Instance: rand-2-40-11-414-200-60_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:46
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 4 11 8.79 9.00 80,044 MAX VALUE 19,684.90 1.32 0.15 1.67
Relational linkage 0.36 0.82 0.56 0.55 246.82 0.00 -258.62 0.08 0.14 1.23
Tightness 0.09 0.29 0.20 0.20 83.24 0.00 -670.80 0.04 0.18 2.83
Tuples 86 110 96.67 97.00 40,022 MAX VALUE 1,892.12 4.27 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 15 28 20.70 21.00 828 MAX VALUE 120.89 2.66 0.13 2.17
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: 9
Number of leaves: 4
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 66 270 152.78 160.00 1,375 1.98e+19 44.43 62.87 0.41 1.89
Cluster variables 16 32 23.33 25.00 210 1.63e+12 28.12 5.16 0.22 2.04
Separator constraints 0 182 106.78 87.00 961 0 None 59.69 0.56 2.04
Separator variables 0 27 18.89 18.00 170 0 None 7.87 0.42 2.04
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 246 2,927 840.24 554.50 31,929 MAX VALUE 247.03 666.38 0.79 3.60
Cluster variables 31 244 76.58 51.00 2,910 MAX VALUE 157.71 54.22 0.71 3.35
Separator constraints 0 1,759 621.89 463.00 23,632 0 None 399.24 0.64 3.60
Separator variables 0 187 65.68 45.00 2,496 0 None 41.31 0.63 3.28
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 0.49 0.60 0.53 0.54 21.32 0.00 -25.22 0.03 0.05 3.62
Degree 15 28 20.70 21.00 828 MAX VALUE 120.89 2.66 0.13 2.17
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 85.38%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.87 1.00 0.92 0.92 36.83 0.04 -3.34 0.04 0.04 3.14
Degree 15 38 33.30 36.00 1,332 MAX VALUE 139.25 6.25 0.19 2.13
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.71%
MCB compute time (ms): 7,067
MCB cycles: 8,981
Triangles: 55,176
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 0.53 0.51 0.50 209.13 0.00 -282.77 0.01 0.01 4.69
Degree 30 54 40.08 40.00 16,594 MAX VALUE 1,526.13 3.88 0.10 2.73
Eccentricity 3 3 3.00 3.00 1,242 MAX VALUE 454.82 0.00 0.00 0.00
MCB cycle size 3 4 3.02 3.00 27,093 MAX VALUE 9,909.79 0.13 0.04 0.08
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 2,011
MCB cycles: 375
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 7 3.81 4.00 1,576 MAX VALUE 543.07 0.88 0.23 1.20
Eccentricity 6 11 8.29 8.00 3,433 MAX VALUE 873.50 0.86 0.10 1.27
MCB cycle size 4 9 6.60 7.00 2,475 MAX VALUE 701.06 1.18 0.18 1.56
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: 9.81%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.55 1.00 0.83 0.80 342.88 0.00 -83.82 0.14 0.17 3.76
Degree 2 136 40.51 8.00 16,770 MAX VALUE 1,106.52 51.07 1.26 3.37
Eccentricity 3 5 3.76 4.00 1,556 MAX VALUE 543.67 0.54 0.14 0.80
Incidence graph
Density: 0.81%
MCB compute time (ms): 727
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 407.85 5.36 1.47 0.49
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