Linux kernel mailing list replies
This is the communication network of the Linux kernel mailing list. Nodes are
persons (identified by their email addresses), and each directed edge
represents a reply from a user to another.
Metadata
Statistics
Size  n =  63,399

Volume  m =  1,096,440

Unique edge count  m̿ =  242,976

Loop count  l =  68,207

Wedge count  s =  53,774,357

Claw count  z =  90,935,627,152

Triangle count  t =  1,893,021

Square count  q =  306,703,924

4Tour count  T_{4} =  2,669,048,812

Maximum degree  d_{max} =  53,028

Maximum outdegree  d^{+}_{max} =  28,992

Maximum indegree  d^{−}_{max} =  28,972

Average degree  d =  34.588 6

Fill  p =  0.000 311 541

Average edge multiplicity  m̃ =  4.512 54

Size of LCC  N =  24,567

Size of LSCC  N_{s} =  18,531

Relative size of LSCC  N^{r}_{s} =  0.292 292

Diameter  δ =  63

50Percentile effective diameter  δ_{0.5} =  4.079 38

90Percentile effective diameter  δ_{0.9} =  7.791 96

Median distance  δ_{M} =  5

Mean distance  δ_{m} =  5.194 81

Gini coefficient  G =  0.935 172

Relative edge distribution entropy  H_{er} =  0.798 075

Degree assortativity  ρ =  −0.179 974

Degree assortativity pvalue  p_{ρ} =  0.000 00

In/outdegree correlation  ρ^{±} =  +0.944 896

Clustering coefficient  c =  0.105 609

Directed clustering coefficient  c^{±} =  0.105 217

Operator 2norm  ν =  5,596.49

Algebraic connectivity  a =  0.002 282 18

Spectral separation  λ_{1}[A] / λ_{2}[A] =  1.711 60

Reciprocity  y =  0.658 975

Nonbipartivity  b_{A} =  0.745 741

Normalized nonbipartivity  b_{N} =  0.001 368 08

Spectral bipartite frustration  b_{K} =  5.197 43 × 10^{−5}

Controllability  C =  9,789

Relative controllability  C_{r} =  0.350 521

Plots
Matrix decompositions 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]

Dirk Homscheid, Jérôme Kunegis, and Mario Schaarschmidt.
Privatecollective invention and open source software: Longitudinal
insights from Linux kernel development.
In Proc. IFIP Conf. on eBusiness, eServices and eSociety,
pages 299–313, 2015.
[ http ]
