Circles Blue Template

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????????s? d?a?e?t???????t?ta? µetaded?µ????
µeta?? t?? ?d??µat???? ap??et????? ?a? t??
?ata????? (OPACs) t?? e???????? a?ad?µa????
ß?ß????????
?a????? ?ep?????? ??????? Sfa????? ?µ?µa
???e????µ?a? ??ß?????????µ?a? / ?????
?a?ep?st?µ??peponakis, sfakakis _at_ ionio.gr
17? ?a?e?????? S???d??? ??ad?µa????
??ß???????? 24-26 Septeµß???? 2008, ???????a
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???sµ??

• OPACs (On line Public Access Catalogues)
• ? p??sßas? se µ?a ß?s? ded?µ???? ? ?p??a
  ap?te?e?ta? ap? t?? ß?ß?????af???? e???af?? p??
  pe?????f??? t? ????? t?? ß?ß????????. ?at? ?a???a
  ? p??sßas? d??eta? µ?s? web ap? ??af???
  pe??ß????? (WebPac)
• ?d??µat??? ?p??et???a
• a set of services that a university offers to the
  members of its community for the management and
  dissemination of digital materials created by the
  institution and its community members
  (Clifford Lynch)
• ??a?e?t???????t?ta
• ? d??at?t?ta d?? ? pe??ss?te??? s?st?µ?t?? (?
  s?stat???? st???e??? s?st?µ?t??) ?a a?ta???ss???
  p????f???e? ?a? ?a ???s?µ?p????? t?? p????f???e?
  p?? a?t???a?a?

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St???? t?? ??e??a?

• ? ?ata??af? t?? ?f?st?µe??? ?at?stas?? st?
  d?µ??????a ?ata????? ??a ta ap??et???a
• ? s?????t?s? t?? OPACs ?e??e?ta? se µe???? ßa?µ?
  ded?µ??? ?a? ???st?
• ? a????e?s? t?? ßa?µ?? t?? d?a?e?t???????t?ta?
  st?? e???????? a?ad?µa???? ß?ß??????e? se d??
  ep?peda
• ??a?e?t???????t?ta µeta?? OPAC ?a? ?ata?????
  ap??et????? sta p?a?s?a t?? ?d??? ?d??µat??
• ??a?e?t???????t?ta t?? ?ata????? (OPACs
  ap??et?????) t?? pa?ep?st?µ?a??? ß?ß???????? se
  e????? ep?ped?

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????d?? ??e??a? ?a? ep????? de??µat??

• ????d?? ??e??a?
• ???t?µat?????a
• ?pe??e?a? p??sßas? st??? ?ata??????
• ?p????? de??µat??
• 1? ???t???? d?ast????p???s? se ???a p??
  s?et????ta? µe t?? ??e? te???????e?
• ?pe????sa? 10 pa?ep?st?µ?a??? ß?ß??????e?
• 2? ???t???? ?pa??? ?d??µat???? ap??et?????
• ???? 6 ap? t?? pa?ap???

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OPAC ?a? ?at?????? ap??et????? st? ?d?? ?d??µa

• ??at??e?? µetaded?µ???? ?a? ?a???e?
  ?ata???????f?s??
• ?? d?? st?? ??? ß?ß??????e? (p?s?st? 33)
  ?ata??????af??? st?? ?d?a d??ta?? µetaded?µ????
  (MARC 21) t?s? ??a t?? ?at????? t?? ß?ß????????
  ?s? ?a? ??a t?? ?at????? t?? ap??et?????.
• ?? t?sse??? st?? ??? (p?s?st? 67) ???s?µ?p?????
  MARC (e?te MARC 21 e?te UNIMARC) ??a t?? ?at?????
  t?? ß?ß???????? ?a? DC ??a t?? ?at????? t??
  ap??et?????.
• ??a ap? a?t?? t?? ß?ß??????e? p??t??eta? ?a
  d?a??se? ta ded?µ??a se MODS.
• ?? p??te st?? ??? ???s?µ?p????? t??? AACR ??a
  t?? ?at????? t?? ap??et?????
• ????e? d?e?e???s?? t? p?? ?? AACR efa?µ????ta?
  st? DC

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OPAC ?a? ?at?????? ap??et????? st? ?d?? ?d??µa

• ??µ??????a s?µe??? p??sßas??
• ?a?????s? ???µ?t?? p??s?p??
• ?? e???????? a?ad?µa???? ß?ß??????e? t?????
  d?af??et???? p???t???? ?a?????s?? st?? ?at?????
  t?? ß?ß???????? ?a? se a?t?? t?? ap??et?????
• ?? ??a t??t? (p?s?st? 33) t?? ß?ß???????? t??
  de??µat?? d?µ?????e? ep??efa??de? ??a ta e???????
  ???µata µe d?af??et??? t??p? st??? d?? ?ata??????
  
• ?a d?? t??ta (p?s?st? 67) t?? ß?ß???????? t??
  de??µat?? d?µ???????? ep??efa??de? ??a ta
  ?e?????ssa ???µata µe d?af??et??? t??p? st??? d??
  ?ata??????!

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OPAC ?a? ?at?????? ap??et????? st? ?d?? ?d??µa

• ??µ??????a s?µe??? p??sßas??
• ?p?d?s? ?eµ?t??
• ??? st?? ??? ß?ß??????e? ???s?µ?p????? a???ß??
  t?? ?d?a p???t???
• ?? t?sse??? st?? ??? a????????? pe??ss?te?? ?
  ????te?? ap???????se? p?a?t????
• ??e? ?? ß?ß??????e? t?? de??µat?? ???s?µ?p?????
  e?e???µe?? ?e??????? st?? ?at????? t??
  ß?ß???????? e?? ?? t?e?? ap? t?? ??? (p?s?st?
  50) ???s?µ?p????? µ? e?e???µe?? ?e??????? st??
  ?at????? t?? ap??et?????
• ???? µ?a ap? a?t?? ???s?µ?p??e? ap???e?st??? µ?
  e?e???µe?? ?e??????? ??a t?? ?at????? t??
  ap??et?????

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OPAC ?a? ?at?????? ap??et????? st? ?d?? ?d??µa

• ??µ??????a s?µe??? p??sßas??
• ?a????µ?s? t?? ??????
• ?? ß?ß??????e? t?? de??µat?? ???s?µ?p????? LCC,
  DDC ?a? ??a t?p??? ta????µ??? s??µa.
• ?? 67 t?? ß?ß???????? pa???e? ta????µ?????
  a???µ??? t?s? ??a t?? ?at????? t?? ß?ß????????
  ?s? ?a? t?? ap??et????? µe ß?s? t? ?d??
  ta????µ??? s??µa
• ? µ?a ß?ß??????? p?? ???s?µ?p??e? LCC
  ???s?µ?p??e? ?a? ??a t?p???. ? ?d?a ß?ß???????
  ??a t? ap??et???? ???s?µ?p??e? µ??? t? t?p???.
• ??a ap? t?? ß?ß??????e? de ???s?µ?p??e? ?a?????
  ta????µ?s? st?? ?at????? t?? ap??et?????, e??
  st?? ?at????? t?? ß?ß???????? ???s?µ?p??e? t? DDC

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OPAC ?a? ?at?????? ap??et????? st? ?d?? ?d??µa

• ??a?e?t???????t?ta s?st?µ?t??
• ?aµ?a ap? t?? ß?ß??????e? t?? de??µat?? de?
  d?a??te? ????? ????sµ??? ??a t??? d?? ?ata??????
  (ap??et????? ?a? ß?ß????????)
• ?? 4 ß?ß??????e? (67) d????? t? d??at?t?ta
  ta?t??????? a?a??t?s?? ?a? st??? d?? ?ata??????
  (ß?ß???????? ?a? ap??et?????)
• ?µ??, µ??? ? µ?a ap? a?t?? ???e? e??p???s? t??
  µetaded?µ???? ap? t? p????aµµa t?? ta?t???????
  a?a??t?s??
• ? ß?ß??????? p?? t? ep?t?????e? d?a??te? se p???
  µe???? p?s?st? ?????? p???t???? st? d?µ??????a
  t?? µetaded?µ???? ??a t??? d?? ?ata??????

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??a?e?t???????t?ta µeta?? OPACs ?a? ?ata?????
ap??et????? pa?e??ad???

• ???t?????a ep????????a? ?a? s?st?µata
• ??e? ?? ß?ß??????e? t?? de??µat?? pa??????
  p??sßas? ?a? st??? d?? ?ata?????? (ap??et?????
  ?a? ß?ß????????) µ?s? a????t?? p??t?p??
• ??a ta ap??et???a d?a??t??? ta µetaded?µ??a t???
  µ?s? t?? p??t??????? s????µ?d?? (harvesting)
  OAI-PMH
• G?a t?? a?a??t?s?-a???t?s? ta ap??et???a
  d?a??t??? ta ded?µ??a µ?s? SRW/SRU (e?t?? ap? ??a
  ap??et????)
• ?a ded?µ??a ???? t?? OPACs t?? de??µat??
  d?at??e?ta? µ?s? t?? p??t??????? ?39.50
• ?µ??????e?a sta s?st?µata d?a?e???s?? t??
  ap??et?????
• 5 ß?ß??????e? (p?s?st? 83) ???s?µ?p????? DSpace
  ?a? ? µ?a CDS-WARE
• ? µ?a ß?ß??????? d??µ????e? µet?ßas? ap? t?
  DSpace st? FEDORA
• Sta s?st?µata ß?ß???????? pa?at??e?ta? µe?a??te??
  p??????a
• 3 Horizon, 2 Advance ?a? 1 Aleph

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??µ??????a s?µe??? p??sßas?? ???µata
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??µ??????a s?µe??? p??sßas?? ta????µ???? a???µ??
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??µ??????a s?µe??? p??sßas?? ??µata

• ?e? ?p???e? ?µ???µ??f?a st? ???ssa t?? ?eµ?t??.
  Se ??p??e? ß?ß??????e? ???s?µ?p??e?ta? ?a? ?
  e??????? ?a? ? a?????? st?? ?d?a e???af?, se
  ???e? µ??? ? a?????? ? µ??? ? e??????? e?? µ?a
  ß?ß??????? ???s?µ?p??e? µ??? a?????? st?? OPAC
  e?? st?? ?at????? t?? ap??et????? ? ???ssa
  e?a?t?ta? ap? t?? t?p? t?? ??????

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S?µpe??sµata I

• ?a ap??et???a t?? e???????? pa?ep?st?µ???
  eµfa?????? a??µ??????e?a t?s? µeta?? t??? ?s? ?a?
  se a?t?st????a µe t?? ?at????? t?? ß?ß????????
  t?? ???e??? ?d??µat??
• ?? ????? t?? ß?ß???????? de? ap?t?p??eta? p????
  st?? ??a ?a? µ??ad??? ?at????? a??? pe?????feta?
  ap? ??a s????? p???? (OPACs, ?at??????
  ap??et?????, ß?se?? ?????? pe???d???? ?.a.).
  G??eta? p?? ep?ta?t??? ? a????? ??a d?µ??????a
  s?st?µ?t?? e??a?a? p??sßas??
• G?a ?a e??a? ?µ?? ap?te?esµat??? ? p??sßas? st?
  s????? t?? ?????? apa?te?ta? ?a a???????
  s?µa?t??? ta ep?peda d?a?e?t???????t?ta? t??
  ep?µ????? s?st?µ?t?? ?a? t?? µetaded?µ???? p??
  a?t? ??µ?????, ?ata???? st? p?a?s?? t?? ?d??µat??
  ?a? st? s????e?a st? s????? t?? e????????
  a?ad?µa???? ß?ß????????
• S?µas???????? d?a?e?t???????t?ta se p??? ?aµ???
  ep?peda
• ??af??et??? ?eµat??? ?a? ta????µ??? s?st?µata,
  d?af??et???? ???sse? ?t?.
• ??afa??eta? µ?a saf?? t?s? ap???ste?s?? sta
  ded?µ??a t?? ap??et????? µe ?µese? s???pe?e? st?
  s?µas???????? d?a?e?t???????t?ta
• St?? ep??? t?? p??spa?e??? ??a t? s?µas????????
  ?st? (semantic web), t?? ??t??????? ?a? e? ???e?
  t?? e?f?ast???? d?µ??, ?? ß?ß??????e? -f??e?? µe
  p?a?µat??? pa??d?s? sta d?µ?µ??a ded?µ??a-
  ap???ste???? t?s? ta ded?µ??a p?? pa?????? ?s?
  ?a? t?? µe??d??? pa?a????? t???

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S?µpe??sµata II

• ??a?e?t???????t?ta d?µ?? fa???µe???? ?????
• S?et??? ???a p??t?pa µetaded?µ???? (MARC DC)
• ??, ?µ??, ??f???? ?p??? ta t?p??? ???sµ??a
  st???e?a (p.?. DC qualifiers) ?a? s??d?ast??? µe
  t?? ap??s?a ?????? p???t???? µe???eta? ??s?ast???
  ? ßa?µ?? t??
• ??e? ?? ß?ß??????e? t?? de??µat?? p?? ??????
  ?ata???????f?s? se DC ???s?µ?p????? qualifiers
  ?a? µ???sta t?p??? ???sµ?????
• ?? s????? t?? ß?ß???????? t?? de??µat?? d?a??te?
  ta ded?µ??a t?? ?ata????? t?? ap??et????? t?? µe
  t? OAI-PMH
• ?? s???e???µ??? p??t?????? pa??t? e??a?
  e??atest?µ??? se ??e? t?? ß?ß??????e? t??
  de??µat?? de? ???s?µ?p??e?ta? ap? ?aµ?a af?? ??te
  µ?a de? ???e? harvesting µetaded?µ????
• ??p?? ta ?aµ??? ep?peda ?µ??????e?a? ?a?
  es?te????? s???pe?a? (consistency) t??
  µetaded?µ???? ?d????? ?a? se ad??aµ?a a??pt????
  ?p??es??? p??st???µe??? a??a? ?p?? ??a pa??de??µa
  ? a??pt??? e??? ?eµat???? ap??et????? µe ???s?
  d?ad??as??? harvesting

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S?µpe??sµata III

• ? ?at?????? t?? ß?ß???????? ??e? a?t??atasta?e?
  ap? ??a s????? p???? µ?sa st? ?p???
  s?µpe???aµß??eta? ? t?p???? ?at??????, a?t?? t??
  ap??et????? ?.a.
• G?a ef??t? e??a?a a?a??t?s? apa?t???ta? shareable
  µetaded?µ??a (d??ad? µetaded?µ??a p?? µp????? ?a
  ?ata??????? ?a? ?a ???s?µ?p??????? ??? ap? t?
  ?µes? pe??ß????? pa?a????? t???) ?ste ?a e??a?
  d??at? ?a a?apt?????? a?aßa?µ?sµ??e?
  p??st???µe??? a??a? ?p??es?e?
• ?? OAI-PMH ?? p??t?????? s????µ?d?? (harvesting)
  -?a? ??? a?a??t?s??- st??e?e? a???ß?? se a?t? t??
  ?????a t?? shareability
• ???? ?? ep?µ????? ?at?????? (ap??et?????,
  ß?ß???????? ?t?.) ?a p??pe? ?a µp????? ?a ?d?????
  ?a? ?? s?stat??? e??? ?a? µ??ad???? e??a???
  ?ata?????
• ? ?at?????? a?t?? ?a p??pe? ?a µp??e? ?a
  a?t?µet?p?ste? ap? t?? te???? ???st? ?? µ?a
  ad?a??et? e??t?ta, ?p?? µ?a ?a? µ??ad???
  a?a??t?s? ?a t?? ep?st???e? t? s????? t??
  s?et???? p???? p?? d?a??te? ? ß?ß???????
  a?e???t?ta ap? t??? p??a???? t?p??? a?t?? t??
  ??????