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LO(D) and Behold!
issues, tips and techniques
for extending to the
Giant Global Graph
gill hamilton
digital access manager...
agenda
• the Library and DOD
• The Big Issue : mapping local instances to
the global graph
• practical techniques
• discus...
The DOD
• descriptive, technical,
administrative & preservation metadata
• http://digital.nls.uk/
• > 15 million records
Cataloguing in the DOD
• Screen shot of DOD
cataloguing
like this
is so last ….
but to change
causes
What IS the URI
for “Spud”
anyway?

is the mapping of
historical strings to
their modern day
things or URIs … that
we woul...
the DOD and its vocs
Name Authority File (names)

go

Subject Authority File (keyword)

go

Thesaurus for Graphic Material...
subjects
D74548618

Keyword

D1790



D1790

Keyword-keyword

“Kilts”



D1790

exactMatch

sh85072341

?

http://digita...
names
D74548618 tWhoType-Depicted
D9886

tWho-who

D9886

exactMatch

http://digital.nls.uk/74548618

D9886

“Great Britai...
places


D74549224 tPlaceType-Placedepicted

D575

D575

tPlace-place

“Cambrai”

D575

exactMatch

_________


httphtt...
art & architecture
D74546504 Keyword

D1234



D1234

Keyword-keyword “War photography”



D1234

exactMatch



_______...
LoC Getty
Name Authority File

go

Subject Authority File

go

Thesaurus for Graphic Materials

go

Thesaurus of Geographi...
the extended graph

http://www.math.uh.edu/~tomforde/images/UniverseAndMan.jpg
once for all time!
LCSH:sh85072341
exactMatch hproductontology.org/doc/Kilt
exactMatch dbPedia:Kilt

DOD:D575
exactMatch
g...
matching local to global
statistical
literals
humans

influences
statistical

the law of
large numbers
literals
String matching …. Yeah baby!

What do we want?
UNIQUE MATCHES!
When do we want them?
NOW! NOW! NOW!
OH NO!!! han...
literals
String matching …. DAMN YOU!
WOO-HOO!
Not hits hits
Multiple
EXACT MATCH
means we’ve gotta URI
no URI
no need for...
an aside ….
the innumerate Scots

The first bridge
The Forth bridge
is the Forth
neither the Fourth
nor the 4th

The 2nd b...
an aside ….
the innumerate Scots
Fourth Forth
bridge

Third Forth
bridge
an aside ….
the innumerate Scots
There’s a third
The First Bridge on
Forth Bridge on
the Firth of Forth
the Firth
The FIFT...
http://www.inboundmarketingagents.com/Portals/160334/images/ID-10025253-resized-600.jpg

humans

individuals
groups
crowds
individuals

versus
Captured
Boche plane

groups

http://upload.wikimedia.org/wikipedia/en/f/fb/Basil_Fawlty.jpg
groups
keyword
Earth (soil)

close

Earthworks (engineering works)

sh85040505

exact

exact

AAT

74465029

1048

close

...
crowds
Which person is Old Fox?

`<name> Capt. Campbell </name>

<name> Maj

Duncanson </name>
Is Glencoe here?

<name> ol...
crowds & geonames
We think this is
Cambrai …

Do you think
this Cambrai is
here?
it

Or do you think
it’s here?
crowds & dbPedia
Is the horse in
this picture …

it

none of
these
crowds & LCSH
Would you
describe this
horse in any of
these ways?

it

Show jumpers (horses)
Horses in motion pictures
Toy...
Things to think about ….
• using a voc without URIs?
– should we change?

• are there good ways to string match?
– are the...
LO(D) and behold: issues, tips and techniques for extending to the giant global graph
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LO(D) and behold: issues, tips and techniques for extending to the giant global graph

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Presentation given to the Cataloguing and Indexing Group Scotland seminar on Linked Open Data practises in archives and libraries, 18 November 2013. I explained the issues associated with discovering vocabulary URIs from literals and tips and techniques that could be employed to help discovery of URIs

Published in: Education, Technology
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LO(D) and behold: issues, tips and techniques for extending to the giant global graph

  1. 1. LO(D) and Behold! issues, tips and techniques for extending to the Giant Global Graph gill hamilton digital access manager g.hamilton@nls.uk
  2. 2. agenda • the Library and DOD • The Big Issue : mapping local instances to the global graph • practical techniques • discussion
  3. 3. The DOD • descriptive, technical, administrative & preservation metadata • http://digital.nls.uk/ • > 15 million records
  4. 4. Cataloguing in the DOD • Screen shot of DOD
  5. 5. cataloguing like this is so last ….
  6. 6. but to change causes
  7. 7. What IS the URI for “Spud” anyway? is the mapping of historical strings to their modern day things or URIs … that we would have used if we were starting now.
  8. 8. the DOD and its vocs Name Authority File (names) go Subject Authority File (keyword) go Thesaurus for Graphic Materials (keyword) go Thesaurus of Geographic Names (place) go Art & Architecture Thesaurus (keyword) go
  9. 9. subjects D74548618 Keyword D1790  D1790 Keyword-keyword “Kilts”  D1790 exactMatch sh85072341 ? http://digital.nls.uk/74548618
  10. 10. names D74548618 tWhoType-Depicted D9886 tWho-who D9886 exactMatch http://digital.nls.uk/74548618 D9886 “Great Britain. Army. Women’s Army Auxiliary Corps” no2006000034   ?
  11. 11. places  D74549224 tPlaceType-Placedepicted D575 D575 tPlace-place “Cambrai” D575 exactMatch _________  httphttp://digital.nls.uk/74549224
  12. 12. art & architecture D74546504 Keyword D1234  D1234 Keyword-keyword “War photography”  D1234 exactMatch  _________ http://digital.nls.uk/74546504
  13. 13. LoC Getty Name Authority File go Subject Authority File go Thesaurus for Graphic Materials go Thesaurus of Geographic Names go The Art and Architecture Thesaurus go   Well …. real soon now
  14. 14. the extended graph http://www.math.uh.edu/~tomforde/images/UniverseAndMan.jpg
  15. 15. once for all time! LCSH:sh85072341 exactMatch hproductontology.org/doc/Kilt exactMatch dbPedia:Kilt DOD:D575 exactMatch geoNames:3029030
  16. 16. matching local to global statistical literals humans influences
  17. 17. statistical the law of large numbers
  18. 18. literals String matching …. Yeah baby! What do we want? UNIQUE MATCHES! When do we want them? NOW! NOW! NOW! OH NO!!! hang on a minute ….
  19. 19. literals String matching …. DAMN YOU! WOO-HOO! Not hits hits Multiple EXACT MATCH means we’ve gotta URI no URI no need for humans needs humans but can you really REALLY trust it? Innumerate?
  20. 20. an aside …. the innumerate Scots The first bridge The Forth bridge is the Forth neither the Fourth nor the 4th The 2nd bridge is the Forth Road bridge
  21. 21. an aside …. the innumerate Scots Fourth Forth bridge Third Forth bridge
  22. 22. an aside …. the innumerate Scots There’s a third The First Bridge on Forth Bridge on the Firth of Forth the Firth The FIFTH Forth bridge is the Forth bridge Did I tell you about And Finally, The 2nd Bridge there’s the on the Firth of Fifth Forth Forth is the Forth bridge on the Road bridge yet? Firth of Forth Firths And on the Firth of Forth there’s a Fourth bridge but it’s not the Forth bridge
  23. 23. http://www.inboundmarketingagents.com/Portals/160334/images/ID-10025253-resized-600.jpg humans individuals groups crowds
  24. 24. individuals versus
  25. 25. Captured Boche plane groups http://upload.wikimedia.org/wikipedia/en/f/fb/Basil_Fawlty.jpg
  26. 26. groups keyword Earth (soil) close Earthworks (engineering works) sh85040505 exact exact AAT 74465029 1048 close AAT 74549258 3723 AAT 74546044 4844 TGMI sh85124396 Earls Match http://en.wikipedia.org/wiki/Soil Match Wikipedia http://en.wikipedia.org/wiki/Earls LCSH keywordAuthor ity 74548320 1055 74546674 4352 http://en.wikipedia.org/wiki/Earthworks_(engineering) exact Eating & drinking Editors Keyword http://id.loc.gov/auth orities/subjects/sh850 40976.html close LCSH AAT Match Wikipedia http://en.wikipedia.org/wiki/Editing Edwardian Match broad DODid keywordID Originating voc http://en.wikipedia.org/wiki/Edwardian close AAT 74549696 1071 Egg sh85041248 close http://en.wikipedia.org/wiki/Egg_(biology) close AAT 74549016 4351 Elderly Electricity Embankments tgm007221 sh85042065 close close http://en.wikipedia.org/wiki/Elderly http://en.wikipedia.org/wiki/Electricity close close AAT AAT AAT Eating & drinking Editors Emblems Edwardian Emergency medical services Egg Enemies Engineers Elderly Engines (power producing equipment) Electricity Entertainers Entertaining Embankments Entertainment sh85040976 sh85042664 sh85042693 close http://en.wikipedia.org/wiki/Embankments http://en.wikipedia.org/wiki/Editing exact AAT http://en.wikipedia.org/wiki/Emblems close http://en.wikipedia.org/wiki/Edwardian http://en.wikipedia.org/wiki/Emergency_medical_service TGMI exact s close close http://en.wikipedia.org/wiki/Enemies http://en.wikipedia.org/wiki/Egg_(biology) AAT close broad AAT close http://en.wikipedia.org/wiki/Engineers close close http://en.wikipedia.org/wiki/Elderly AAT close close close http://en.wikipedia.org/wiki/Engines http://en.wikipedia.org/wiki/Electricity TGMI exact http://en.wikipedia.org/wiki/Entertainers broad AAT close exact http://en.wikipedia.org/wiki/Entertaining broad http://en.wikipedia.org/wiki/Embankments exact exact sh85042747 sh85041248 sh95005954 sh85043249 tgm007221 sh85043258 sh85042065 sh85044098 sh85044107 sh85042664 sh96009616 broad http://en.wikipedia.org/wiki/Entertainers exact TGMI broad close close close close exact TGMI 74549556 74547020 AAT 74548178 AAT 74546714 74545806 AAT 74549382 AAT 74549498 74549310 AAT 74548888 AAT 74546398 1079 3744 1087 1088 4807 1104 1106 4895 1115 1116 74548150 5191 Entrances ? http://en.wikipedia.org/wiki/Entrance exact AAT 74549258 1117 Epaulets - http://en.wikipedia.org/wiki/Epaulette exact AAT 74546740 1118 Equestrians sh85062154 http://en.wikipedia.org/wiki/Equestrianism broad AAT 74549594 1123 AAT 74545814 1124 TGMI 74549442 3782 74548678 1139 Equipment Equipment & supplies sh85085299 sh85085299 close ? broad http://en.wikipedia.org/wiki/Military_equipment close close http://en.wikipedia.org/wiki/Military_equipment broad Ethnic groups sh85045172 exact http://en.wikipedia.org/wiki/Ethnic_group exact AAT Events sh96009616 close http://en.wikipedia.org/wiki/Competition close AAT 74547864 1148 sh85046104 broad http://en.wikipedia.org/wiki/Excavation_(archaeology) related AAT 74549618 4850 74548718 5038 Excavation (process) Exhibiting sh85046354 close http://en.wikipedia.org/wiki/Exhibition broad AAT Exhibitions (events) sh85046354 close http://en.wikipedia.org/wiki/Exhibition exact AAT 74546188 1163 Explosions sh85046465 exact http://en.wikipedia.org/wiki/Explosion close AAT 74549252 3750
  27. 27. crowds Which person is Old Fox? `<name> Capt. Campbell </name> <name> Maj Duncanson </name> Is Glencoe here? <name> old Fox </name> <place> Glencoe </place> http://en.wikipedia.org/wiki/Massacre_of_Glencoe <name> McDonalds </name> Order to Capt. Campbell by Maj. Duncanson You are hereby ordered to fall upon the rebells, the McDonalds of Glencoe, and put all to the sword under seventy. you are to have a speciall care that the old Fox and his sones doe upon no account escape your hands
  28. 28. crowds & geonames We think this is Cambrai … Do you think this Cambrai is here? it Or do you think it’s here?
  29. 29. crowds & dbPedia Is the horse in this picture … it none of these
  30. 30. crowds & LCSH Would you describe this horse in any of these ways? it Show jumpers (horses) Horses in motion pictures Toy Horses Horses War horses Travel with horses none of these
  31. 31. Things to think about …. • using a voc without URIs? – should we change? • are there good ways to string match? – are they trustworthy? • are crowds helpful? • what vocs are mapped to what other vocs? – can/should we help map vocs beyond our domain?

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