Sign inSign up
Building and Using Knowledge Bases thumbnail
Pause
Mute
Subtitles
Playback speed
0.25
0.5
0.75
1
1.25
1.5
1.75
2
Full screen

Building and Using Knowledge Bases

Published on Jul 13, 20123621 Views

Steffen Staab

AKBC-WEKEX 2012 - Montreal

Related categories

Information ExtractionKnowledge ExtractionNatural Language Processing Semantic WebText Mining

Chapter list

Building and Using Knowledge Bases00:00
Institut WeST – Web Science & Technologies00:22
PhD thesis trauma 17 years ago01:29
General motivation03:37
General objective: Extracting to LOD (1)04:02
General objective: Extracting to LOD (2)04:09
General objective: Extracting to LOD (3)07:02
Most famous applications10:01
Analysis of urban parameters11:21
General objective: Analysing LOD11:34
http://lisa.west.uni-koblenz.de/lisa-demo/ (1)11:35
http://lisa.west.uni-koblenz.de/lisa-demo/ (2)12:20
http://lisa.west.uni-koblenz.de/lisa-demo/ (3)13:00
Faceted multimedia exploration13:02
Making Web 2.0 More Accessible13:05
Choosing between Koblenz – and Koblenz13:56
Contextual Information14:11
Tag-based refinement14:17
A tag view of „Koblenz“ & „Castle“14:24
Semantic Identity – Festung Ehrenbreitstein14:27
Persons – Celebrities, FOAFers & Flickr Users (1)14:29
Persons – Celebrities, FOAFers & Flickr Users (2)14:36
Observation on information extraction14:37
Challenges & Opportunities for IE (1)15:35
Challenges & Opportunities for IE (2)15:59
Challenges & Opportunities for IE (3)16:12
Challenges & Opportunities for IE (4)16:48
Challenges & Opportunities for IE (5)17:00
Challenges & Opportunities for IE (6)17:43
Challenges & Opportunities for IE (7)18:25
Challenges & Opportunities for IE (8)19:07
Comparing related work to our objectives19:25
Outline (1)19:43
Presentation-oriented documents (1)19:47
Presentation-oriented documents (2)19:48
Presentation-oriented documents (3)20:19
Presentation-oriented documents (4)20:55
Presentation-oriented documents (5)20:59
Presentation-oriented documents (6)21:22
Related work22:38
Outline (2)23:01
Representing Spatial Relations between DOM Nodes (1)23:04
Representing Spatial Relations between DOM Nodes (2)24:32
Idea: Use Spatial Relations among DOM Nodes24:48
Spatial DOM (SDOM)25:01
SXPath System Architecture (1)27:11
Querying for Relations Among Nodes27:34
XPath Example29:14
SXPath Example30:00
Social networks30:53
From XPath 1.0 towards Spatial Querying with SXPath31:40
SXPath System Architecture (2)31:41
Complexity Results31:45
Outline (3)31:50
SXPath System31:52
Summative User Study (1)31:58
Summative User Study (2)32:57
Summative User Study (3)33:15
Outline (4)33:16
>1000 Life Science DBs, number growing quickly33:53
Biochemical Web Sites: Observations - 134:45
Biochemical Web Sites: Observations - 334:48
Biochemical Web Sites: Observations - 434:50
Biochemical Web Sites: Extraction Tasks34:50
Contributions34:52
Thank you36:21
Bibliography36:22
Where to go next?36:25