Face/Body Recognition
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Before Facebook
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Facebook
History of Facebook
Introduction
Before Facebook
Introduction
T shirts
face recognition
logo
only Harvard
1200-1500/24h
173,611
posture
hair color
clothing
83%
Ivy league (Columbia, Yale, etc)
Harvard
Everyone! (not under 13)
~Aug 26th, 2008
1 million
Picnic
Mark Zuckerberg
Steve Jobs
1998 to 2011
Now
1.5 Billion
70%=Not active
Do not post on time line
68%
How Facebook make money
User's region
Age - group
Interest
ConnectU.com
Concern
Target profile
Advertising
$12.5 billion revenue
82% (ads)
Prioritize who to see first
Unfollow people to hide their posts
Discover new pages
Reconnect with people you unfollowed
1
2
3.7 hundred of millions users
4
3
500 million active users /a day
Appropriate ads to each user
Feature of Facebook
Up to you
Like
50 cents
X
10
$5
History of Facebook
Facebook
Feb, 2004
Facemash
2003
Harvard Uni
House
We are awesome
HA student
Mark Zuckerberg
Income?
$1
Cold Storage Data Center
2 Billion photos / 24h
Oregon & North Carolina
smaller, more efficient
Easy
Video
Easy attention
User's life
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