Czech Republic

Personalization: contributorsPersonalization: contributorsPersonalization: contributorsPersonalization: contributors

Contributors should be enabled active dialogue Contributors should be enabled active dialogue leading to self-service as to:leading to self-service as to:

• Authoring tools (where lack of own DL)Authoring tools (where lack of own DL)

• Validation toolsValidation tools

• Upload of documents into common service Upload of documents into common service (mostly metadata)(mostly metadata)

National Library of the Czech RepublicNational Library of the Czech Republic

LinguisticsLinguisticsLinguisticsLinguistics

The common DL should talk any language of any The common DL should talk any language of any partner in case he wishes itpartner in case he wishes it

It should assist the user with:It should assist the user with:

• Translation during search (internal linguistic Translation during search (internal linguistic multiplication of search terms)multiplication of search terms)

• Translation of search results (maybe possible Translation of search results (maybe possible

through global/generalthrough global/general tools?)tools?)

National Library of the Czech RepublicNational Library of the Czech Republic

Ontologies and advanced searchOntologies and advanced searchOntologies and advanced searchOntologies and advanced search

The common DL should solve:The common DL should solve:

• Relevance of terms ocurrence during searchRelevance of terms ocurrence during search

• Semantic bridging to give consistency of returned Semantic bridging to give consistency of returned search results made on different application of search results made on different application of description rules on similar objectsdescription rules on similar objects

• Ontological treatment of existing terms based on Ontological treatment of existing terms based on subject nesting, correlations, and variety of subject nesting, correlations, and variety of representationsrepresentations

National Library of the Czech RepublicNational Library of the Czech Republic

Our chancesOur chancesOur chancesOur chances

If Google or anybody else makes a DL incl. If Google or anybody else makes a DL incl. information about our holdings plus our information about our holdings plus our digitized holdings…digitized holdings…

–What can we offer in plus?What can we offer in plus?

–The problem is that we offer a separated/special The problem is that we offer a separated/special approach and are always delayed with more approach and are always delayed with more sophisticated search of informationsophisticated search of information

–We work in a rather limited areaWe work in a rather limited area

National Library of the Czech RepublicNational Library of the Czech Republic

Our futureOur futureOur futureOur future

• We have an opportunity to create an important (mostly parallel) We have an opportunity to create an important (mostly parallel) subset of the world information gatewaysubset of the world information gateway

• EDL needs also subsets for special objects (they can do more EDL needs also subsets for special objects (they can do more detailed work)detailed work)

• One example could be ENRICH Manuscriptorium for One example could be ENRICH Manuscriptorium for manuscripts (new eContentplus project)manuscripts (new eContentplus project)

• EDL: portal + partly DL where agreed with contributors (if and EDL: portal + partly DL where agreed with contributors (if and at which extent)at which extent)

• We cannot overperform Google and similar playersWe cannot overperform Google and similar players