Instance: rand-2-40-11-414-200-26_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:47
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 8.77 9.00 79,894 MAX VALUE 19,664.90 1.32 0.15 1.67
Relational linkage 0.18 0.73 0.55 0.55 243.73 0.00 -265.23 0.08 0.15 1.27
Tightness 0.09 0.31 0.20 0.20 83.86 0.00 -667.55 0.04 0.17 2.84
Tuples 83 110 96.49 97.00 39,947 MAX VALUE 1,891.35 4.25 0.04 2.84
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 15 26 20.70 21.00 828 MAX VALUE 120.72 3.23 0.16 2.37
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: 6
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 75 246 151.91 123.00 1,671 3.67e+23 54.26 63.88 0.42 2.40
Cluster variables 16 30 22.73 20.00 250 6.21e+14 34.06 5.28 0.23 2.02
Separator constraints 0 226 114.27 89.00 1,257 0 None 67.20 0.59 2.40
Separator variables 0 29 19.09 19.00 210 0 None 7.68 0.40 2.15
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 231 3,022 843.63 570.50 32,058 MAX VALUE 246.65 684.29 0.81 3.64
Cluster variables 30 248 76.74 52.00 2,916 MAX VALUE 157.57 55.09 0.72 3.46
Separator constraints 0 1,748 623.53 495.50 23,694 0 None 405.91 0.65 3.64
Separator variables 0 189 65.84 49.50 2,502 0 None 41.99 0.64 3.49
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 0.47 0.62 0.53 0.54 21.30 0.00 -25.28 0.03 0.06 3.47
Degree 15 26 20.70 21.00 828 MAX VALUE 120.72 3.23 0.16 2.37
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.69%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.82 1.00 0.91 0.91 36.42 0.02 -3.83 0.05 0.06 3.20
Degree 15 39 32.25 35.00 1,290 MAX VALUE 137.69 6.96 0.22 2.49
Eccentricity 1 2 1.95 2.00 78 2.75e+11 26.34 0.22 0.11 0.20
Dual graph
Density: 9.78%
MCB compute time (ms): 37,598
MCB cycles: 8,221
Triangles: 56,447
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 0.51 210.19 0.00 -280.69 0.01 0.02 5.05
Degree 29 50 40.41 40.00 16,728 MAX VALUE 1,528.94 4.35 0.11 2.85
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.01 3.00 24,713 MAX VALUE 9,046.08 0.08 0.03 0.04
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,563
MCB cycles: 375
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.33 0.00 0.00 0.83 0.00 None 0.02 12.17 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.87 0.87 0.23 1.22
Eccentricity 7 11 8.64 9.00 3,578 MAX VALUE 891.28 0.76 0.09 1.14
MCB cycle size 3 10 6.47 7.00 2,425 MAX VALUE 691.94 1.29 0.20 1.63
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: 9.32%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.53 1.00 0.82 0.78 340.22 0.00 -87.33 0.14 0.17 3.77
Degree 2 139 38.48 8.00 15,930 MAX VALUE 1,097.55 48.56 1.26 3.46
Eccentricity 3 5 3.82 4.00 1,580 MAX VALUE 550.06 0.55 0.14 0.81
Incidence graph
Density: 0.81%
MCB compute time (ms): 592
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 407.68 5.39 1.48 0.51
Eccentricity 5 6 5.91 6.00 2,682 MAX VALUE 805.80 0.29 0.05 0.31
MCB cycle size 6 6 6.00 6.00 2,250 MAX VALUE 671.91 0.00 0.00 0.00