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Jeff Johnson

Happiness is contagious in social networks (CNN.com) - 0 views

www.cnn.com/...index.html

CNN cnn.com social networks happiness contagious

shared by Jeff Johnson on 07 Dec 08 - Cached
  • Jeff Johnson on 07 Dec 08
     
    If you're feeling great today, you may end up inadvertently spreading the joy to someone you don't even know.
Darren Draper

OPEN Teacher Talk: What is Your Network Diversity Index? - 0 views

openteachertalk.blogspot.com/...r-network-diversity-index.html

diversity networks set theory twitter

shared by Darren Draper on 14 Apr 08 - Cached
  • If, like myself, the math makes you wail and gnash your teeth, try the following. Evaluate your network, divide it into groups, give each group a number and determine how many people you have representing each group. Then follow this link to a Shannon Index calculator, enter your the number of people you have in each group, compute and read the value for H1.
    • Darren Draper
      Darren Draper on 14 Apr 08
       
      I plan on trying this for my Twitter network...
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