Instance: rand-2-40-11-414-200-33_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 3 11 8.80 9.00 80,140 MAX VALUE 19,695.40 1.32 0.15 1.67
Relational linkage 0.27 0.73 0.56 0.55 246.91 0.00 -259.09 0.08 0.14 1.28
Tightness 0.10 0.31 0.20 0.20 82.84 0.00 -672.76 0.03 0.17 2.83
Tuples 84 109 96.79 97.00 40,070 MAX VALUE 1,892.63 4.23 0.04 2.83
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 14 25 20.70 21.00 828 MAX VALUE 120.78 2.88 0.14 2.30
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: 3
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 64 239 152.27 155.00 1,675 2.69e+23 53.95 68.10 0.45 2.15
Cluster variables 15 30 23.09 24.00 254 6.78e+14 34.15 5.84 0.25 1.97
Separator constraints 0 220 114.64 125.00 1,261 0 None 70.72 0.62 2.27
Separator variables 0 29 19.45 22.00 214 0 None 8.19 0.42 2.15
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
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 216 2,846 826.53 542.00 31,408 MAX VALUE 246.66 632.97 0.77 3.60
Cluster variables 29 241 76.24 48.00 2,897 MAX VALUE 157.61 53.25 0.70 3.26
Separator constraints 0 1,669 607.53 487.50 23,086 0 None 361.98 0.60 3.60
Separator variables 0 186 65.34 45.50 2,483 0 None 40.33 0.62 3.37
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 0.57 0.53 0.53 21.09 0.00 -25.64 0.02 0.04 3.55
Degree 14 25 20.70 21.00 828 MAX VALUE 120.78 2.88 0.14 2.30
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 83.21%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.91 0.91 36.57 0.03 -3.63 0.05 0.05 3.22
Degree 14 38 32.45 35.00 1,298 MAX VALUE 137.92 6.84 0.21 2.21
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.73%
MCB compute time (ms): 22,779
MCB cycles: 8,090
Triangles: 55,463
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 0.50 209.53 0.00 -281.99 0.01 0.02 4.77
Degree 28 48 40.20 41.00 16,644 MAX VALUE 1,527.44 3.71 0.09 2.68
Eccentricity 2 3 3.00 3.00 1,241 MAX VALUE 454.42 0.05 0.02 0.02
MCB cycle size 3 4 3.00 3.00 24,273 MAX VALUE 8,888.64 0.02 0.01 0.00
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,822
MCB cycles: 375
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.17 0.00 0.00 0.33 0.00 None 0.01 12.50 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.78 0.88 0.23 1.20
Eccentricity 7 10 8.20 8.00 3,396 MAX VALUE 869.69 0.71 0.09 1.08
MCB cycle size 3 9 6.62 7.00 2,482 MAX VALUE 702.83 1.11 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: 10.08%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 1.00 0.83 0.79 343.77 0.00 -82.58 0.14 0.16 3.73
Degree 2 140 41.61 8.00 17,228 MAX VALUE 1,110.70 52.17 1.25 3.33
Eccentricity 3 5 3.77 4.00 1,562 MAX VALUE 545.40 0.54 0.14 0.79
Incidence graph
Density: 0.81%
MCB compute time (ms): 653
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 407.74 5.37 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