Is a personal network better than Google?

Social networks as collaborative filter to find relevant information

Patrick DanowskiIST Austria

Outline

• The problem

• An idea

• 4 solutions

• Sum-up

The problem

What we are looking 4

Found 10/100 additional result

100 % Complete100 % Relevance

Google

Found 9/10990 additional result

90 % Complete 1 % Relevance

Database

Found 5/1090 additional result

50 % Complete10 % Relevance

ProblemOptimization of the relationship between

Precision and Completeness

An idea

The Ingredients

Tags

social networks

CC-BY DarwinPeacock

http://commons.wikimedia.org/wiki/File:Sna_large.png

Social Search

Looking for informations inside of

your network

Found 6/1010 addition result

60 % Complete50 % Relevance

Precision Recall

Google 1 % 90 %

Database 10 % 50 %

Social Search 50 % 60 %

Social Filters in practice

4 Solutions

• Tagging

• Recommender Systems

• Social Search

• Lazyweb

Tagging

delicious

Bibsonomy

Recommender Systems

Users who bought A bought also B

Mandeley

• Citation Management Software

• support different Methods of Social Filtering

Social Search

http://www.sharetivity.com/movie.html

http://www.sharetivity.com/movie.html

Social Search

• Integration of your shared sources (facebook, twitter, myspace ... )

• Integration of resources of your friends

• Whats your friends find interesting is higher ranked

Lazyweb

Old Method, new ToolsAsk your friends

On Facebook & Twitter

So Problem solved?

no :-(

new strength

new weaknesses

no answer for everything

additional strategies

Go social,explore the potential

patrick.danowski@ist.ac.at