Instance: rand-2-40-11-414-200-57_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:35
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 8.82 9.00 80,356 MAX VALUE 19,721.70 1.31 0.15 1.66
Relational linkage 0.27 0.73 0.56 0.55 248.54 0.00 -255.96 0.08 0.14 1.27
Tightness 0.07 0.29 0.20 0.20 81.95 0.00 -677.59 0.04 0.18 2.85
Tuples 86 112 97.05 97.00 40,178 MAX VALUE 1,893.72 4.32 0.04 2.85
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 21.00 828 MAX VALUE 120.73 3.13 0.15 2.31
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: 7
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 69 249 146.64 131.00 1,613 2.04e+23 53.67 67.59 0.46 2.40
Cluster variables 15 30 22.45 22.00 247 5.21e+14 33.89 5.57 0.25 1.85
Separator constraints 0 231 109.00 81.00 1,199 0 None 69.72 0.64 2.40
Separator variables 0 29 18.82 18.00 207 0 None 7.79 0.41 2.02
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 2,896 830.29 582.00 31,551 MAX VALUE 246.62 638.73 0.77 3.60
Cluster variables 29 242 76.21 51.00 2,896 MAX VALUE 157.53 53.48 0.70 3.37
Separator constraints 0 1,598 610.50 483.50 23,199 0 None 367.67 0.60 3.60
Separator variables 0 183 65.32 48.00 2,482 0 None 40.58 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 0.40 0.64 0.53 0.52 21.15 0.00 -25.62 0.04 0.08 3.58
Degree 14 27 20.70 21.00 828 MAX VALUE 120.73 3.13 0.15 2.31
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.31%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.83 1.00 0.91 0.90 36.40 0.02 -3.84 0.05 0.06 3.11
Degree 14 38 32.10 35.00 1,284 MAX VALUE 137.43 7.03 0.22 2.28
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.77%
MCB compute time (ms): 38,740
MCB cycles: 8,341
Triangles: 56,163
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 0.50 209.99 0.00 -281.09 0.01 0.02 5.01
Degree 28 52 40.35 40.00 16,704 MAX VALUE 1,528.53 4.17 0.10 2.80
Eccentricity 2 3 3.00 3.00 1,241 MAX VALUE 454.42 0.05 0.02 0.02
MCB cycle size 3 4 3.01 3.00 25,097 MAX VALUE 9,184.81 0.09 0.03 0.05
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 2,564
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 542.26 0.91 0.24 1.19
Eccentricity 7 10 8.16 8.00 3,377 MAX VALUE 867.49 0.68 0.08 1.03
MCB cycle size 3 10 6.71 7.00 2,515 MAX VALUE 706.66 1.22 0.18 1.56
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: 9.88%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.54 1.00 0.83 0.80 343.93 0.00 -82.46 0.14 0.16 3.80
Degree 2 137 40.79 8.00 16,888 MAX VALUE 1,104.23 51.61 1.27 3.34
Eccentricity 3 5 3.76 4.00 1,555 MAX VALUE 543.77 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 989
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 407.69 5.38 1.48 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