foster
query chats
Leveraging Web links mails
notify monitor
Social
profiles
data Web 2.0
RDF forum
SPARQL
tags
with approximation
networks
inference
rules
Semantics
RDFS
OWL
W3C Workshop on the Future of Social Networking
15‐16 January 2009, Barcelona
Fabien Gandon, INRIA,

sociograms and analysis

beetweenness centrality reveals brokers
« A place for good ideas » [Burt 1992] [Burt 2004]
sociograms and analysis

W3C©

W3C©

W3C®

Fabien Michel
Guillaume Rémi
Marco
Nicolas
social network analysis
graphs, graphs, graphs, …

Fabien Michel
Guillaume Rémi
Marco
Nicolas
social network analysis
Man
type author creator Person
Fabien doc.html
sub property sub class
title
author Man
Semantic web is not antisocial
semantic web
graphs, graphs, graphs, …

Fabien Michel
d in ( p ) = {x ; rel ( x , p )}
°
Guillaume Rémi
Marco
°
d in (Guillaume ) = 4
Nicolas
social network analysis
Man
type author creator Person
Fabien doc.html
sub property sub class
title
author Man
Semantic web is not antisocial
semantic web
graphs, graphs, graphs, …

Fabien Michel
d in ( p ) = {x ; rel ( x , p )}
°
Guillaume Rémi
Marco
°
d in (Guillaume ) = 4
Nicolas
social network analysis
Man
creator
type author creator Person
Fabien doc.html
type sub property sub class
title
Person author Man
Semantic web is not antisocial
semantic web
graphs, graphs, graphs, …

RDF
graph
classic SNA on semantic web graphs

RDF
graph
non‐typed graphs
classic SNA on semantic web graphs

[PhD Guillaume Erétéo]
Semantic Social Network Analysis
SPARQL + Extensions
social data
Social Network Analysis Ontology
FOAF, RELATIONSHIP, SIOC, Domain
DC, SKOS, SCOT, DOAP, MOAT Ontologies
RDF/S, OWL RDFa GRDDL
Wrappers & web 2.0 APIs XML µformats
leveraging the full semantic web stack

[PhD Guillaume Erétéo]
parameterized in‐degree
o
d ( y)
in <type,length >

ADD { [PhD Guillaume Erétéo]
?y semsna:hasInDegree _:b0
_:b0 semsna:forProperty param[type]
_:b0 rdf:value ?indegree
_:b0 semsna:hasLength param[length]
}
SELECT ?y count(?x) as ?indegree {
?x $path ?y
filter(match($path, star(param[type])))
filter(pathLength($path)<= param[length])
} group by ?y
parameterized in‐degree
o
d ( y)
in <type,length >

[PhD Guillaume Erétéo]
long tail distribution of the betweenness centralities
[Freeman, 1979]
50 000 projections on 2020 FOAF profiles extracted from flickr.com

global
semantic
graphs
social

other graphs available too...

[PhD Freddy Limpens]
e.g. capture bookmarks and their tags
co‐tags extracted from delicious for “ademe”
6054 bookmarks, 16 users, 5153 tags, 5969 resources

#Freddy
hasBookmark
industry
#bk81
hasLabel
hasTag
#tag27
global giant graph
linking users, actions, knowledge, companies, etc.

#tag92
hasLabel
hasTag
industries #bk34
hasBookmark
#Freddy
#Fabien
hasBookmark
industry
#bk81
hasLabel
hasTag
#tag27
global giant graph
linking users, actions, knowledge, companies, etc.

#tag92
hasLabel
hasTag
industries #bk34
hasBookmark
#Freddy
#Fabien
hasBookmark
industry
#bk81
hasLabel
hasTag
#tag27
global giant graph
linking users, actions, knowledge, companies, etc.

#tag92
hasLabel
hasTag
industries #bk34
hasBookmark
#Freddy
#Fabien
hasBookmark
industry
#bk81
hasLabel
hasTag
#tag27
global giant graph
linking users, actions, knowledge, companies, etc.

link a
maximum
of graphs

closing
messages

open issues

some bridges already exist...
POWDER : information about web resource(s)
without retrieving the resource(s)

some bridges already exist...
POWDER : information about web resource(s)
without retrieving the resource(s)
Vocabularies : Device Description Vocabulary
(MWI), Delivery Context Ontology (UWA),
CC/PP Structure and Vocabularies

some bridges already exist...
POWDER : information about web resource(s)
without retrieving the resource(s)
Vocabularies : Device Description Vocabulary
(MWI), Delivery Context Ontology (UWA),
CC/PP Structure and Vocabularies
Semantic Web applications on mobiles:
DBPedia Mobile, i‐MoCo (250 million triples),
myCampus

ISICIL project
social web applications and semantic web
frameworks for corporate applications.
• enterprise social networking;
• business intelligence, watching, monitoring;
• communities of interest, of practice;
• web 2.0 & corporate processes integration;
• trust, privacy, confidentiality.

http://www.slideshare.net
Person
slidesOn
Fabien Gandon
type
name
http://ns.inria.fr/fabien.gandon/foaf#me
identifies email
Fabien.Gandon@sophia.inria.fr