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TRULLO (daniele quercia & stephen hailes & licia capra) U   C   L
U   C   L
TRU st bootstrapping by  L atently  L ifting c O ntext
What do I do?
Research @ ...
 
what I research?
Reputation Systems for Mobiles
What’s that?
Example: antique markets
Problem:   Visitors  cannot see prices of everything!
Solution:   Sellers  disseminate  e-ads, and  visitors  collect them
Problem:  Sellers may  disseminate irrelevant ads
Proposal …
Keep track of which sellers  send irrelevant ads   A > “May I rely on  B ?”
Daniele Quercia But first,  A  has to set   its initial trust in  B
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object],fixed values
Daniele Quercia ,[object Object],[object Object]
Daniele Quercia ,[object Object]
Greek Coins Roman Coins Coins Chairs Antiques universal ontology  
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object],[object Object]
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object],[object Object],[object Object]
Daniele Quercia SVD
Daniele Quercia personal ratings (latent) features   unknown value = combination of those features
Daniele Quercia ,[object Object],[object Object]
[object Object],[object Object]
Daniele Quercia Tested on simulation  (realistic?) ,[object Object]
Daniele Quercia ,[object Object]
Daniele Quercia ,[object Object]
Daniele Quercia
Daniele Quercia ,[object Object]
Daniele Quercia Nokia 3230
Daniele Quercia
Daniele Quercia ,[object Object]
Daniele Quercia Further Research
Daniele Quercia ,[object Object]

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TRULLO - local trust bootstrapping