Instance: rand-2-40-11-414-200-74_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:45
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 80,084 MAX VALUE 19,683.80 1.34 0.15 1.68
Relational linkage 0.27 0.73 0.55 0.55 243.82 0.00 -264.86 0.08 0.15 1.27
Tightness 0.11 0.31 0.20 0.20 83.07 0.00 -671.54 0.04 0.18 2.84
Tuples 83 108 96.72 97.00 40,042 MAX VALUE 1,892.32 4.30 0.04 2.84
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 20.50 828 MAX VALUE 120.83 2.84 0.14 2.37
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: 5
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 71 240 162.64 189.00 1,789 7.19e+23 54.93 66.76 0.41 2.40
Cluster variables 16 30 24.18 27.00 266 1.22e+15 34.74 5.49 0.23 1.64
Separator constraints 0 220 125.00 89.00 1,375 0 None 73.71 0.59 2.40
Separator variables 0 29 20.55 19.00 226 0 None 8.31 0.40 1.85
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 245 2,974 852.45 557.50 32,393 MAX VALUE 247.07 692.69 0.81 3.53
Cluster variables 31 248 77.26 51.00 2,936 MAX VALUE 157.79 55.82 0.72 3.31
Separator constraints 0 1,742 633.58 478.00 24,076 0 None 417.88 0.66 3.53
Separator variables 0 188 66.37 47.50 2,522 0 None 42.77 0.64 3.31
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 0.47 0.60 0.53 0.52 21.01 0.00 -25.82 0.03 0.06 3.58
Degree 15 27 20.70 20.50 828 MAX VALUE 120.83 2.84 0.14 2.37
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 84.74%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.92 0.91 36.75 0.03 -3.44 0.05 0.05 3.13
Degree 15 39 33.05 35.50 1,322 MAX VALUE 138.86 6.50 0.20 2.28
Eccentricity 1 2 1.95 2.00 78 2.75e+11 26.34 0.22 0.11 0.20
Dual graph
Density: 9.73%
MCB compute time (ms): 21,399
MCB cycles: 8,808
Triangles: 55,503
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 0.50 209.41 0.00 -282.21 0.01 0.01 4.96
Degree 30 51 40.18 40.00 16,634 MAX VALUE 1,527.05 3.92 0.10 2.77
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.02 3.00 26,607 MAX VALUE 9,729.22 0.14 0.05 0.10
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,720
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 542.57 0.89 0.23 1.20
Eccentricity 6 10 8.15 8.00 3,376 MAX VALUE 867.31 0.69 0.08 1.05
MCB cycle size 4 9 6.59 7.00 2,471 MAX VALUE 700.18 1.21 0.18 1.58
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: 10.07%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.57 1.00 0.83 0.79 343.06 0.00 -83.36 0.14 0.16 3.77
Degree 2 137 41.59 8.50 17,218 MAX VALUE 1,112.94 51.96 1.25 3.44
Eccentricity 3 5 3.74 4.00 1,549 MAX VALUE 542.24 0.51 0.14 0.74
Incidence graph
Density: 0.81%
MCB compute time (ms): 609
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 407.79 5.37 1.47 0.51
Eccentricity 5 6 5.91 6.00 2,682 MAX VALUE 805.80 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