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Empowering Experience-Sharing through Social Networks
Beatrice Valeri, Marcos Baez, Fabio Casati
{valeri, baez, casati}@disi.unitn.it
University of Trento, Italy
Tuesday, October 16, 12
Experience-sharing
Tuesday, October 16, 12
Experience-sharing
Tuesday, October 16, 12
Experience-sharing
Tuesday, October 16, 12
Experience-sharing
Do current systems really empower our experiences?
Tuesday, October 16, 12
Experience-sharing
Do current systems really empower our experiences?
finding activities you really like
Tuesday, October 16, 12
Experience-sharing
Do current systems really empower our experiences?
finding activities you really like with the right people
Tuesday, October 16, 12
Experience-sharing
Do current systems really empower our experiences?
finding activities you really like with the right people without that filling that your missing out things
Tuesday, October 16, 12
Survey
• Sources of event info
• Aspects considered when deciding
• Ability to find interesting events
???
Tuesday, October 16, 12
Survey
• Sources of event info
• Aspects considered when deciding
• Ability to find interesting events
???
~150 participants
Tuesday, October 16, 12
Survey
• Sources of event info
• Aspects considered when deciding
RESULTS
Invitation / Information from Friends
44% often look at who goes to decide
Tuesday, October 16, 12
Survey
• Ability to find interesting events
• Sources vs ability to find events
I’d like to have some way to find interesting things to do
People using the web feel the need for better tools
RESULTS
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Experiment
• 75 restaurants around Trentino - top TA
• rating 1-5 from local people
• friends from Facebook
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Experiment
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Experiment
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Dataset
• 195 users
• 1118 ratings
• 214 comments
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Comparing to TA
Tuesday, October 16, 12
Comparing to TA
The population has a significant impact
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A deeper look• Defined 4 different
networks
- overall
- friends
- similar
- similar friends
• Evaluated how effective they are to recommend
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Metrics
• A/B testing (70-30) per user
• Precision: + finding out something interesting to do
• Recall: + reduce feeling of missing out things
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Results
• Similarity and friendship show promising results
• features for similarity should be explored
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Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
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What’s next
• Run a user-study with initial subjects
• Run experiments in other countries (Paraguay, Russia)
• Pilot involving local businesses
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thanks, any questions?http://lifeparticipation.org
Tuesday, October 16, 12