Instance: rand-2-40-180-84-900-65_ext
Number of variables: 40
Number of constraints: 84
Satisfiable: None
Timestamp: 2017-10-27 10:58:29
Stampede: v1.0.0-797-g05e223c
Boost: 1.64.0
Benchmark comments

Instance comments



Component #1 Number of variables: 40
Number of constraints: 84
General features
Number of coarse blocks: 29,700
Number of unique subscopes: 37
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Arity 2 2 2.00 2.00 168 1.93e+25 58.22 0.00 0.00 0.00
Coarse blocks size 2 36 18.00 18.00 534,711 MAX VALUE 85,068.30 4.02 0.22 2.81
Relational linkage 0.01 0.14 0.08 0.08 513.14 0.00 -17,211.00 0.02 0.20 2.43
Tightness 0.89 0.91 0.90 0.90 75.60 0.00 -8.85 0.00 0.00 4.14
Tuples 3,071 3,411 3,240.36 3,237.50 272,190 MAX VALUE 679.00 55.11 0.02 4.14
Domain size 180 180 180.00 180.00 7,200 MAX VALUE 207.72 0.00 0.00 0.00
Constraints per subscope 2 7 4.46 4.00 165 1.34e+23 53.25 1.43 0.32 1.71
Partitions per subscope 180 180 180.00 180.00 6,660 MAX VALUE 192.14 0.00 0.00 0.00
Tree decomposition
Number of clusters: 30
Number of leaves: 14
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 1 7 3.53 3.00 106 3.69e+14 33.54 1.75 0.49 1.84
Cluster variables 2 11 5.47 5.00 164 3.61e+20 47.33 2.70 0.49 2.13
Separator constraints 0 3 0.73 0.00 22 0 None 0.96 1.31 1.11
Separator variables 0 10 4.13 4.00 124 0 None 2.62 0.63 2.19
Dual tree decomposition
Number of clusters: 38
Number of leaves: 15
Tree depth: 6
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 3 35 18.11 18.00 688 MAX VALUE 103.87 8.61 0.48 3.06
Cluster variables 3 25 10.50 9.00 399 5.55e+36 84.61 5.34 0.51 2.59
Separator constraints 0 22 9.61 10.50 365 0 None 5.38 0.56 2.78
Separator variables 0 18 8.29 7.50 315 0 None 4.19 0.51 2.64
Primal graph
Density: 10.77%
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 1.00 None 0.07 None None None None None 1.97
Degree 1 7 4.20 4.00 168 1.34e+23 53.25 1.65 0.39 1.85
Eccentricity 4 6 4.55 4.50 182 1.51e+26 60.28 0.59 0.13 0.86
Triangulated primal graph
Density: 22.95%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 None None None None None None None 3.03
Degree 1 22 8.95 6.00 358 3.96e+31 72.76 6.93 0.77 2.72
Eccentricity 3 5 3.77 4.00 151 7.48e+22 52.67 0.57 0.15 0.85
Dual graph
Density: 9.27%
MCB compute time (ms): 28
MCB cycles: 263
Triangles: 377
Dot-file path: None
PDF-file path: None

Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 0.50 0.47 42.25 0.00 -59.34 0.11 0.23 2.83
Degree 2 12 7.69 8.00 646 MAX VALUE 167.95 1.94 0.25 2.01
Eccentricity 4 5 4.31 4.00 362 MAX VALUE 122.25 0.46 0.11 0.62
MCB cycle size 3 6 3.31 3.00 870 MAX VALUE 310.71 0.63 0.19 0.69
Minimal dual graph
Density: 3.67%
MCB compute time (ms): 9
MCB cycles: 45
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.33 None 0.00 None None None None None 0.24
Degree 1 4 3.05 3.00 256 MAX VALUE 91.50 0.63 0.21 0.95
Eccentricity 6 9 7.35 7.00 617 MAX VALUE 167.00 0.81 0.11 1.17
MCB cycle size 3 9 6.78 7.00 305 7.36e+36 84.89 1.46 0.22 1.66
Triangulated dual graph
Density: 27.40%
Triangles: 6,387
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.49 1.00 0.78 0.76 65.27 0.00 -22.55 0.14 0.18 3.76
Degree 2 52 22.74 21.00 1,910 MAX VALUE 240.85 13.93 0.61 3.47
Eccentricity 2 4 3.21 3.00 270 MAX VALUE 97.34 0.44 0.14 0.60
Triangulated minimal dual graph
Density: 12.22%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 None 0.67 None None None None None 2.96
Degree 1 30 10.14 5.00 852 MAX VALUE 158.45 9.21 0.91 2.68
Eccentricity 3 6 4.33 4.00 364 MAX VALUE 122.02 0.71 0.16 1.07
Incidence graph
Density: 2.20%
MCB compute time (ms): 16
MCB cycles: 45
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 None 0.00 None None None None None 1.00
Degree 1 7 2.71 2.00 336 MAX VALUE 111.47 1.39 0.51 1.12
Eccentricity 8 12 9.40 9.00 1,165 MAX VALUE 277.17 0.95 0.10 1.30
MCB cycle size 6 10 8.09 8.00 364 MAX VALUE 93.38 1.40 0.17 1.03