Instance: rand-2-40-11-414-200-87_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:34
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 8.79 9.00 80,042 MAX VALUE 19,681.20 1.33 0.15 1.68
Relational linkage 0.27 0.73 0.56 0.55 244.82 0.00 -263.32 0.08 0.15 1.29
Tightness 0.10 0.34 0.20 0.20 83.25 0.00 -671.20 0.04 0.18 2.87
Tuples 80 109 96.67 97.00 40,021 MAX VALUE 1,892.07 4.47 0.05 2.87
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 13 30 20.70 21.00 828 MAX VALUE 120.64 3.44 0.17 2.46
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: 6
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 54 261 143.30 131.00 1,433 1.20e+21 48.54 65.07 0.45 2.30
Cluster variables 14 31 22.40 21.50 224 2.39e+13 30.81 5.28 0.24 2.30
Separator constraints 0 207 101.90 101.50 1,019 0 None 62.07 0.61 2.16
Separator variables 0 28 18.40 19.50 184 0 None 7.57 0.41 2.30
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 172 2,888 839.61 566.00 31,905 MAX VALUE 246.51 668.51 0.80 3.60
Cluster variables 26 240 76.61 51.00 2,911 MAX VALUE 157.49 54.71 0.71 3.42
Separator constraints 0 1,684 618.74 487.00 23,512 0 None 387.66 0.63 3.60
Separator variables 0 189 65.71 46.50 2,497 0 None 41.64 0.63 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 0.61 0.53 0.53 21.36 0.00 -25.17 0.04 0.07 3.58
Degree 13 30 20.70 21.00 828 MAX VALUE 120.64 3.44 0.17 2.46
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 0.90 36.50 0.02 -3.71 0.05 0.05 3.28
Degree 13 38 32.45 35.00 1,298 MAX VALUE 137.97 6.80 0.21 2.31
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.82%
MCB compute time (ms): 32,367
MCB cycles: 8,099
Triangles: 57,052
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 0.59 0.51 0.50 210.33 0.00 -280.46 0.01 0.02 5.06
Degree 25 55 40.55 40.00 16,786 MAX VALUE 1,529.81 4.84 0.12 2.96
Eccentricity 2 3 2.99 3.00 1,239 MAX VALUE 453.61 0.08 0.03 0.04
MCB cycle size 3 4 3.00 3.00 24,311 MAX VALUE 8,901.69 0.04 0.01 0.01
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,847
MCB cycles: 375
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 542.53 0.90 0.24 1.21
Eccentricity 7 9 8.15 8.00 3,374 MAX VALUE 867.33 0.63 0.08 0.94
MCB cycle size 4 10 6.62 7.00 2,482 MAX VALUE 701.78 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: 9.87%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.55 1.00 0.83 0.80 343.24 0.00 -83.20 0.14 0.16 3.75
Degree 2 139 40.74 8.00 16,868 MAX VALUE 1,104.64 51.51 1.26 3.43
Eccentricity 3 5 3.70 4.00 1,533 MAX VALUE 538.02 0.50 0.13 0.71
Incidence graph
Density: 0.81%
MCB compute time (ms): 625
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 30 3.65 2.00 1,656 MAX VALUE 407.60 5.40 1.48 0.51
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