Instance: rand-2-40-11-414-200-19_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:30
Stampede: v1.0.0-797-g05e223c
Boost: 1.64.0
Benchmark comments

Instance comments



Component #1 Number of variables: 40
Number of constraints: 414
General features
Number of coarse blocks: 9,108
Number of unique subscopes: 40
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Arity 2 2 2.00 2.00 828 MAX VALUE 286.96 0.00 0.00 0.00
Coarse blocks size 3 11 8.77 9.00 79,878 MAX VALUE 19,660.20 1.34 0.15 1.68
Relational linkage 0.27 0.82 0.55 0.55 241.82 0.00 -268.48 0.08 0.15 1.27
Tightness 0.10 0.32 0.20 0.20 83.93 0.00 -667.92 0.04 0.18 2.88
Tuples 82 109 96.47 97.00 39,939 MAX VALUE 1,891.22 4.46 0.05 2.88
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 14 27 20.70 21.00 828 MAX VALUE 120.67 3.36 0.16 2.36
Partitions per subscope 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Tree decomposition
Number of clusters: 10
Number of leaves: 5
Tree depth: 3
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 64 263 151.80 152.50 1,518 1.70e+21 48.88 73.94 0.49 2.30
Cluster variables 15 31 22.60 23.00 226 2.44e+13 30.83 5.90 0.26 2.03
Separator constraints 0 235 110.40 84.50 1,104 0 None 73.01 0.66 2.30
Separator variables 0 29 18.60 17.50 186 0 None 8.09 0.43 2.03
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
Tree depth: 4
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 231 3,253 858.26 574.00 32,614 MAX VALUE 246.83 714.58 0.83 3.56
Cluster variables 30 254 77.18 51.50 2,933 MAX VALUE 157.68 55.73 0.72 3.48
Separator constraints 0 1,718 637.68 497.00 24,232 0 None 423.45 0.66 3.56
Separator variables 0 185 66.29 49.50 2,519 0 None 42.33 0.64 3.48
Primal graph
Density: 53.08%
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.48 0.63 0.53 0.53 21.34 0.00 -25.21 0.03 0.06 3.65
Degree 14 27 20.70 21.00 828 MAX VALUE 120.67 3.36 0.16 2.36
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 83.46%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.85 1.00 0.92 0.91 36.64 0.03 -3.55 0.04 0.05 3.14
Degree 14 38 32.55 35.00 1,302 MAX VALUE 138.05 6.84 0.21 2.22
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.80%
MCB compute time (ms): 42,944
MCB cycles: 8,185
Triangles: 56,809
Dot-file path: None
PDF-file path: None

Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.49 0.55 0.51 0.51 210.32 0.00 -280.44 0.01 0.02 5.11
Degree 29 51 40.49 40.00 16,764 MAX VALUE 1,529.52 4.62 0.11 2.91
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.00 3.00 24,566 MAX VALUE 8,995.31 0.04 0.01 0.01
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,830
MCB cycles: 376
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.17 0.00 0.00 0.30 0.00 None 0.01 12.95 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.42 0.90 0.24 1.20
Eccentricity 7 11 8.88 9.00 3,675 MAX VALUE 902.44 0.75 0.08 1.13
MCB cycle size 3 10 6.50 7.00 2,444 MAX VALUE 695.84 1.28 0.20 1.64
Triangulated dual graph
Density: None%
Triangles: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient None None None None None None None None None None
Degree None None None None None None None None None None
Eccentricity None None None None None None None None None None
Triangulated minimal dual graph
Density: 8.96%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.81 0.78 336.88 0.00 -91.90 0.14 0.18 3.80
Degree 2 134 37.01 9.00 15,322 MAX VALUE 1,090.79 46.72 1.26 3.45
Eccentricity 3 5 3.83 4.00 1,587 MAX VALUE 551.75 0.56 0.15 0.83
Incidence graph
Density: 0.81%
MCB compute time (ms): 585
MCB cycles: 375
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.00 0.00 0.00 0.00 0.00 None 0.00 None 0.00
Degree 2 27 3.65 2.00 1,656 MAX VALUE 407.63 5.39 1.48 0.51
Eccentricity 5 6 5.91 6.00 2,682 MAX VALUE 805.80 0.29 0.05 0.31
MCB cycle size 6 6 6.00 6.00 2,250 MAX VALUE 671.91 0.00 0.00 0.00