Instance: rand-2-40-11-414-200-79_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:37
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 80,128 MAX VALUE 19,692.50 1.32 0.15 1.67
Relational linkage 0.18 0.73 0.56 0.55 246.09 0.00 -261.30 0.08 0.15 1.29
Tightness 0.07 0.30 0.20 0.20 82.89 0.00 -673.25 0.04 0.18 2.87
Tuples 85 112 96.77 97.00 40,064 MAX VALUE 1,892.53 4.43 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 14 26 20.70 21.00 828 MAX VALUE 120.84 2.73 0.13 2.27
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: 11
Number of leaves: 7
Tree depth: 2
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 60 245 145.54 114.00 1,601 1.90e+23 53.60 65.42 0.45 2.27
Cluster variables 15 30 22.36 20.00 246 5.15e+14 33.88 5.26 0.24 1.97
Separator constraints 0 230 107.91 91.00 1,187 0 None 67.09 0.62 2.40
Separator variables 0 29 18.73 18.00 206 0 None 7.54 0.40 2.10
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 2,649 830.00 572.50 31,540 MAX VALUE 246.86 634.48 0.76 3.56
Cluster variables 29 232 76.18 49.50 2,895 MAX VALUE 157.62 53.09 0.70 3.42
Separator constraints 0 1,484 611.45 509.50 23,235 0 None 365.90 0.60 3.56
Separator variables 0 174 65.29 46.50 2,481 0 None 40.16 0.62 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 0.52 0.52 20.90 0.00 -26.02 0.03 0.05 3.50
Degree 14 26 20.70 21.00 828 MAX VALUE 120.84 2.73 0.13 2.27
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.18%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.81 1.00 0.91 0.91 36.33 0.02 -3.92 0.05 0.06 3.11
Degree 14 39 32.05 35.00 1,282 MAX VALUE 137.39 7.01 0.22 2.33
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.71%
MCB compute time (ms): 69,456
MCB cycles: 8,174
Triangles: 55,195
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 0.55 0.51 0.50 209.25 0.00 -282.53 0.01 0.01 4.86
Degree 28 49 40.12 40.00 16,610 MAX VALUE 1,526.69 3.66 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 24,587 MAX VALUE 8,998.76 0.09 0.03 0.05
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 2,158
MCB cycles: 376
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 543.27 0.86 0.23 1.18
Eccentricity 7 10 8.21 8.00 3,397 MAX VALUE 869.84 0.70 0.09 1.06
MCB cycle size 4 9 6.57 7.00 2,472 MAX VALUE 701.47 1.17 0.18 1.52
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: 9.47%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 1.00 0.82 0.79 340.20 0.00 -87.43 0.14 0.17 3.76
Degree 2 144 39.10 8.00 16,186 MAX VALUE 1,104.31 49.00 1.25 3.52
Eccentricity 3 5 3.76 4.00 1,555 MAX VALUE 543.77 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 1,112
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 26 3.65 2.00 1,656 MAX VALUE 407.80 5.36 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