Wikipedia categories (en)
This is the bipartite network of English Wikipedia articles and the categories
they are contained in. Left nodes are articles and right nodes are categories.
Metadata
Statistics
Size  n =  2,036,440

Left size  n_{1} =  1,853,493

Right size  n_{2} =  182,947

Volume  m =  3,795,796

Wedge count  s =  898,164,591

Claw count  z =  1,363,824,377,144

Cross count  x =  3,001,843,059,062,188

Square count  q =  160,976,541

4Tour count  T_{4} =  4,888,065,352

Maximum degree  d_{max} =  11,593

Maximum left degree  d_{1max} =  54

Maximum right degree  d_{2max} =  11,593

Average degree  d =  3.727 87

Average left degree  d_{1} =  2.047 91

Average right degree  d_{2} =  20.748 1

Fill  p =  1.119 40 × 10^{−5}

Size of LCC  N =  1,893,657

Diameter  δ =  46

50Percentile effective diameter  δ_{0.5} =  11.377 1

90Percentile effective diameter  δ_{0.9} =  15.307 2

Median distance  δ_{M} =  12

Mean distance  δ_{m} =  11.750 1

Gini coefficient  G =  0.640 075

Balanced inequality ratio  P =  0.257 484

Left balanced inequality ratio  P_{1} =  0.368 946

Right balanced inequality ratio  P_{2} =  0.197 671

Relative edge distribution entropy  H_{er} =  0.902 290

Power law exponent  γ =  2.614 68

Tail power law exponent  γ_{t} =  2.381 00

Degree assortativity  ρ =  +0.093 530 5

Degree assortativity pvalue  p_{ρ} =  0.000 00

Spectral norm  α =  147.912

Algebraic connectivity  a =  0.000 224 266

Spectral separation  λ_{1}[A] / λ_{2}[A] =  1.095 29

Plots
Downloads
References
[1]

Jérôme Kunegis.
KONECT – The Koblenz Network Collection.
In Proc. Int. Conf. on World Wide Web Companion, pages
1343–1350, 2013.
[ http ]

[2]

Wikimedia Foundation.
Wikimedia downloads.
http://dumps.wikimedia.org/, January 2010.
