Instance: rand-2-40-11-414-200-11_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:32
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 8.77 9.00 79,918 MAX VALUE 19,665.90 1.34 0.15 1.68
Relational linkage 0.27 0.73 0.55 0.55 242.46 0.00 -267.10 0.08 0.14 1.25
Tightness 0.10 0.31 0.20 0.20 83.76 0.00 -668.01 0.04 0.17 2.83
Tuples 84 109 96.52 97.00 39,959 MAX VALUE 1,891.47 4.25 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 11 27 20.70 21.00 828 MAX VALUE 120.69 3.16 0.15 2.40
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 39 253 139.60 124.00 1,396 6.65e+20 47.95 70.38 0.50 2.30
Cluster variables 12 31 21.80 21.00 218 1.65e+13 30.43 5.90 0.27 1.89
Separator constraints 0 212 98.20 89.50 982 0 None 66.04 0.67 2.30
Separator variables 0 28 17.80 19.00 178 0 None 7.78 0.44 1.89
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
Tree depth: 4
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 230 3,101 852.18 566.00 32,383 MAX VALUE 247.02 688.88 0.81 3.60
Cluster variables 29 236 77.08 50.50 2,929 MAX VALUE 157.72 55.20 0.72 3.38
Separator constraints 0 1,744 632.32 486.50 24,028 0 None 409.49 0.65 3.60
Separator variables 0 185 66.18 47.50 2,515 0 None 42.09 0.64 3.46
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 0.60 0.53 0.53 21.39 0.00 -25.10 0.03 0.06 3.62
Degree 11 27 20.70 21.00 828 MAX VALUE 120.69 3.16 0.15 2.40
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.44%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.91 0.90 36.51 0.02 -3.70 0.05 0.05 3.00
Degree 11 38 32.15 35.00 1,286 MAX VALUE 137.40 7.08 0.22 2.10
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): 4,223
MCB cycles: 8,957
Triangles: 56,141
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 0.58 0.51 0.50 209.88 0.00 -281.35 0.01 0.02 4.98
Degree 28 51 40.36 40.00 16,710 MAX VALUE 1,528.60 4.21 0.10 2.83
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 27,042 MAX VALUE 9,889.46 0.14 0.05 0.09
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,626
MCB cycles: 380
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.33 0.00 0.00 0.60 0.00 None 0.02 13.05 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 543.23 0.86 0.23 1.19
Eccentricity 7 10 8.24 8.00 3,411 MAX VALUE 871.53 0.71 0.09 1.07
MCB cycle size 3 9 6.70 7.00 2,545 MAX VALUE 716.73 1.13 0.17 1.52
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: 10.04%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.83 0.80 342.37 0.00 -84.41 0.14 0.17 3.76
Degree 2 139 41.45 9.00 17,162 MAX VALUE 1,115.11 51.76 1.25 3.46
Eccentricity 3 5 3.73 4.00 1,546 MAX VALUE 541.31 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 522
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 407.65 5.38 1.48 0.51
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