Instance: rand-2-40-11-414-200-84_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:39
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 8.81 9.00 80,230 MAX VALUE 19,706.60 1.31 0.15 1.66
Relational linkage 0.36 0.73 0.56 0.55 246.91 0.00 -259.08 0.08 0.14 1.29
Tightness 0.11 0.31 0.20 0.20 82.47 0.00 -675.25 0.04 0.18 2.89
Tuples 83 108 96.90 97.00 40,115 MAX VALUE 1,893.05 4.46 0.05 2.89
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 15 27 20.70 20.00 828 MAX VALUE 120.86 2.72 0.13 2.27
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 72 257 162.20 147.00 1,622 4.60e+21 49.88 69.01 0.43 2.30
Cluster variables 16 31 23.90 23.50 239 4.59e+13 31.46 5.54 0.23 2.03
Separator constraints 0 239 120.80 112.00 1,208 0 None 73.44 0.61 2.30
Separator variables 0 30 19.90 21.00 199 0 None 8.31 0.42 2.16
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 266 2,857 828.61 587.50 31,487 MAX VALUE 246.76 641.61 0.77 3.56
Cluster variables 32 238 76.26 50.50 2,898 MAX VALUE 157.62 53.48 0.70 3.35
Separator constraints 0 1,625 610.08 475.50 23,183 0 None 368.05 0.60 3.56
Separator variables 0 185 65.37 47.50 2,484 0 None 40.50 0.62 3.42
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 0.59 0.53 0.53 21.22 0.00 -25.41 0.02 0.05 3.50
Degree 15 27 20.70 20.00 828 MAX VALUE 120.86 2.72 0.13 2.27
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 85.13%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.92 0.91 36.81 0.03 -3.36 0.04 0.04 2.95
Degree 15 39 33.20 35.50 1,328 MAX VALUE 139.09 6.35 0.19 2.18
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): 7,925
MCB cycles: 8,995
Triangles: 55,269
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 0.54 0.51 0.50 209.22 0.00 -282.57 0.01 0.01 4.84
Degree 31 51 40.12 40.00 16,608 MAX VALUE 1,526.46 3.87 0.10 2.75
Eccentricity 3 3 3.00 3.00 1,242 MAX VALUE 454.82 0.00 0.00 0.00
MCB cycle size 3 4 3.02 3.00 27,178 MAX VALUE 9,937.54 0.14 0.05 0.10
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,609
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 1.07 0.00 None 0.02 8.18 0.13
Degree 2 6 3.81 4.00 1,576 MAX VALUE 542.00 0.91 0.24 1.23
Eccentricity 7 10 8.25 8.00 3,417 MAX VALUE 872.41 0.68 0.08 1.03
MCB cycle size 3 9 6.51 7.00 2,443 MAX VALUE 694.69 1.28 0.20 1.62
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: 9.67%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.54 1.00 0.82 0.78 340.26 0.00 -87.14 0.14 0.17 3.84
Degree 2 135 39.95 9.00 16,538 MAX VALUE 1,104.98 50.16 1.26 3.45
Eccentricity 3 5 3.99 4.00 1,653 MAX VALUE 568.42 0.60 0.15 0.90
Incidence graph
Density: 0.81%
MCB compute time (ms): 641
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 407.82 5.36 1.47 0.50
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