PERFECT MATCH - Stanford Facebook Class

Perfect Match Nicolas Kokkalis [email_address] Stanford CS377W Fall 2007 * Secret Announcement: apps.facebook.com/perfect_video

Each person ranks others differently * Secret Announcement: apps.facebook.com/perfect_video

Perfect Match* * Secret Announcement: apps.facebook.com/perfect_video there are no two people who would both rather have each other than their current partners *aka in CS: stable marriage problem

The correct flow

Collect the preferences of all people on earth

Calculate the perfect match

Announce the results

THIS DOES NOT WORK!!! – Why?

* Secret Announcement: apps.facebook.com/perfect_video

It just doesn’t work!

Users are impatient : Reluctant to spend time on something that does not give them immediate results

Users are picky : Difficult to give detailed information to a new and unknown application, that none of their friends have

FIX IT:

Give them what they want FIRST

Inverse the steps order

First:

3. Announce the best results you can with the info you have

Collect the preferences of all users

Calculate the perfect match ..and then:

Announce the improved results

THIS WORKS

3.5 Million Users!

Viral Boost! Only 4 minutes away from the discovery of your perfect match Catchy mini-feed mesage * Secret Announcement: apps.facebook.com/perfect_video

Further Boost! A catchy message! Invitations! * Secret Announcement: apps.facebook.com/perfect_video

apps . facebook.com / perfect _ video