Japanese macaques

This directed network contains dominance behaviour in a colony of 62 adult female Japanese macaques (Macaca fuscata fuscata). A node represents a macaque and a directed edge A → B represents dominance of macaque A over macaque B.


Internal namemoreno_mac
NameJapanese macaques
Data sourcehttp://moreno.ss.uci.edu/data.html#mac
AvailabilityDataset is available for download
Consistency checkDataset passed all tests
Animal network
Node meaningMacaque
Edge meaningDominance
Network formatUnipartite, directed
Edge typePositive weights, no multiple edges
ReciprocalContains reciprocal edges
Directed cyclesContains directed cycles
LoopsDoes not contain loops


Size n =62
Volume m =1,187
Loop count l =0
Wedge count s =44,463
Claw count z =603,956
Cross count x =5,992,165
Triangle count t =9,781
Square count q =270,724
4-Tour count T4 =2,345,978
Maximum degree dmax =57
Maximum outdegree d+max =47
Maximum indegree dmax =41
Average degree d =38.290 3
Fill p =0.313 855
Size of LCC N =62
Size of LSCC Ns =38
Relative size of LSCC Nrs =0.612 903
Diameter δ =2
50-Percentile effective diameter δ0.5 =0.822 929
90-Percentile effective diameter δ0.9 =1.747 20
Median distance δM =1
Mean distance δm =1.380 93
Gini coefficient G =0.111 721
Balanced inequality ratio P =0.452 822
Outdegree balanced inequality ratio P+ =0.380 792
Indegree balanced inequality ratio P =0.389 217
Relative edge distribution entropy Her =0.994 930
Power law exponent γ =2.292 46
Tail power law exponent γt =5.781 00
Tail power law exponent with p γ3 =5.781 00
p-value p =0.014 000 0
Outdegree tail power law exponent with p γ3,o =7.271 00
Outdegree p-value po =0.795 000
Indegree tail power law exponent with p γ3,i =8.341 00
Indegree p-value pi =0.916 000
Degree assortativity ρ =−0.072 580 0
Degree assortativity p-value pρ =0.000 449 461
In/outdegree correlation ρ± =−0.552 571
Clustering coefficient c =0.659 942
Directed clustering coefficient c± =0.602 249
Spectral norm α =85.836 3
Operator 2-norm ν =52.331 1
Cyclic eigenvalue π =9.907 16
Algebraic connectivity a =21.822 1
Reciprocity y =0.033 698 4
Non-bipartivity bA =0.811 084
Normalized non-bipartivity bN =0.781 341
Algebraic non-bipartivity χ =16.311 6
Spectral bipartite frustration bK =0.108 325


Fruchterman–Reingold graph drawing

Degree distribution

Cumulative degree distribution

Lorenz curve

Spectral distribution of the adjacency matrix

Spectral distribution of the normalized adjacency matrix

Spectral distribution of the Laplacian

Spectral graph drawing based on the adjacency matrix

Spectral graph drawing based on the Laplacian

Spectral graph drawing based on the normalized adjacency matrix

Degree assortativity

Zipf plot

Hop distribution

Double Laplacian graph drawing

Delaunay graph drawing

In/outdegree scatter plot

Edge weight/multiplicity distribution

Clustering coefficient distribution

Average neighbor degree distribution


Matrix decompositions plots



[1] Jérôme Kunegis. KONECT – The Koblenz Network Collection. In Proc. Int. Conf. on World Wide Web Companion, pages 1343–1350, 2013. [ http ]
[2] Yukio Takahata. Diachronic changes in the dominance relations of adult female Japanese monkeys of the Arashiyama B group. In L. M. Fedigan and P. J. Asquith, editors, The Monkeys of Arashiyama: Thirty-five Years of Res. in Japan and the West, pages 123–139. 1991.