Instance: rand-2-40-11-414-200-95_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 4 11 8.76 9.00 79,752 MAX VALUE 19,647.20 1.34 0.15 1.68
Relational linkage 0.36 0.73 0.55 0.55 244.18 0.00 -263.74 0.08 0.14 1.25
Tightness 0.09 0.33 0.20 0.21 84.45 0.00 -665.18 0.04 0.18 2.87
Tuples 81 110 96.32 96.00 39,876 MAX VALUE 1,890.58 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 20.50 828 MAX VALUE 120.80 2.95 0.14 2.34
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 72 262 167.00 170.00 1,670 5.47e+21 50.05 73.43 0.44 2.30
Cluster variables 16 31 24.10 25.00 241 4.80e+13 31.50 5.92 0.25 1.97
Separator constraints 0 230 125.60 103.00 1,256 0 None 78.53 0.63 2.30
Separator variables 0 29 20.10 19.50 201 0 None 8.64 0.43 1.97
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 215 2,849 838.92 596.50 31,879 MAX VALUE 246.85 663.04 0.79 3.60
Cluster variables 29 237 76.74 51.50 2,916 MAX VALUE 157.69 54.39 0.71 3.33
Separator constraints 0 1,608 619.71 520.50 23,549 0 None 382.84 0.62 3.60
Separator variables 0 184 65.84 48.50 2,502 0 None 41.28 0.63 3.33
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 0.59 0.53 0.53 21.14 0.00 -25.56 0.03 0.05 3.62
Degree 15 27 20.70 20.50 828 MAX VALUE 120.80 2.95 0.14 2.34
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 0.85 1.00 0.92 0.92 36.92 0.04 -3.24 0.04 0.04 3.21
Degree 15 39 33.30 36.00 1,332 MAX VALUE 139.19 6.36 0.19 2.20
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.74%
MCB compute time (ms): 47,551
MCB cycles: 8,500
Triangles: 55,773
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 0.50 209.55 0.00 -281.94 0.01 0.02 4.88
Degree 28 51 40.24 40.00 16,660 MAX VALUE 1,527.48 4.12 0.10 2.80
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 25,603 MAX VALUE 9,367.84 0.11 0.04 0.07
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,607
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 543.74 0.83 0.22 1.17
Eccentricity 7 11 8.76 9.00 3,625 MAX VALUE 896.23 0.87 0.10 1.27
MCB cycle size 4 9 6.62 7.00 2,484 MAX VALUE 701.59 1.26 0.19 1.61
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: 9.59%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.83 0.79 341.65 0.00 -85.53 0.14 0.17 3.79
Degree 2 135 39.61 8.00 16,400 MAX VALUE 1,102.29 50.10 1.26 3.45
Eccentricity 3 5 3.76 4.00 1,557 MAX VALUE 543.90 0.55 0.15 0.81
Incidence graph
Density: 0.81%
MCB compute time (ms): 665
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 407.76 5.37 1.47 0.50
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