Instance: rand-2-40-11-414-200-28_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:36
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 79,784 MAX VALUE 19,649.00 1.34 0.15 1.69
Relational linkage 0.36 0.73 0.55 0.55 241.64 0.00 -268.76 0.08 0.15 1.28
Tightness 0.08 0.31 0.20 0.21 84.31 0.00 -665.94 0.04 0.18 2.87
Tuples 84 111 96.36 96.00 39,892 MAX VALUE 1,890.74 4.44 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 13 25 20.70 21.00 828 MAX VALUE 120.84 2.68 0.13 2.18
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: 5
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 55 248 168.00 224.00 1,848 6.45e+23 54.82 77.12 0.46 2.27
Cluster variables 14 30 24.00 29.00 264 9.93e+14 34.53 6.28 0.26 1.80
Separator constraints 0 228 130.36 107.00 1,434 0 None 83.22 0.64 2.40
Separator variables 0 29 20.36 20.00 224 0 None 8.79 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 238 2,681 824.21 564.50 31,320 MAX VALUE 246.81 623.88 0.76 3.64
Cluster variables 30 235 75.95 49.50 2,886 MAX VALUE 157.55 52.90 0.70 3.27
Separator constraints 0 1,628 605.82 470.50 23,021 0 None 365.02 0.60 3.64
Separator variables 0 182 65.05 46.00 2,472 0 None 40.26 0.62 3.27
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 0.60 0.53 0.53 21.17 0.00 -25.54 0.03 0.06 3.65
Degree 13 25 20.70 21.00 828 MAX VALUE 120.84 2.68 0.13 2.18
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 84.49%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.92 0.92 36.87 0.04 -3.31 0.04 0.05 3.16
Degree 13 39 32.95 36.00 1,318 MAX VALUE 138.59 6.69 0.20 2.34
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): 31,610
MCB cycles: 8,269
Triangles: 55,029
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 0.56 0.51 0.50 209.21 0.00 -282.62 0.01 0.02 4.63
Degree 29 47 40.09 40.00 16,598 MAX VALUE 1,526.51 3.48 0.09 2.61
Eccentricity 3 3 3.00 3.00 1,242 MAX VALUE 454.82 0.00 0.00 0.00
MCB cycle size 3 4 3.01 3.00 24,875 MAX VALUE 9,103.99 0.09 0.03 0.05
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,527
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 543.15 0.86 0.23 1.19
Eccentricity 7 11 8.51 8.00 3,522 MAX VALUE 884.65 0.77 0.09 1.15
MCB cycle size 4 9 6.69 7.00 2,507 MAX VALUE 706.79 1.12 0.17 1.50
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: 10.04%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.53 1.00 0.83 0.80 342.86 0.00 -83.83 0.14 0.17 3.75
Degree 2 140 41.45 9.00 17,162 MAX VALUE 1,113.43 51.83 1.25 3.45
Eccentricity 3 5 3.72 4.00 1,539 MAX VALUE 539.43 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 590
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 25 3.65 2.00 1,656 MAX VALUE 407.80 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