Embed Size (px)
DESCRIPTION
Citation preview
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
Tuesday, October 16, 12
Experiment
• 75 restaurants around Trentino - top TA
• rating 1-5 from local people
• friends from Facebook
Tuesday, October 16, 12
Experiment
Tuesday, October 16, 12
Experiment
Tuesday, October 16, 12
Dataset
• 195 users
• 1118 ratings
• 214 comments
Tuesday, October 16, 12
Comparing to TA
Tuesday, October 16, 12
Comparing to TA
The population has a significant impact
Tuesday, October 16, 12
A deeper look• Defined 4 different
networks
- overall
- friends
- similar
- similar friends
• Evaluated how effective they are to recommend
Tuesday, October 16, 12
Metrics
• A/B testing (70-30) per user
• Precision: + finding out something interesting to do
• Recall: + reduce feeling of missing out things
Tuesday, October 16, 12
Results
• Similarity and friendship show promising results
• features for similarity should be explored
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
Screenshots
Tuesday, October 16, 12
What’s next
• Run a user-study with initial subjects
• Run experiments in other countries (Paraguay, Russia)
• Pilot involving local businesses
Tuesday, October 16, 12
thanks, any questions?http://lifeparticipation.org
Tuesday, October 16, 12
