Instance: rand-2-40-11-414-200-52_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 2 11 8.81 9.00 80,224 MAX VALUE 19,704.00 1.32 0.15 1.67
Relational linkage 0.18 0.73 0.56 0.55 246.54 0.00 -260.12 0.08 0.14 1.27
Tightness 0.09 0.30 0.20 0.20 82.50 0.00 -675.01 0.04 0.18 2.85
Tuples 85 110 96.89 97.00 40,112 MAX VALUE 1,893.03 4.39 0.05 2.85
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 17 29 20.70 21.00 828 MAX VALUE 120.85 2.87 0.14 2.14
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: 3
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 87 250 148.30 112.50 1,483 2.46e+21 49.25 58.51 0.39 2.30
Cluster variables 18 31 22.80 20.50 228 3.04e+13 31.04 4.92 0.22 1.97
Separator constraints 0 214 106.90 89.00 1,069 0 None 59.35 0.56 2.30
Separator variables 0 29 18.80 18.50 188 0 None 7.48 0.40 1.97
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 281 2,677 829.32 594.50 31,514 MAX VALUE 246.83 636.70 0.77 3.56
Cluster variables 33 231 76.24 54.00 2,897 MAX VALUE 157.62 53.26 0.70 3.28
Separator constraints 0 1,554 610.37 506.50 23,194 0 None 366.16 0.60 3.56
Separator variables 0 178 65.34 47.00 2,483 0 None 40.35 0.62 3.28
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 0.44 0.64 0.52 0.52 20.97 0.00 -25.92 0.03 0.06 3.52
Degree 17 29 20.70 21.00 828 MAX VALUE 120.85 2.87 0.14 2.14
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 83.72%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.83 1.00 0.91 0.90 36.52 0.02 -3.70 0.05 0.05 3.07
Degree 17 39 32.65 35.00 1,306 MAX VALUE 138.33 6.65 0.20 2.24
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.73%
MCB compute time (ms): 7,581
MCB cycles: 10,746
Triangles: 55,682
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 0.54 0.51 0.50 209.47 0.00 -282.11 0.01 0.02 4.78
Degree 32 54 40.19 40.00 16,640 MAX VALUE 1,527.07 4.13 0.10 2.74
Eccentricity 2 3 2.99 3.00 1,238 MAX VALUE 453.20 0.10 0.03 0.05
MCB cycle size 3 4 3.06 3.00 32,884 MAX VALUE 11,991.50 0.24 0.08 0.23
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,890
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 3 6 3.81 4.00 1,576 MAX VALUE 543.24 0.87 0.23 1.16
Eccentricity 6 10 8.11 8.00 3,356 MAX VALUE 864.75 0.71 0.09 1.07
MCB cycle size 3 10 6.62 7.00 2,484 MAX VALUE 702.71 1.17 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: 9.99%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.53 1.00 0.83 0.80 345.05 0.00 -81.43 0.14 0.17 3.69
Degree 3 140 41.26 8.00 17,080 MAX VALUE 1,108.16 52.10 1.26 3.27
Eccentricity 3 5 3.71 4.00 1,538 MAX VALUE 539.21 0.51 0.14 0.74
Incidence graph
Density: 0.81%
MCB compute time (ms): 605
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 29 3.65 2.00 1,656 MAX VALUE 407.81 5.37 1.47 0.49
Eccentricity 5 6 5.90 6.00 2,680 MAX VALUE 805.44 0.30 0.05 0.32
MCB cycle size 6 6 6.00 6.00 2,250 MAX VALUE 671.91 0.00 0.00 0.00