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Zachary's karate club(空手道俱乐部网络)

The file karate.gml contains the network of friendships between the 34 members of a karate club at a US university, as described by Wayne Zachary in 1977.

If you use these data in your work, please cite: W. W. Zachary, An information flow model for conflict and fission in small groups, Journal of Anthropological Research 33, 452-473 (1977).

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Source Target Value
Communities Result
Group Size Nodes
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N and E are the number of nodes and links. 〈k〉 and 〈d〉 are the average degree and the average distance, respectively. C and r are the average clustering coefficient and the assortative coefficient. H is the degree heterogeneity. βc is the epidemic threshold of the SIR model.

N 34
E 78
<k> 4.5882
<d> 2.4082
<C> 0.5706
r -0.4756
H 0.3854
beta_c 0.1477
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Result

Communities:

Modularity (Q):

Runtime (s):

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