Networked Digital Library of Theses and Dissertations

1
Networked Digital Libraryof Theses and
Dissertations

• ???as?a st? µ???µa t?? ??f?a??? ??ß????????

2
Networked Digital Library of Theses and
Dissertation

• ?????? ?d?a
• Ann Harbor,1987
• UMI, Virginia Tech, Michigan, SoftQuad,
  ArborText.
• 1994, SURA
• ??µ??????a e??ast????? µe s??p? t?? a??pt???
  s?ed??? ??a ??e?t??????? d?at??ß??.
• PDF SGML

3
Networked Digital Library of Theses and
Dissertation

• ??e???? e?d?af????
• ?a?ad??, ?????a, Ge?µa??a ?.a.
• S??t???sµ?? S?µµet????
• ??µ??????a NDLTD
• ????
• S?µe?a a???µ???ta? pa???sµ??? 174 (147
  pa?ep?st?µ?a, 2 consortia, 4 e?????? ß?ß??????e?)
• ?t?s?? ??e???? S?µp?s?? ??a ??e?t???????
  ??at??ß??
• ???e ?????? ???e ?e?µ??a

4
Electronic Theses Dissertation

• G?at? Etds
• ?a???sµ??? p??s?t? s??????
• ??e??e?t?µata
• ????? ap????e?t????
• ?????? p??sßas? ?a? a?a??t?s?
• ?e?t??s? t?? ??af??e?a? (visibility)
• ??????s? t?? G??s??- ???es? ?? tet??µµ????
  ?eµ?t??
• ??de???? ??st?? d?a?e???s? Etds µ?s?
  a?t?µat?p???µ???? d?ad??as???

5
Electronic Theses Dissertation

• ??ad??as?a ?p?ß????
• 1994 Blackburg Virginia
• ?p????? ?????? µ??f?? ?p?ß???? t?? ??e?t???????
  d?at??ß??
• ??e??????s? p??sßas??, f????µ?t??s??, a?a??t?s??,
  a???t?s?
• ??a??t?s? p?????? ?e?µ????, µe ???e??-??e?d?? ?
  p???a????sµ???? ped??? ?d??µa, s????af?a?,
  t?t???, ?µe??µ???a
• ???et??µas?a ETDs se e?µ??e?µ??? ?a? pe????af???
  µ??f? PDF SGML.

6
Electronic Theses Dissertation

• ??ad??as?a ?p?ß???? II
• ??pa?de?s? f??t?t?? ??a ???s? PDF, SGML, XML
• ??d??? se??da submission st? site t?? ndltd
• (µ?s? http ? a ? cd)
• ????af? se Word, LaTex ??p
• ?etat??p? se PDF
• ???tas? ??a t???? ???? µ??f?? ???t???a
  a???????s??
• ?p????e?s? st? ??e?t?????? ??f?
• ??a?es?µ?t?ta st??? ???ste? µ?s? on-line catalog

7
Electronic Theses Dissertation

• ????? ep?????? PDF SGML
• ?a PDF ????? t? d??at?t?ta ?a µetaf????ta? µ?s?
  ?p?????st???? ?e?t???????? s?st?µ?t?? ????? ?a
  ?????? t? µ??f? t???.
• ?? ????sµ??? d?at??eta? d??e?? µ?s? t?? www.
• SGML d?µ?t?? ep?t??p??? t?? ap????e?s?
  p???µes???? a?t??e?µ???? se ?e????? ap?de?t?
  p??t?pa a?apa??stas?? (jpeg, mpeg)
• ?????? a??e????t?s?, d?a?e???s? ap? t??? f??t?t??

8
St???? NDLTD

• Ge????? St????
• ???et??µas?a ?p?µe??? Ge???? ??e???t??
• ??????s? t?? ??a??µ?? t?? ??e??a?
• ?e?t??s? ?etapt???a??? ??pa?de?s??
• ??aµ???asµ?? ?eta?? t?? ?a?ep?st?µ???

9
St???? NDLTD

• ??d???? St????
• ?????e??s? t?? f??t?t?? ?a? t?? pa?ep?st?µ??? µe
  t?? ?????e? t?? ??e?t??????? d?µ?s?e?s?? ?a? t??
  ??f?a??? ß?ß????????
• ?a?a???? ??a? ???s?? µe ???s? t?? pa?ap???
• ?pa?a?t?t? ? a??pt??? ?p?d?µ?? ??f?a???
  ??ß???????? ap? ta ?a?ep?st?µ?a, ??a
• S??????, ?ata???????f?s?, a??e????t?s? ?a?
  d???es? t?? ??D.
• ?????te?? p???t?ta ??e?t??????? d?at??ß??

10
St???? NDLTD

• S?????s? p??t?ß?????? se µ?a µ??ad??? ?a? e??a?a
  s??????
• UNESCO p?????s? e?e??e??? ?a? se pa???sµ??
  ep?ped? a?ta??a??? ep?st?µ?????? p????f???a? ?a?
  e??????? t?? ??f?a??? ??ß???????? ?a? t??
  e?d?t???? te?????????.
• ??at?p?s? d?e????? st?at?????? ??a d?µ??????a ?a?
  d??d?s? t?? ETDs.
• 2000 ??d?s? on-line ?d????- ?p?de??? ?a??te???
  p?a?t???? ??a t?? a??pt??? e??? ETD p?????µµat??
• UMI ??at??e? t? µe?a??te?? s?????? d?at??ß?? se
  ??e?t?????? µ??f? ?a? µ????f??µ
• Australian Digital Theses d??d?s? t?? d?at??ß??
  t?? ??st?a??a?

11
Projects sta p?a?s?a t?? NDLTD

• ???t?pa ?etaded?µ????
• Union Archive
• Union Catalog

12
??????? ???????????O?

• ?????? ???t?p? ETD-MS (Electronic Theses and
  Dissertations Metadata Set)
• S?ed?asµ?? ???t?p?? 2000 2? ??d?s? 2001
• S??e?e?? t??p?p???se??
• ?????a t??p?p???s?µ? s????? ?e?????
  ?ate????t????? ??aµµ?? ??a t?? ??d???p???s? ?a?
  t? d?a??µ? a??µesa sta ?d??µata p??? ßas????
  µetaded?µ???? s?et??? µe t?? ETDs

13
???t?p? ?etaded?µ????

• ???t? p??s????s?
• ??µ??????a XML DTD ??d???p???s? ETD se XML
• ??e??e?t?µata
• ????s?a µetaded?µ??a
• ?????? e?a???? ??a µetap????e?s? se ??s?
  ?ed?µ????
• ?e???e?t?µata
• ?d??aµ?a s?µf???a? se ??a µ??ad??? DTD
• ??p??? a??pt??? ? ?????t?s? ????? p??t?p??
• ?p????µ?a ? ???e??? p??et??µas?a? ??a ???s? XML

14
ETD-MS

• ?e?te?? p??s????s? ETD-MS
• S??p??
• ?pa??? ?e????? ?ate????t????? ??aµµ?? p???e?µ????
  ta ?d??µata ?a e??a? ??a?? ?a a?apt????? ??a
  ????? µ???p?t? µeta?? t?? t?p??? ????et?µ????
  p??t?p?? ?a? e??? ?????? p??t?p?? p?? ?a
  ???s?µ?p??e?ta? ??a t? d?a??µ? t?? ETD
• ??e??????s? t?? a?ta??a??? p????f?????
• ?e?t??s? t?? ?pa????t?? µe??d?? a?a??t?s??
• ??µ??????a ???a??? ??se?? ?ed?µ????
• Sta?e??t?ta st?? a?a??t?se??

15
ETD-MS

• ?as??eta? st? p??t?p? µetaded?µ???? Dublin Core
• ???s? t?? element set
• 15 ?as??? st???e?a ??a t? pe??e??µe??, p?e?µat???
  ?d???t?s?a, d??ta???
• ???s? Qualifiers
• ?etaded?µ??a ??a ??e?t?????? ?a? pa?ad?s?a??
  µ??f?
• ?etaded?µ??a ??a d??f??e? ???sse?

16
ETD-MS

• ??d???p???se??
• Se MARC21
• VANILLA Encoding (Se XML)
• Se pdf

17
ETD-MS

• MARC21
• S??p??
• ???p???t?s? µe??? p?? ap????e???? ta a??e?a t???
  se MARC d?at??e??
• ?p????????a pa?ep?st?µ??? p?? ???s?µ?p?????
  µetaded?µ??a d?af??et???? d?at??e??
• ?p?t??esµa
• ?????? ep????????a pa?ep?st?µ???
• ?a???? p?????? p??a?a a?t?st????a? t?? st???e???
  t?? ETD-MS

18
Vanilla Encoding

• XML ??d???p???s?
• S??p??
• ?pe??e?a? a?t?st????s? ped??? t?? ETD-MS se ped?a
  ?a? ?p?ped?a t?? XML.
• G?a ta pa?ep?st?µ?a p?? ???s?µ?p????? t?? XML.
• ?a???? p??a?a a?t?st????a? st???e??? st? site t??
  NDLTD

19
Union Archive Project

• S??p??
• ??µ??????a e??? µ??ad???? ?a? ap?te?esµat????
  µ??a??sµ?? s?????t??s?? t?? ETD se µ?a s??????
  ?ste ?a pa?????ta? st??? ???ste? s?????????
  ?p??es?e?
• ?e?t?????a
• ?a????a? ?p??es??? ?a? ded?µ????
• ?????t?s? t?? ???t??????? Open Archive Initiative
  PMH (Protocol for Metadata Harvesting)

20
Union Archive Project

• ?????t?s? t?? OAI
• Client server ???t?????? ??a t? µetaf???
  ded?µ???? a??µesa se s?st?µata
• ?p?? ?a? ?e????
• ??????a d?µ??????a? e??a?e???
• ?p?t??esµa
• ??????s? ?a? d?at???s? ?e?t????? s???????
  µetaded?µ???? ap? t??? d??f????? ?st?t?p???
  s?µßat??? µe t? OAI
• ??ad?µ?s?e?s? t?? µetaded?µ???? ?? µ?a µ??ad???
  s?????? pa???? s????????? ?p??es???

21
Union Archive Project

• ?pa?t?se?? OAI
• ??d???p???s? µetaded?µ???? se UTF-8
• G?a t?? e??p???t?s? µ?-?at????e??? pa?ep?st?µ???
• ??????a a??pt???? e??a?e??? d?a?e???s?? t??
  s?et???? ded?µ????

22
Union Archive Project

• ??e??e?t?µata ?e?t????? s???????
• ???pt??? p???ap??? ?p??es??? se ??a ?e?t????
  ?st?t?p?, ????? ?a e??a? apa?a?t?t? ? s??????
  µetaded?µ???? se d??f??a ??????? d?ast?µata
• ???pt??? pe??aµat???? ?p??es??? p?? de? ep??e??e?
  a???t??? t?? pa?a??????t?ta t?? server
• ?as???? ?a???e?? ?p??es??? ??a t? NDLTD t? Union
  Catalog ?a? t? ODL

23
Union Catalog Project

• ?????ep?d?as? p????aµµ?t??
• Union Archive
• Union Catalog
• Open Digital Library
• G?a t?? p??sßas? ?a? a?a??t?s? t?? ETD se ??a
  ?e?t???? ap????e?t????

24
Union Catalog Project

• S??p??
• ?a???? f????µ?t??s?? ?a? a?a??t?s?? µ?s? µ?a?
  p???? (portal)
• ??ta?? t?? Virtua ILS
• ????????µ??? s?st?µa a?t?µat?p???s?? ß?ß????????
  se ?ata?eµ?µ??a pe??ß?????ta
• ??ep?f??e?a ???st? ??a t?? a?a??t?s? ?a? t??
  f????µ?t??s?
• ?p?st????? ???
• ?p?st????? d?af???? ???ss??
• ??af??et???? t??p?? e?sa????? µetaded?µ????

25
Union Catalog Project

• ??ep?f??e?a Chameleon
• Web d?ep?f??e?a
• ?????a pa?aµet??p???s?µ? ??a t?? e??p???t?s?
  d?af??et???? ?????t?t?? ???st??

26
Networked Digital Library of Theses and
Dissertations

• ?e????t???? ??e???e??
• ???pt??? pe?a?t??? e??a?e???, p??t?p?? ?a?
  ?p??es??? ??a t? d?e??????s? t?? pa?ep?st?µ???
  ?a? t?? ???st??
• ???s??t?s? pe??ss?te??? pa?ep?st?µ??? ap? ??? t??
  ??sµ?
• ?p?st????? d?af???? ???ss??

27
Networked Digital Library of Theses and
Dissertations

• ??d??? ??a t?? ????da
• S??e??as?a µe t? ???
• 2004- ?et?f?as? t?? ETD ?d???? t?? UNESCO sta
  e???????

28
(No Transcript)