Instance: rand-2-40-11-414-200-89_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:49
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 8.79 9.00 80,028 MAX VALUE 19,679.20 1.33 0.15 1.67
Relational linkage 0.27 0.73 0.55 0.55 242.73 0.00 -267.16 0.08 0.15 1.32
Tightness 0.11 0.33 0.20 0.20 83.31 0.00 -670.23 0.04 0.18 2.83
Tuples 81 108 96.65 97.00 40,014 MAX VALUE 1,892.04 4.26 0.04 2.83
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 11 28 20.70 21.00 828 MAX VALUE 120.53 3.56 0.17 2.39
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: 11
Number of leaves: 7
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 42 250 146.64 132.00 1,613 1.11e+23 53.06 77.24 0.53 2.27
Cluster variables 12 30 21.73 21.00 239 3.01e+14 33.34 6.51 0.30 2.10
Separator constraints 0 233 109.00 91.00 1,199 0 None 76.95 0.71 2.27
Separator variables 0 29 18.09 18.00 199 0 None 8.26 0.46 2.27
Dual tree decomposition
Number of clusters: 38
Number of leaves: 18
Tree depth: 5
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 149 2,951 843.74 555.50 32,062 MAX VALUE 246.45 677.64 0.80 3.64
Cluster variables 24 243 76.37 51.00 2,902 MAX VALUE 157.37 54.48 0.71 3.42
Separator constraints 0 1,651 622.45 497.00 23,653 0 None 399.23 0.64 3.64
Separator variables 0 183 65.47 47.00 2,488 0 None 41.45 0.63 3.49
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 0.50 0.64 0.55 0.55 21.99 0.00 -24.00 0.03 0.05 3.65
Degree 11 28 20.70 21.00 828 MAX VALUE 120.53 3.56 0.17 2.39
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 81.28%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.83 1.00 0.91 0.90 36.47 0.02 -3.76 0.05 0.06 3.23
Degree 11 38 31.70 35.00 1,268 MAX VALUE 136.61 7.45 0.24 2.35
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.84%
MCB compute time (ms): 52,016
MCB cycles: 8,037
Triangles: 57,157
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 0.58 0.51 0.50 210.87 0.00 -279.44 0.01 0.03 4.97
Degree 23 51 40.62 41.00 16,818 MAX VALUE 1,530.95 4.45 0.11 2.86
Eccentricity 3 3 3.00 3.00 1,242 MAX VALUE 454.82 0.00 0.00 0.00
MCB cycle size 3 4 3.00 3.00 24,112 MAX VALUE 8,829.83 0.01 0.00 0.00
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,743
MCB cycles: 375
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.10 0.00 0.00 0.43 0.00 None 0.01 8.37 0.08
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.56 0.90 0.24 1.19
Eccentricity 7 10 8.28 8.00 3,428 MAX VALUE 873.89 0.64 0.08 0.97
MCB cycle size 3 9 6.52 7.00 2,446 MAX VALUE 695.42 1.27 0.19 1.63
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: 9.65%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 1.00 0.83 0.79 341.84 0.00 -85.28 0.14 0.17 3.77
Degree 2 137 39.85 8.00 16,496 MAX VALUE 1,102.21 50.30 1.26 3.42
Eccentricity 3 5 3.78 4.00 1,564 MAX VALUE 545.98 0.53 0.14 0.79
Incidence graph
Density: 0.81%
MCB compute time (ms): 620
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 28 3.65 2.00 1,656 MAX VALUE 407.49 5.40 1.48 0.51
Eccentricity 5 6 5.91 6.00 2,684 MAX VALUE 806.17 0.28 0.05 0.30
MCB cycle size 6 6 6.00 6.00 2,250 MAX VALUE 671.91 0.00 0.00 0.00