130 likes | 243 Views
The Networked Economy (20): Information Management, Strategy, and Innovation 网络经济 : 信息管理 , 战略 , 和创新. Social Networks and the Science of Designing Interactions. Put in Arun slides. Apply social network research 社会网络研究. 来源 Source: langreiter.com. Where do people go for information?.
E N D
The Networked Economy (20):Information Management, Strategy, and Innovation网络经济: 信息管理, 战略, 和创新 Social Networks and the Science of Designing Interactions
Apply social network research社会网络研究 来源Source: langreiter.com
Where do people go for information? • 20 years ago: Produced news • E.g., Walter Cronkite • “VeroeffentlichteMeinung” • 10 years ago: Web • Search: Already know what you are looking for • Discovery: Serendipity: Find something you didn’t know you were looking for • Now: Friends • Facebook leverages the social graph, via people they are connected to
Visitors to social networking sites • Total unique visitors (in millions) • Worldwide daily visitors (in millions) • Source: ComScore Networks 2007.07.31
Facebook • “Facebook is a social utility • that connects you • with the people around you.”
Facebook: Active users (2007.01.01 – 2007.06.30) | Jan 1, 2007 |Jun 30, 2007
Facebook: Weekly page views (2007.01.01 – 2007.06.30) (billions, worldwide) | Jan 1, 2007 |Jun 30, 2007
Applications snapshot: Events, Photos, Gifts • Activity 2007.06: • Events: • Over 130 M invitations sent June 2007 • 115 M unique recipients • 30 M unique senders • Photos: • 270 M photos uploaded • In total, over 2.5 billion photos uploaded by June 2007 • Gifts: • Over 500k gifts purchased June 2007 • Comparable to CyWorld (Korea): Sold virtual items corresponding to USD 100M in 2005
Facebook Platform • Launch date: 2007.05.24 • 6 weeks after launch • 20 M users have installed at least one Platform App • 2 M apps added per day • 30k registered developers • 1.5kaps in the Application Directory
Facebook • Bridges between online and offline • Facebook culture based initially on verified email identities from university emails • Supports offline through online / enhances online through offline • Social norms carried over from real life to Facebook • Influencers • Can we identify people who drive adoption of a product or a group? • Sentiment analysis • What are people saying on discussion boards? • Who is positive about an issues, who critical? • Cross-media analysis • Understand links across TV, music, movies, internet, etc.