Instance: rand-2-40-11-414-200-17_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:31
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 8.80 9.00 80,134 MAX VALUE 19,694.80 1.31 0.15 1.66
Relational linkage 0.27 0.73 0.56 0.55 245.18 0.00 -262.31 0.08 0.14 1.27
Tightness 0.11 0.34 0.20 0.20 82.87 0.00 -672.18 0.03 0.17 2.81
Tuples 80 108 96.78 97.00 40,067 MAX VALUE 1,892.60 4.19 0.04 2.81
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 11 27 20.70 21.00 828 MAX VALUE 120.79 2.81 0.14 2.18
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 43 257 162.70 158.00 1,627 3.87e+21 49.71 69.78 0.43 2.30
Cluster variables 12 31 23.50 24.00 235 3.51e+13 31.19 6.02 0.26 2.03
Separator constraints 0 238 121.30 112.50 1,213 0 None 73.18 0.60 2.30
Separator variables 0 30 19.50 20.50 195 0 None 8.50 0.44 2.16
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
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 231 2,669 820.47 572.50 31,178 MAX VALUE 246.82 609.06 0.74 3.64
Cluster variables 29 229 75.79 49.50 2,880 MAX VALUE 157.53 52.26 0.69 3.44
Separator constraints 0 1,484 601.68 477.00 22,864 0 None 347.90 0.58 3.64
Separator variables 0 177 64.89 46.00 2,466 0 None 39.62 0.61 3.44
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 0.46 0.60 0.53 0.53 21.29 0.00 -25.31 0.03 0.06 3.48
Degree 11 27 20.70 21.00 828 MAX VALUE 120.79 2.81 0.14 2.18
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 84.62%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.86 1.00 0.92 0.91 36.83 0.04 -3.35 0.04 0.05 3.23
Degree 11 38 33.00 36.00 1,320 MAX VALUE 138.67 6.63 0.20 2.20
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.72%
MCB compute time (ms): 11,957
MCB cycles: 8,267
Triangles: 55,318
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 0.50 209.35 0.00 -282.37 0.01 0.02 4.70
Degree 28 50 40.16 40.00 16,628 MAX VALUE 1,527.07 3.70 0.09 2.69
Eccentricity 2 3 3.00 3.00 1,241 MAX VALUE 454.42 0.05 0.02 0.02
MCB cycle size 3 4 3.01 3.00 24,860 MAX VALUE 9,099.20 0.08 0.03 0.04
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,981
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 0.23 0.00 None 0.01 11.94 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.69 0.89 0.23 1.21
Eccentricity 7 10 8.34 8.00 3,451 MAX VALUE 876.40 0.71 0.08 1.06
MCB cycle size 3 9 6.54 7.00 2,452 MAX VALUE 697.75 1.16 0.18 1.55
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: 9.66%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.52 1.00 0.83 0.79 342.03 0.00 -85.06 0.14 0.17 3.80
Degree 2 138 39.91 9.00 16,522 MAX VALUE 1,103.08 50.24 1.26 3.36
Eccentricity 3 5 3.72 4.00 1,541 MAX VALUE 540.13 0.50 0.14 0.73
Incidence graph
Density: 0.81%
MCB compute time (ms): 769
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 407.75 5.37 1.47 0.49
Eccentricity 5 6 5.91 6.00 2,683 MAX VALUE 805.98 0.29 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