Talk at Web as Literature Conference 2013 @ British Library

1. Semantic Tagging for old maps...
... and other things on the Web
Bernhard Haslhofer (University ofVienna)
Web as Literature Conference, London, June 10th 2013

2. Web as Literature Conference, London, 2013
Overview
• Annotations on Historical Maps
• Maphub
• Semantic Tagging in Maphub
• Semantic Tagging for other things
2

3. Web as Literature Conference, London, 2013
Annotations on Historical Maps
3

4. Web as Literature Conference, London, 2013
Annotations on Historical Maps
4

5. Web as Literature Conference, London, 2013
Annotations on Historical Maps
5

6. Web as Literature Conference, London, 2013
Annotations on Historical Maps
6

7. Web as Literature Conference, London, 2013
Possible Benefits
• Engage people; let them tell their stories
• Collect knowledge; enhance metadata
records
• Connect digitized maps with other Web
resources
7

8. Web as Literature Conference, London, 2013
Maphub
8

9. Web as Literature Conference, London, 2013 9
http://maphub.github.com

10. Harvard, January 2013
Maphub Features
• Geo References + Map Overlays
• Comments + Semantic Tagging
• Multilingual Search
• (Open Annotation) API
10

11. Harvard, January 2013
Geo References + Map Overlays
11

12. Web as Literature Conference, London, 2013

13. Web as Literature Conference, London, 2013

14. Web as Literature Conference, London, 2013

15. Harvard, January 2013
Comments + Semantic Tagging
15

16. Harvard, January 2013
Multilingual Search
16

17. Harvard, January 2013
Open Annotation API
http://
sws.geonames.org/
2643743/
http://
maphubdev.mminf.univie.ac.at/
control_points/1
oax:
Tagging
rdf:type
oax:hasSemanticTag
oa:hasTarget
uuid:1235
oa:annotator
http://maphubdev.
mminf.univie.ac.at
oa:generator
"behas"
foaf:name
"bernhard.haslhofer@
cornell.edu"
foaf:mbox
oa:
Annotation
rdf:type
"2012-07-18T02:
01:07Z"
oa:generated
"2012-07-18T02:
01:07Z"
oa:annotated
maphub:
GeoReference
rdf:type
uuid:4567
http://
samos.mminf.univie.ac.
at/maps/raw/
g3200.ct000725C.jp2
oa:Specific
Resource
rdf:type
oa:hasSource
uuid:8910
oa:hasSelector
oa:Fragment
Selector
rdf:type
xywh=6550,6228,1,1
rdf:value
dcterms:StillImage
rdf:type
image/jp2
dc:format
17

18. Harvard, January 2013
Open Annotation API
http://
maphubdev.mminf.univie.ac.at/
annotations/1
oa:
Annotation
rdf:type
oa:hasTarget
uuid:1235
oa:annotator
http://maphubdev.
mminf.univie.ac.at
oa:generator
"behas"
foaf:name
"bernhard.haslhofer@
cornell.edu"
foaf:mbox
"2012-07-18T02:
01:07Z"
oa:generated
"2012-07-18T02:
01:07Z"
oa:annotated
uuid:4567
http://
samos.mminf.univie.ac.
at/maps/raw/
g3200.ct000725C.jp2
oa:Specific
Resource
rdf:type
oa:hasSource uuid:2752
oa:hasSelector
ct:ContentAs
Textrdf:type
image/svg
dcterms:
format
dcterms:StillImage
rdf:type
image/jp2
dc:format
oa:hasBody
uuid:2751
cnt:Content
AsText
rdf:type
"text/plain"
dc:format
In antiquity, the Strait of Gibraltar (which
connects the Atlantic Ocean with the
Mediterranean Sea) was also known by the
name "The Pillars of Hercules". This is the
reason for this inscription!
cnt:chars
dbpedia:
Strait_of_Gibraltar
oax:hasSemanticTag
dbpedia:
Pillars_of_Hercules
oax:hasSemanticTag
<svg…..>ct:chars
uuid:2753
oa:hasSelector
ct:ContentAs
Text
rdf:type
application/wkt
dcterms:
format
POLYGON((5315
5639,5444….)
ct:chars
18

19. Web as Literature Conference, London, 2013
Semantic Tagging in Maphub
19

20. Web as Literature Conference, London, 2013
Label- vs. Semantic Tagging
utr
Label-based tagging K
u
rx
t
ry
about
Semantic tagging
tag: String tag: URI Reference
20

21. Web as Literature Conference, London, 2013
Semantic Tagging in Maphub
There is a DBpedia/Wikipedia URI
behind each visual tag
http://dbpedia.org/resource/
Mediterranean_sea
21

22. Web as Literature Conference, London, 2013

23. Web as Literature Conference, London, 2013
Results
• Semantic tagging (as implemented in
Maphub) provides unambiguous relationships
to well-defined and linked Web resources
and does NOT affect
• tag production
• types and categories of tags
• user task load
23

24. Web as Literature Conference, London, 2013
Semantic Tagging for other things
24

25. Web as Literature Conference, London, 2013 25

26. Web as Literature Conference, London, 2013

27. Web as Literature Conference, London, 2013
Our plan
27
• Implement Semantic Tagging Plugin for
Annotorious
• Support additional knowledge contexts
(e.g., vocabs expressed in SKOS)
• Release Q3/2013

28. Web as Literature Conference, London, 2013
Thanks !
@bhaslhofer
http://slideshare.net/bhaslhofer
http://bernhardhaslhofer.info
http://maphub.github.io
28