Instance: rand-2-40-11-414-200-88_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:34
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 8.79 9.00 80,060 MAX VALUE 19,685.60 1.32 0.15 1.67
Relational linkage 0.36 0.73 0.56 0.55 245.73 0.00 -260.95 0.08 0.14 1.26
Tightness 0.09 0.31 0.20 0.20 83.17 0.00 -671.69 0.04 0.18 2.87
Tuples 84 110 96.69 97.00 40,030 MAX VALUE 1,892.16 4.47 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 27 20.70 20.50 828 MAX VALUE 120.77 3.00 0.15 2.47
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 69 257 152.20 129.50 1,522 2.25e+21 49.16 69.25 0.45 2.30
Cluster variables 15 31 22.80 21.50 228 2.76e+13 30.95 5.72 0.25 2.16
Separator constraints 0 237 110.80 93.50 1,108 0 None 69.50 0.63 2.30
Separator variables 0 30 18.80 19.00 188 0 None 8.03 0.43 2.30
Dual tree decomposition
Number of clusters: 38
Number of leaves: 19
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 230 3,099 837.66 580.00 31,831 MAX VALUE 246.81 664.16 0.79 3.56
Cluster variables 30 254 76.71 51.00 2,915 MAX VALUE 157.64 54.67 0.71 3.37
Separator constraints 0 1,607 618.29 501.50 23,495 0 None 385.83 0.62 3.56
Separator variables 0 177 65.82 47.50 2,501 0 None 41.59 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 0.48 0.60 0.54 0.54 21.61 0.00 -24.69 0.03 0.06 3.62
Degree 14 27 20.70 20.50 828 MAX VALUE 120.77 3.00 0.15 2.47
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 83.72%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.85 1.00 0.92 0.90 36.65 0.03 -3.55 0.05 0.05 3.21
Degree 14 38 32.65 35.50 1,306 MAX VALUE 138.23 6.77 0.21 2.28
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.75%
MCB compute time (ms): 5,515
MCB cycles: 8,466
Triangles: 55,878
Dot-file path: None
PDF-file path: None

Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 0.56 0.51 0.50 209.78 0.00 -281.49 0.01 0.02 5.02
Degree 29 51 40.27 40.00 16,672 MAX VALUE 1,527.79 4.10 0.10 2.81
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 25,473 MAX VALUE 9,322.43 0.09 0.03 0.05
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,678
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 542.45 0.90 0.24 1.21
Eccentricity 6 10 7.92 8.00 3,277 MAX VALUE 854.93 0.69 0.09 1.04
MCB cycle size 4 9 6.76 7.00 2,535 MAX VALUE 710.92 1.13 0.17 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: 10.20%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.55 1.00 0.83 0.80 345.12 0.00 -81.16 0.14 0.17 3.71
Degree 2 144 42.12 8.00 17,438 MAX VALUE 1,113.98 52.67 1.25 3.40
Eccentricity 3 5 3.70 4.00 1,533 MAX VALUE 537.83 0.51 0.14 0.74
Incidence graph
Density: 0.81%
MCB compute time (ms): 593
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 5.37 1.47 0.52
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