A presentation by Dr. Sabin Buraga, delivered at Summer Web 2010 workshop: http://swapps.wordpress.com/

1. Semantic Web
in the browser
Sabin Buraga

2. what you see is what you
(maybe) understand...

3. what you see is what you
(maybe) understand...

4. what you see is what you
(maybe) understand...

5. what you see is what you
(maybe) understand...

6. what you see is what you
(maybe) understand...

7. what you see is what you
(maybe) understand...
what you see is what you
(maybe) understand...

8. what you see is what you
(maybe) understand...

9. what you see is what you
(maybe) understand...

10. How about the browser?

11. How about the browser?

13. Look, ma, there’s something
in this Web page...

16. unreliable HTML scrapping
to process the data

17. A better solution?

20. Look, ma, there’s something
in this RSS feed...

21. XML as lingua franca
for data serialization

22. XML scrapping
to assure data reuse

23. the syntactic Web

24. the syntactic Web

25. from data to information,
from information to knowledge

26. Can we explain this content?
what you see is what you
(maybe) understand...

27. Understanding data: persons,
events, presentations, photos,...
what you see is what you
(maybe) understand...

28. SummerWeb isA Workshop .

29. SummerWeb isA Workshop .

30. SummerWeb isA Workshop .
simply denoted by URIs

31. SummerWeb isA Workshop .
RDF – Resource Description Framework
www.w3.org/RDF/

32. SummerWeb dc:title "Summer Web"@en .

33. SummerWeb dc:title "Summer Web"@en .
DCMI (Dublin Core Metadata Initiative)
www.dublincore.org

34. busaco dc:creator SummerWeb .

35. busaco rdf:type foaf:Person .

36. busaco rdf:type foaf:Person .
FOAF (Friend Of A Friend) vocabulary
www.foaf-project.org

37. There are plenty of other
useful vocabularies...

38. There are plenty of other
useful vocabularies...
vocab.org/

39. There are plenty of other
useful vocabularies...
DOAC, DOAP, GoodRelations, SIOC, XMP etc.

40. RDF as a solution for...
storing distributed Web resources
denoted by URIs

41. RDF as a solution for...
describing “things” of interest
e.g., documents, persons, software, concepts,...

42. RDF as a solution for...
modeling knowledge:
taxonomies, thesauri, ontologies

43. RDF as a solution for...
linking and (re)using
other existing data in a coherent manner
...see Linked Data initiative

45. Can I “explain” this content
using RDF within HTML?
what you see is what you
(maybe) understand...

46. RDF constructs can be used
directly into Web pages

47. RDFa

48. RDFa
another way to serialize the RDF model

49. RDFa
using (X)HTML to specify RDF triples:
subject predicate object
rdfa.info

50. what you see is what you
(maybe) understand...

51. <img
src="http://somewhere.info/sweb2002.jpg"
rel="license"
href="http://creativecommons.org/licenses/by-sa/3.0/"
property="dc:creator"
content="Sabin Buraga"
/>
The picture was created by Sabin Buraga, and it’s
available under the terms of Creative Commons license

52. what you see is what you
(maybe) understand...

53. <div about="#me" typeof="foaf:Person">
<h1 property="foaf:name">Sabin Buraga</h1>
<address>
<a rel="foaf:mbox"
href="mailto:busaco@infoiasi.info">
busaco@infoiasi.info</a>
</address>
<div rel="doac:education">
<div typeof="doac:Education">
<span property="doac:title">
<span property="doac:level">
Dr</span>
<span property="doac:subject">
Computer Science</span>
</span>
</div>
</div> Sabin Buraga is a person and,
</div> among other things, he has a PhD degree

54. what you see is what you
(maybe) understand...

55. <p about="[_:Iasi]">
<span property="dc:name">Iasi</span>
is located at latitude
<span property="geo:lat"
content="47.170151">47°N</span> and
longitude <span property="geo:long"
content="27.583549">27°E</span>
</p>
Using geo vocabulary to define locations...

56. what you see is what you
(maybe) understand...
an innocent review...

57. <div xmlns:v="http://rdf.data-vocabulary.org/#"
typeof="v:Review">
<span rel="v:itemreviewed">
<span about="…">
<span property="v:name">
A blog post</span>
</span>
</span>
<span property="v:rating"
content="5">*****</span>
<span property="v:summary">…</span>
</div>
Semantic annotation
via the review vocabulary provided by Google

58. RDFa mark-ups to denote book information
RDFa Highlight bookmarklet in action

59. RDFa support in Drupal
www.youtube.com/watch?v=r4WgTRIRoa0

60. RDFa support in Drupal
visualizing RDF data with Semantic Radar extension

61. RDFa documents
indexed by search engines

62. RDFa documents
indexed by search engines
Google Rich Snippets
Yahoo! Search Monkey

63. RDFa transforms any Web
page into an API

64. You still prefer
your software to be blind?

65. SPARQL
to query RDF(a) data
RDF Schema, SKOS, OWL
specifying conceptual models
http://tinyurl.com/sweet-tools

66. Semantic Web
in the browser
Dr. Sabin Buraga
www.purl.org/net/busaco
twitter.com/busaco