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IR in Social Media

Published on Sep 20, 20115273 Views

Andreas Hotho

ESSIR 2011 - Koblenz

Related categories

Information Retrieval

Chapter list

IR in SocialMedia00:00
wordle.net01:14
Agenda (1)01:58
Definition: Web 2.0 (1)03:05
Definition: Web 2.0 (2)05:25
A Map of the Web 2.006:37
Map of Online Communities07:50
Web 2.0 – Collaborative Tagging09:43
Web Bookmarks (1)11:10
Web Bookmarks (2)11:17
Audio Streams (1)11:36
Audio Streams (2)11:40
Photos (1)11:46
Photos (2)11:51
Videos (1)12:03
Videos (2)12:05
Folksonomies12:06
Our system: BibSonomy14:13
Agenda (2)16:04
Dataset17:29
Power Law Distribution in Delicious18:51
Small World23:26
Networks of Tag Co-Occurrence27:14
Cumulative Strength Distribution30:09
Nearest-Neighbor Strength33:04
Nearest-Neighbor Strength: Delicious35:40
Related Work – Analysis of the Folksonomy Graph37:35
Agenda (3)37:46
Google (1)38:05
Google (2)38:20
Folksonomies & Logsonomies39:28
Datasets41:11
Logsonomy Dataset42:17
Degree distribution of tags/query words/queries43:16
Small World Properties44:15
Results: Average Nearest Neighbor Strength44:39
Agenda (4)46:41
Types of Tags [Golder & Huberman, 2006]46:57
Types of Users [Marlow et al., 2006]48:40
Types of Users [Strohmaier et al., 2010]49:22
Types of Resources52:52
Types of Tags - Related Work53:23
Types of Users – Related Work53:25
Agenda (5)53:27
Search in Folksonomies (1)54:13
Search in Folksonomies (2)56:49
First Aproach: Adapted PageRank57:50
Converting a Folksonomy into an Undirected Graph01:00:49
Ranking in Folksonomies: FolkRank01:01:18
Results for: "Semantic Web"01:03:18
Rankings for "semanticweb"01:05:16
Trends with respect to tag "politics"01:07:41
Related Work01:10:34
Agenda (6)01:10:39
"Traditional" Search ...01:10:51
"Social" Search01:10:55
Is the content in both systems the same?01:11:10
Data Collection01:11:26
Tagging and Searching: Basic statistics (1)01:11:48
Tagging and Searching: Basic statistics (2)01:13:47
Tagging and Searching: Usage over Time01:14:23
Summary01:15:56
Agenda (7)01:16:52
Tag Recommender (1)01:18:00
Tag Recommender (2)01:20:08
Tag Recommender (3)01:27:53
Clicked Recommended Tags01:30:34