Undergraduate Seminar in Computer Science Prof Ronitt Rubinfeld What are we here for Connections Taken from http thenextwebcomsocialmedia20131124facebookgrandparentsneednextgensocialnetwork ID: 469762
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Slide1
Networks, Crowds and Markets
Undergraduate Seminar in Computer Science
Prof. Ronitt RubinfeldSlide2
What are we here for?Slide3
Connections
Taken from http
://thenextweb.com/socialmedia/2013/11/24/facebook-grandparents-need-next-gen-social-network/Slide4
Networks
Social networks
Connections are “friendship”, “know each other”, “family”
A question: “How important is geography?”
Financial networks
Connections are “bank1 took a loan from bank2”
A question: How susceptible to disruptions, cascading failures, financial crises?
Information networks
Connections are readership, web links
A question: How reliable?Slide5
How to represent a network?
Graph theory:
Nodes are entities
Edges are connections
people
Know one another
computers
banks
Wireless routers
Facebook pages
Network connection
Loan from each other
F
riendship
Can communicateSlide6
Some boring details…
Text is Easley and Kleinberg “Networks, Crowds and Markets”
Talk should be about 45 min
Give a practice talk privately for me on Sunday before (this should not be your first practice talk!)
Will focus on social and information network analysis
Less on game theory, markets and auctionsSlide7
Giving a talk
Main question: are we awake?
Good material
Delivery: Can we follow?
Monotone voice
Impossible to read slides
Slides organization
Use bullets
How to use
vullets
?
Must write anything you want them to rememberOk to rfepeat a definition on board or on slideAt least 24 point font
Practice the talk – at least 2-3 times