Instance: rand-2-40-11-414-200-90_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 2 11 8.80 9.00 80,110 MAX VALUE 19,688.40 1.33 0.15 1.68
Relational linkage 0.18 0.73 0.55 0.55 243.82 0.00 -265.66 0.09 0.16 1.34
Tightness 0.07 0.31 0.20 0.20 82.97 0.00 -672.74 0.04 0.18 2.87
Tuples 83 112 96.75 97.00 40,055 MAX VALUE 1,892.43 4.41 0.05 2.87
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 15 27 20.70 20.00 828 MAX VALUE 120.77 3.08 0.15 2.44
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: 3
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 75 258 140.80 117.50 1,408 1.20e+21 48.53 63.43 0.45 2.30
Cluster variables 16 31 22.00 20.50 220 2.07e+13 30.66 5.06 0.23 2.03
Separator constraints 0 226 99.40 82.00 994 0 None 59.54 0.60 2.30
Separator variables 0 29 18.00 18.00 180 0 None 7.25 0.40 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 247 2,792 829.61 602.50 31,525 MAX VALUE 246.64 639.92 0.77 3.56
Cluster variables 31 240 75.97 51.50 2,887 MAX VALUE 157.48 53.02 0.70 3.40
Separator constraints 0 1,618 610.00 491.50 23,180 0 None 374.91 0.61 3.56
Separator variables 0 180 65.08 49.50 2,473 0 None 40.21 0.62 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 0.47 0.60 0.53 0.53 21.17 0.00 -25.51 0.03 0.06 3.54
Degree 15 27 20.70 20.00 828 MAX VALUE 120.77 3.08 0.15 2.44
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.69%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.82 1.00 0.91 0.91 36.42 0.02 -3.81 0.05 0.06 3.28
Degree 15 39 32.25 35.00 1,290 MAX VALUE 137.72 6.87 0.21 2.21
Eccentricity 1 2 1.95 2.00 78 2.75e+11 26.34 0.22 0.11 0.20
Dual graph
Density: 9.76%
MCB compute time (ms): 26,620
MCB cycles: 9,081
Triangles: 56,099
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 0.54 0.51 0.50 209.92 0.00 -281.22 0.01 0.02 5.13
Degree 30 52 40.31 40.00 16,690 MAX VALUE 1,528.18 4.20 0.10 2.83
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.03 3.00 27,504 MAX VALUE 10,051.60 0.17 0.06 0.13
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,674
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 6 3.81 4.00 1,576 MAX VALUE 542.40 0.90 0.24 1.22
Eccentricity 6 9 7.67 8.00 3,177 MAX VALUE 842.35 0.60 0.08 0.91
MCB cycle size 4 10 6.78 7.00 2,544 MAX VALUE 711.81 1.18 0.17 1.57
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: 10.35%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.56 1.00 0.83 0.80 344.71 0.00 -81.31 0.13 0.16 3.78
Degree 2 143 42.76 9.00 17,704 MAX VALUE 1,117.60 53.52 1.25 3.46
Eccentricity 3 5 3.72 4.00 1,539 MAX VALUE 539.36 0.52 0.14 0.76
Incidence graph
Density: 0.81%
MCB compute time (ms): 692
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 407.73 5.38 1.47 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