3. 3
Semantic Web Linked Open Data
??? ?? ?? ?? ??? ???, ? ??? ??? ??? ???
??? ??? ???? ??? ?? ???? ? ? ??? ?? ???
(Berners-Lee, T. 2001).
4. 4
Linked Open Data Semantic Web
? ??, ?? ???? ?? ???? ???? ??????(???? ???)?
??? ??? ? ??? ?, ?? ??? ?? ??? ? ?? ?????
??? ???? ??? ?? ???? ??? ??(???)? ???? ??
?? ?? ???.
7. 7
Linked Open Data Semantic Web
? ??, ?? ???? ?? ???? ???? ??????(???? ???)?
??? ??? ? ??? ?, ?? ??? ?? ??? ? ?? ????
???? ???? ??? ?? ???? ??? ??(???)
? ???? ???? ?? ???.
8. 8
Linked Open Data Semantic Web
? ??? ?? ??? ?? ??? ??? ???(Web of Data).
? ??? ?? ???? ???? ???? ? ??? ?(data layer), ????
???? ? ??? ?? ??.
15. 15
Linked Open Data Semantic Web
? ??? ?? ??? ?? ??? ??? ???(Web of Data).
? ??? ?? ???? ???? ???? ? ??? ?(data layer), ????
????? ??? ?? ??.
16. 16
Linked Open Data
field value
?? ????????
?? 37. 37.546975
?? 126.953738
?????
??
?????? ??, ????¡
???? 1987.07.01.
¡ ¡
¡ ¡
??? ?? ?? ??(???) ?????(???) ?????(DBMS,??????)
20. 20
?? ??? ??? ?????
?? ?? ??? ????
????, ??? ???? ??
?? ?? ? ? ?? ?? ??
25. 25
Web of Data
?? Data
????: ?????
??: ????
???: ???, ???, ???,
???, ???
???: ??
??: ??
???? Data
??: ?????
??: 100,210km?
??: 50,912,264?
??: ?
?????? ???? ?? ??
? ???? ???? ??
???
????: ????? ¡®??¡¯?? ???
??? ?? ? ?? ?? ???? ??
?? ????? ???? ?? ??? ?
??? ??? ???? ?? ???
????(??_City)
??: ??? Class
??: ??? ??? ???????
?? ??? ??, ??? ?? ??
??.
???? ????:
http://schema.org/City
City? ??? ? ?? ??: ??(?
?)
City? ??? ? ?? ??: ??,
??, ???
?? ???? ????
?? ????, ??,
???, ???, ?? ?
??? ?? ??
??? ??? ? ????
??? ????
??? ?? ?? ???? ??? ??
????
27. 27
Linked Open Data Semantic Web
? ??, ?? ???? ?? ???? ???? ??????(???? ???)?
??? ??? ? ??? ?, ?? ??? ?? ??? ? ?? ????
???? ???? ??? ?? ???? ??? ??(???)
? ???? ???? ?? ???.
33. OL: On-Line [??? ??? ?? ??? ??]
RE: machine Readable [??? ?? ? ?? ??]
OF: Open Format [??? ??? ??]
URI: URI? ??? ???
LD: Linked Data
FiveStarOpenData
33
36. FiveStarOpenData
36
¡ï¡ï¡ï¡ï ??(OL, RE, OF: Open Format, URI)
---------------------------------------------------------
--------
<h1 property="dcterms:title">?? ?? ??</h1>
<div id="data" about="#Seoul" typeof="meteo:Place">
---------------------------------------------------------
--------
----------------------------------------------------
-------------
<trrel="meteo:forecast"resource="#forecast20120205">
<td>
<divabout="#forecast20120205">
<spanproperty="meteo:predicted"content="2012-02-05T00:00:00Z¡°
datatype="xsd:dateTime">2012?2?5? ???</span>
</div>
</td>
<tdrel="meteo:temperature">
<divabout="#temp20120205">
<spanproperty="meteo:celsius"datatype="xsd:decimal">-4</span>
</div>
</td>
</tr>
----------------------------------------------------
-------------
37. FiveStarOpenData
37
¡ï¡ï¡ï¡ï¡ï ??(OL, RE, OF: Open Format, URI, LD: Linked Data)
---------------------------------------------------------
--------
<h1 property="dcterms:title">?? ?? ??</h1>
<div id="data" about="#Seoul" typeof="meteo:Place">
<span rel="owl:sameAs" resource="http://dbpedia.org/resource/Seoul"></span>
---------------------------------------------------------
--------
----------------------------------------------------
-------------
<divabout="#temp">??
<a rel="rdfs:seeAlso"href="http://ko.wikipedia.org/wiki/??"
resource="http://dbpedia.org/resource/Temperature">??</a>(<span
rel="owl:sameAs¡°resource="http://dbpedia.org/resource/Celsius">°C</span>)
</div>
`----------------------------------------------------
-------------
38. FiveStarOpenData
38
5??????
? ?? ?? ???????? ???? ?????? ??? ???? ???? ??? ?? ??? 1? ~
3? ??? ??.
? ?? ??? ???? ??? ?????? ?? ???, ???? ?? ??? ??? ? ???? ???
?? ?? ?? ??? ???? ?.
? ?? ?? ?? ??????? ?? ?? ??? ?? ???, ??? ??? ??? ?.
40. 40
???? ??? ??? ?????
???? ??? ???? ????
???? ???? ????(Publishing)
???? ? ????? ????
???? LOD? ??, LOD? ??? ???
????? ???? ???
42. 42
???? (Web of Documents)
Resource
Resource
Resource
Resource
Resource
Resource
Resource
??
?? ??
??
????
??
Resource
Resource
Resource
Resource
Resource
??
??
??
??
??
??
??
43. 43
???? (Web of Data)
Linked
Data
???
Director
LiST
jino.kor@
listinc.kr
dc:creator dc:publisher
p:email
o:workplace
p:title
www.listinc.kr
o:homepage
46. ? Resource Description Framework
? ? ?? ??? ???? ?? W3C ??
- Resource: URI? ?? ?? ?
- Description: ??(resource)?? ??, ??, ?? ??
- Framework: ?? ??? ???? ?? ??, ??, ??
? RDF? ??? ??????? ??? ?? ??? ? ??? ?? ?? ?? ??
? RDF? ??? ?? ??? ???? ??? ??
46
RDF
47. ? RDF? SPO, ??(Subject)/??(Predicate)/???(Object)? ???
? ¡°??? ?? ??¡± ? ¡°??¡±? ¡°???¡±??.
? ¡°http://www.amazon.com/Human-Decency-Jiyoung-
Gong/dp/8988095928¡± has a creator whose value is
¡°http://en.wikipedia.org/wiki/Gong_Ji-young¡±
47
RDF ??
??(Subject) ??(Predicate) ???(Object)
55. 55
Ontology
? ?? : ???(´æÔÚÕ“), ???(´æÔÚŒW)
- Onto(being) + logos(word)
- ??? ????? ?? ??? ??? ??
? ??? : An ontology is a specification of a conceptualization.
- ??(?)? ??? ??, ????? ?? ??
? ???, ? ??
- an ontology is an explicit formal specification of a shared conceptualization(Gruber, 1993)
- An ontology provides a shared vocabulary, which can be used to model a domain ¡ª that is, the
type of objects and/or concepts that exist, and their properties and relations.(Arvidsson, 2008)
- ??? ??? ??? ??(?)
56. 56
Ontology
? an ontology is an explicit formal specification of a shared conceptualization
- shared conceptualization: ??? ???? ???? ???
- Explicit Formal: ??? ?? ? ?? ???? ???? ??, ???? ?? ?? ??
- ???
? ?? ?? ??? ?? ?? ???? ??? ???? ???? ??
- SUV, ????, ?? = ??(Vehicle)
- ??, ?? = ??
- ?????, ????, ?? = ??
58. 58
??? ? ????. ??? ??? ? ??(No)
??? ??? ?? ??? ? ?? ??? ?!
??? ??? ? ??? ?? ??,
? ? ????,
????,
??? ??? ??? ???? ?.
![6
[??? ??: http://www.skirtcollective.com/11-types-of-digital-insurance-we-need/]
???
??
??.](https://image.slidesharecdn.com/lod20150922-151015070835-lva1-app6891/85/Linked-Open-Data-6-320.jpg)
![OL: On-Line [??? ??? ?? ??? ??]
RE: machine Readable [??? ?? ? ?? ??]
OF: Open Format [??? ??? ??]
URI: URI? ??? ???
LD: Linked Data
FiveStarOpenData
33](https://image.slidesharecdn.com/lod20150922-151015070835-lva1-app6891/85/Linked-Open-Data-33-320.jpg)
![44
[?? : http://www.slideshare.net/sandhaus/all-about-rnews-evan-sandhaus]
structured
unstructured](https://image.slidesharecdn.com/lod20150922-151015070835-lva1-app6891/85/Linked-Open-Data-44-320.jpg)
