Diploma Thesis Final Presentation User Interfaces for Machine- … · 2020. 4. 11. · 11.05.2010...
Transcript of Diploma Thesis Final Presentation User Interfaces for Machine- … · 2020. 4. 11. · 11.05.2010...
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11.05.2010
LFE Medieninformatik •
Diploma Thesis Final Presentation
Responsible Professor: Prof. ButzSupervisor: Dominikus Baur
Sven Koch
User Interfaces for Machine-Generated OntologiesSupporting Social Browsing and Exploration in Flickr by Exploiting Folksonomies
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Sven Koch 2
User Interfaces for Machine-Generated Ontologies
Introduction – This work is about:
• Tagging-systems (Flickr)
• Folksonomies
• Visualization of tagged data
• Social browsing
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Sven Koch 3
User Interfaces for Machine-Generated Ontologies
Related work – Social Browsing
• (Pre) 2006: Analysis of navigation with tags (clouds & search)
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Sven Koch 4
User Interfaces for Machine-Generated Ontologies
Related work – Social Browsing
• 2006: Social Navigation (Bookmarking-systems)
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Sven Koch 5
User Interfaces for Machine-Generated Ontologies
Related work – Social Browsing
• 2007: Social Browsing (Flickr)
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Sven Koch 6
User Interfaces for Machine-Generated Ontologies
Contribution
• More visualization, less navigation.
• Individual tags to support individual collections.
• Non-general relations between tags to support orientation.
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Sven Koch 7
User Interfaces for Machine-Generated Ontologies
Designspace
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Sven Koch 8
User Interfaces for Machine-Generated Ontologies
Presentation
[interactive presentation of the program]
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User Interfaces for Machine-Generated Ontologies
Some interesting design decisions
Granularity and Clusters.
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Sven Koch 10
User Interfaces for Machine-Generated Ontologies
Some interesting design decisions
Distance and Clusters.
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Sven Koch 11
User Interfaces for Machine-Generated Ontologies
User Study
• 10 participants
• Usability study
• Experiment to determine how the parameters of design decisions influence the user.
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Sven Koch 12
User Interfaces for Machine-Generated Ontologies
User Study – Experiment
• 3 different photo-collections (1, 2, 3)• 3 different arrangement-types (A, B, C)
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Sven Koch 13
User Interfaces for Machine-Generated Ontologies
User Study
1) Usability Study2) Usability Questionnaire
3) Experiment Setup 1 (randomized)4) Experiment Questionnaire 1…8) Experiment Questionnaire 3
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Sven Koch 14
User Interfaces for Machine-Generated Ontologies
User Study – Usability Problems
• No preview when zoomed out.
• Tags outside of screen when zoomed in.
• Mouse-Over functionality.
[interactive presentation]
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Sven Koch 15
User Interfaces for Machine-Generated Ontologies
User Study – Experiment
User satisfaction
1B
3A
3B
2A
2B
1C
1A
3C
2C
1 2 3 4 5 6 7
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Sven Koch 16
User Interfaces for Machine-Generated Ontologies
User Study – Experiment
Influence of photo-collections and type of arrangement (remember: only 10 participants!)
Influenced by...
Influence on...
no yes
no no
photo collection
type of arrangement
... usefulness of red labels... comprehensibility of red labels
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Sven Koch 17
User Interfaces for Machine-Generated Ontologies
User Study – Experiment
Influence of photo-collections and type of arrangement (remember: only 10 participants!)
Influenced by...
Influence on...
yes probably
photo collection
type of arrangement
... user's satisfaction
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User Interfaces for Machine-Generated Ontologies
Conclusion
• Different arrangements benefit different photo collections.
• There are A LOT of parameters that influence the usefulness of a visualization.
• Future Work: Automatic analysis to determine optimal settings.
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Sven Koch 19
User Interfaces for Machine-Generated Ontologies
Thank you for listening.
Questions and discussion.