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Network Measures 
Dragan Gašević 
@dgasevic
Network 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa
Diameter 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa
Density 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa 
n = 10, PC = 10*9/2 = 45 
Density = 18/45 = 0.4
Degree Centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa
In-degree centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
a.k.a. popularity or prestige 
Allen Lisa
Out-degree centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
a.k.a. gregariousness 
Allen Lisa
Betweenness centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
a.k.a. network broker 
Allen Lisa
Closeness centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa
Closeness Centrality 
Mike 
Jill 
Emma 
Liz 
Bob 
John Shane 
Leah 
Allen Lisa

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