semantic tagging for old maps...and other things on the web

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

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Talk at Web as Literature Conference 2013 @ British Library

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Page 1: Semantic Tagging for old maps...and other things on the Web

Semantic Tagging for old maps...... and other things on the Web

Bernhard Haslhofer (University of Vienna)

Web as Literature Conference, London, June 10th 2013

Page 2: Semantic Tagging for old maps...and other things on the Web

Web as Literature Conference, London, 2013

Overview

• Annotations on Historical Maps

• Maphub

• Semantic Tagging in Maphub

• Semantic Tagging for other things

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Web as Literature Conference, London, 2013

Annotations on Historical Maps

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Page 4: Semantic Tagging for old maps...and other things on the Web

Web as Literature Conference, London, 2013

Annotations on Historical Maps

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Page 5: Semantic Tagging for old maps...and other things on the Web

Web as Literature Conference, London, 2013

Annotations on Historical Maps

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Web as Literature Conference, London, 2013

Annotations on Historical Maps

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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

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Web as Literature Conference, London, 2013

Maphub

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Web as Literature Conference, London, 2013 9

http://maphub.github.com

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Harvard, January 2013

Maphub Features

• Geo References + Map Overlays

• Comments + Semantic Tagging

• Multilingual Search

• (Open Annotation) API

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Harvard, January 2013

Geo References + Map Overlays

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Web as Literature Conference, London, 2013

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Web as Literature Conference, London, 2013

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Web as Literature Conference, London, 2013

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Harvard, January 2013

Comments + Semantic Tagging

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Harvard, January 2013

Multilingual Search

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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:hasSemanticTagoa:hasTarget

uuid:1235oa:annotator

http://maphubdev.mminf.univie.ac.at

oa:generator

"behas"

foaf:name

"[email protected]"

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:SpecificResource

rdf:type

oa:hasSourceuuid:8910

oa:hasSelector

oa:FragmentSelector

rdf:type

xywh=6550,6228,1,1

rdf:value

dcterms:StillImage

rdf:type

image/jp2

dc:format

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Harvard, January 2013

Open Annotation API

http://maphubdev.mminf.univie.ac.at/

annotations/1

oa:Annotation

rdf:type

oa:hasTarget

uuid:1235oa:annotator

http://maphubdev.mminf.univie.ac.at

oa:generator

"behas"

foaf:name

"[email protected]"

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:SpecificResource

rdf:type

oa:hasSource uuid:2752

oa:hasSelector

ct:ContentAsTextrdf:type

image/svg

dcterms:format

dcterms:StillImage

rdf:type

image/jp2

dc:format

oa:hasBody

uuid:2751

cnt:ContentAsText

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:ContentAsText

rdf:type

application/wkt

dcterms:format

POLYGON((5315 5639,5444….)

ct:chars

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Semantic Tagging in Maphub

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Label- vs. Semantic Tagging

utr

Label-based tagging K

u

rx

t

ryabout

Semantic tagging

tag: String tag: URI Reference

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Semantic Tagging in Maphub

There is a DBpedia/Wikipedia URI behind each visual tag

http://dbpedia.org/resource/Mediterranean_sea

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Web as Literature Conference, London, 2013

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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

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Semantic Tagging for other things

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Web as Literature Conference, London, 2013 25

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Web as Literature Conference, London, 2013

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Our plan

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• Implement Semantic Tagging Plugin for Annotorious

• Support additional knowledge contexts (e.g., vocabs expressed in SKOS)

• Release Q3/2013

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Web as Literature Conference, London, 2013

Thanks !@bhaslhofer

http://slideshare.net/bhaslhofer

http://bernhardhaslhofer.info

http://maphub.github.io

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