Instance: rand-2-40-11-414-200-93_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:38
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 8.84 9.00 80,530 MAX VALUE 19,741.60 1.32 0.15 1.67
Relational linkage 0.36 0.73 0.57 0.55 249.73 0.00 -253.78 0.08 0.14 1.25
Tightness 0.09 0.35 0.20 0.20 81.23 0.00 -681.89 0.04 0.19 2.84
Tuples 79 110 97.26 97.00 40,265 MAX VALUE 1,894.60 4.43 0.05 2.84
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 8 27 20.70 21.00 828 MAX VALUE 120.47 3.50 0.17 2.22
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: 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 24 268 129.30 125.50 1,293 1.70e+20 46.58 77.12 0.60 2.30
Cluster variables 9 31 20.40 21.00 204 7.14e+12 29.60 6.50 0.32 1.70
Separator constraints 0 251 87.90 87.00 879 0 None 67.18 0.76 2.30
Separator variables 0 30 16.40 18.50 164 0 None 7.72 0.47 1.83
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 223 2,827 825.66 551.00 31,375 MAX VALUE 246.64 630.15 0.76 3.64
Cluster variables 27 235 75.61 50.50 2,873 MAX VALUE 157.28 52.90 0.70 3.35
Separator constraints 0 1,612 604.58 476.00 22,974 0 None 360.05 0.60 3.64
Separator variables 0 185 64.71 46.50 2,459 0 None 40.07 0.62 3.38
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 0.60 0.53 0.53 21.22 0.00 -25.42 0.03 0.06 3.62
Degree 8 27 20.70 21.00 828 MAX VALUE 120.47 3.50 0.17 2.22
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 80.64%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.80 1.00 0.91 0.91 36.46 0.02 -3.78 0.05 0.06 3.09
Degree 8 39 31.45 34.00 1,258 MAX VALUE 136.10 7.65 0.24 2.15
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.83%
MCB compute time (ms): 7,725
MCB cycles: 10,777
Triangles: 56,815
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 0.66 0.51 0.50 210.51 0.00 -280.28 0.02 0.04 4.83
Degree 26 52 40.58 41.00 16,802 MAX VALUE 1,530.96 4.13 0.10 2.77
Eccentricity 2 3 2.99 3.00 1,239 MAX VALUE 453.61 0.08 0.03 0.04
MCB cycle size 3 4 3.05 3.00 32,830 MAX VALUE 11,983.30 0.21 0.07 0.19
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,861
MCB cycles: 377
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 542.88 0.87 0.23 1.22
Eccentricity 6 10 8.09 8.00 3,350 MAX VALUE 863.91 0.73 0.09 1.10
MCB cycle size 4 10 6.66 7.00 2,509 MAX VALUE 707.68 1.22 0.18 1.59
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: 9.79%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 1.00 0.83 0.79 342.55 0.00 -84.19 0.14 0.17 3.83
Degree 2 138 40.44 9.00 16,744 MAX VALUE 1,105.49 51.18 1.27 3.41
Eccentricity 3 5 3.79 4.00 1,570 MAX VALUE 547.51 0.54 0.14 0.80
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 27 3.65 2.00 1,656 MAX VALUE 407.44 5.40 1.48 0.49
Eccentricity 5 6 5.91 6.00 2,681 MAX VALUE 805.62 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