Instance: rand-2-40-11-414-200-18_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 8.78 9.00 80,010 MAX VALUE 19,678.70 1.33 0.15 1.68
Relational linkage 0.27 0.82 0.56 0.55 245.18 0.00 -262.69 0.08 0.15 1.28
Tightness 0.09 0.31 0.20 0.20 83.38 0.00 -670.57 0.04 0.18 2.86
Tuples 83 110 96.63 97.00 40,005 MAX VALUE 1,891.93 4.37 0.05 2.86
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 12 27 20.70 21.00 828 MAX VALUE 120.49 3.70 0.18 2.42
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: 6
Tree depth: 2
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 48 272 128.60 122.50 1,286 2.70e+20 47.05 69.45 0.54 2.30
Cluster variables 13 31 20.40 20.50 204 8.43e+12 29.76 5.71 0.28 2.03
Separator constraints 0 199 87.20 89.00 872 0 None 56.74 0.65 2.30
Separator variables 0 27 16.40 18.00 164 0 None 7.07 0.43 2.03
Dual tree decomposition
Number of clusters: 38
Number of leaves: 19
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 147 3,319 845.97 585.50 32,147 MAX VALUE 246.41 690.91 0.82 3.60
Cluster variables 24 256 76.42 51.50 2,904 MAX VALUE 157.31 54.98 0.72 3.46
Separator constraints 0 1,683 624.16 499.00 23,718 0 None 405.00 0.65 3.56
Separator variables 0 183 65.53 48.50 2,490 0 None 41.80 0.64 3.46
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 0.47 0.61 0.54 0.54 21.62 0.00 -24.71 0.04 0.07 3.62
Degree 12 27 20.70 21.00 828 MAX VALUE 120.49 3.70 0.18 2.42
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 80.64%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.81 1.00 0.91 0.90 36.30 0.02 -3.95 0.05 0.06 3.00
Degree 12 38 31.45 35.00 1,258 MAX VALUE 136.31 7.45 0.24 2.31
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.86%
MCB compute time (ms): 19,993
MCB cycles: 8,297
Triangles: 57,568
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 0.51 211.00 0.00 -279.19 0.01 0.03 5.05
Degree 23 51 40.72 41.00 16,858 MAX VALUE 1,531.63 4.74 0.12 2.92
Eccentricity 2 3 2.99 3.00 1,238 MAX VALUE 453.20 0.10 0.03 0.05
MCB cycle size 3 4 3.00 3.00 24,913 MAX VALUE 9,121.52 0.05 0.02 0.02
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,848
MCB cycles: 375
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.33 0.00 0.00 1.20 0.00 None 0.03 9.20 0.09
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.43 0.90 0.24 1.21
Eccentricity 7 10 8.36 8.00 3,461 MAX VALUE 877.73 0.68 0.08 1.03
MCB cycle size 3 9 6.51 7.00 2,443 MAX VALUE 694.82 1.28 0.20 1.62
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: 9.45%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.82 0.78 339.62 0.00 -88.31 0.14 0.17 3.76
Degree 2 140 39.01 8.00 16,150 MAX VALUE 1,099.60 48.70 1.25 3.52
Eccentricity 3 5 3.89 4.00 1,612 MAX VALUE 558.43 0.55 0.14 0.83
Incidence graph
Density: 0.81%
MCB compute time (ms): 672
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 407.45 5.41 1.48 0.51
Eccentricity 5 6 5.90 6.00 2,680 MAX VALUE 805.44 0.30 0.05 0.32
MCB cycle size 6 6 6.00 6.00 2,250 MAX VALUE 671.91 0.00 0.00 0.00