Finding people like  you ! Comparing similarities between people in a vertical social network Arun Vijayan C. Stral LLC. m...
Social Networks <ul><li>People network for </li></ul><ul><ul><li>Trade  </li></ul></ul><ul><ul><ul><li>Articles </li></ul>...
User stickiness  in a Social Network
How to find more people like you?
Consider  Movie  based Social Network <ul><li>People can rate movies </li></ul><ul><li>1 – 5 scale </li></ul>
We have   Loads of  People    
Rearrange People   based on  Interests  and  features   A  B  C  D
Euclidean Distance Score <ul><li>It is a simple method to  calculate distance between two points   in space. </li></ul><ul...
Mark  the points first (x 2 , y 2 , z 2 ) (x 1 , y 1 , z 1 ) d
Euclidean Distance Formula <ul><li>Distance, d = √ (x 2 -x 1  ) 2  + (y 2 -y 1  ) 2  +(z 2 -z 1 ) 2 </li></ul>(x 2 , y 2 ,...
Wait a minute! how  geometry  and actual  People   in a web app are related?
Ratings Shivaji   TZP User 1.5 4 John 4.5 1.5 Ravi 1 3.5 Kiran 3 5 Deepti
How to calculate? <ul><li>Distance, d = √ (x 2 -x 1  ) 2  + (y 2 -y 1  ) 2 </li></ul>D(John, Ravi)  = √ (1.5-4.5 ) 2  + (4...
Distance comparison Shivaji   TZP User 1.5 4 John 4.5 1.5 Ravi 1 3.5 Kiran 3 5 Deepti user user distance john Ravi 3.91  =...
That’s it!
Inspirationz <ul><li>Joshua Porter  – Bokardo.com </li></ul><ul><li>Toby Segaran – Programming Collective Intelligence </l...
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Finding more people like you

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Finding more people like you - Comparing similarities between people in a vertical social network

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  • Finding more people like you

    1. 1. Finding people like you ! Comparing similarities between people in a vertical social network Arun Vijayan C. Stral LLC. more
    2. 2. Social Networks <ul><li>People network for </li></ul><ul><ul><li>Trade </li></ul></ul><ul><ul><ul><li>Articles </li></ul></ul></ul><ul><ul><ul><li>Respect </li></ul></ul></ul><ul><ul><ul><li>Ideology </li></ul></ul></ul><ul><ul><li>Find Partners (Instinct) </li></ul></ul>People use social networks to find sex – Marc Canter, CEO, People Aggregator; Co-founder, Macromedia .
    3. 3. User stickiness in a Social Network
    4. 4. How to find more people like you?
    5. 5. Consider Movie based Social Network <ul><li>People can rate movies </li></ul><ul><li>1 – 5 scale </li></ul>
    6. 6. We have   Loads of People    
    7. 7. Rearrange People   based on Interests and features   A B C D
    8. 8. Euclidean Distance Score <ul><li>It is a simple method to calculate distance between two points in space. </li></ul><ul><li>Single dimension ( x ) </li></ul><ul><li>2D ( x,y ) </li></ul><ul><li>3D ( x,y,z ) </li></ul>(x 2 , y 2 , z 2 ) (x 1 , y 1 , z 1 )
    9. 9. Mark the points first (x 2 , y 2 , z 2 ) (x 1 , y 1 , z 1 ) d
    10. 10. Euclidean Distance Formula <ul><li>Distance, d = √ (x 2 -x 1 ) 2 + (y 2 -y 1 ) 2 +(z 2 -z 1 ) 2 </li></ul>(x 2 , y 2 , z 2 ) (x 1 , y 1 , z 1 ) d
    11. 11. Wait a minute! how geometry and actual People in a web app are related?
    12. 12. Ratings Shivaji TZP User 1.5 4 John 4.5 1.5 Ravi 1 3.5 Kiran 3 5 Deepti
    13. 13. How to calculate? <ul><li>Distance, d = √ (x 2 -x 1 ) 2 + (y 2 -y 1 ) 2 </li></ul>D(John, Ravi) = √ (1.5-4.5 ) 2 + (4-1.5 ) 2 = √ (3 ) 2 + (2.5 ) 2 = 3.91
    14. 14. Distance comparison Shivaji TZP User 1.5 4 John 4.5 1.5 Ravi 1 3.5 Kiran 3 5 Deepti user user distance john Ravi 3.91 ====================== John Kiran 0.70 === John Deepti 1.80 ======= Ravi Kiran 4.03 ============================== Ravi Deepti 3.81 =================== Kiran Deepti 2.5 ==============
    15. 15. That’s it!
    16. 16. Inspirationz <ul><li>Joshua Porter – Bokardo.com </li></ul><ul><li>Toby Segaran – Programming Collective Intelligence </li></ul><ul><li>Marc Rocks Canter </li></ul><ul><li>Duncan Watts – Six Degrees of Separation </li></ul><ul><li>Flickr CC Attribution Photos </li></ul><ul><li>and You. </li></ul>

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