Instance: rand-2-40-80-103-800-25_ext
Number of variables: 40
Number of constraints: 103
Satisfiable: None
Timestamp: 2017-10-27 10:58:03
Stampede: v1.0.0-797-g05e223c
Boost: 1.64.0
Benchmark comments

Instance comments



Component #1 Number of variables: 40
Number of constraints: 103
General features
Number of coarse blocks: 16,320
Number of unique subscopes: 38
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Arity 2 2 2.00 2.00 206 1.01e+31 71.39 0.00 0.00 0.00
Coarse blocks size 4 33 16.01 16.00 261,257 MAX VALUE 44,826.50 3.58 0.22 2.69
Relational linkage 0.05 0.26 0.15 0.15 456.96 0.00 -5,826.66 0.03 0.20 2.30
Tightness 0.79 0.81 0.80 0.80 82.39 0.00 -23.00 0.00 0.01 4.21
Tuples 1,190 1,360 1,280.59 1,285.00 131,901 MAX VALUE 736.94 30.77 0.02 4.21
Domain size 80 80 80.00 80.00 3,200 MAX VALUE 175.28 0.00 0.00 0.00
Constraints per subscope 2 10 5.37 5.00 204 1.53e+26 60.29 2.19 0.41 2.02
Partitions per subscope 80 80 80.00 80.00 3,040 MAX VALUE 166.52 0.00 0.00 0.00
Tree decomposition
Number of clusters: 28
Number of leaves: 13
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 1 16 5.89 5.00 165 2.17e+18 42.22 4.04 0.69 2.33
Cluster variables 2 13 6.18 6.00 173 2.43e+20 46.94 3.27 0.53 2.14
Separator constraints 0 12 2.21 1.00 62 0 None 3.05 1.38 1.79
Separator variables 0 12 4.75 4.50 133 0 None 3.14 0.66 2.21
Dual tree decomposition
Number of clusters: 38
Number of leaves: 14
Tree depth: 7
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 1 88 33.08 26.00 1,257 MAX VALUE 121.30 23.14 0.70 3.33
Cluster variables 2 40 13.92 11.50 529 MAX VALUE 93.02 8.72 0.63 2.94
Separator constraints 0 60 18.95 16.50 720 0 None 14.27 0.75 3.28
Separator variables 0 29 11.21 10.00 426 0 None 6.84 0.61 2.88
Primal graph
Density: 13.21%
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 0.40 None 0.10 None None None None None 2.54
Degree 1 10 5.15 5.00 206 1.53e+26 60.29 2.34 0.45 2.12
Eccentricity 3 6 4.53 4.50 181 1.02e+26 59.89 0.71 0.16 1.07
Triangulated primal graph
Density: 27.05%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 1.00 None 0.75 None None None None None 3.00
Degree 1 23 10.55 7.50 422 4.20e+34 79.72 7.65 0.72 2.69
Eccentricity 3 5 4.17 4.00 167 4.45e+24 56.76 0.59 0.14 0.88
Dual graph
Density: 10.22%
MCB compute time (ms): 76
MCB cycles: 464
Triangles: 952
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 1.00 None 0.50 None None None None None 3.53
Degree 1 18 10.43 10.00 1,074 MAX VALUE 235.31 3.11 0.30 2.45
Eccentricity 3 5 4.11 4.00 423 MAX VALUE 144.66 0.52 0.13 0.77
MCB cycle size 3 5 3.17 3.00 1,469 MAX VALUE 531.46 0.41 0.13 0.47
Minimal dual graph
Density: 3.16%
MCB compute time (ms): 22
MCB cycles: 64
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.33 None 0.00 None None None None None 0.83
Degree 1 5 3.22 3.00 332 MAX VALUE 117.89 0.68 0.21 1.03
Eccentricity 5 9 7.25 7.00 747 MAX VALUE 203.34 0.86 0.12 1.25
MCB cycle size 3 9 6.78 7.00 434 MAX VALUE 121.20 1.29 0.19 1.62
Triangulated dual graph
Density: 34.25%
Triangles: 20,059
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.50 1.00 None 0.79 None None None None None 4.27
Degree 1 66 34.93 34.00 3,598 MAX VALUE 336.84 20.97 0.60 3.60
Eccentricity 2 4 3.34 3.00 344 MAX VALUE 123.11 0.49 0.15 0.70
Triangulated minimal dual graph
Density: 11.86%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 None 0.70 None None None None None 3.18
Degree 1 37 12.10 5.00 1,246 MAX VALUE 205.92 11.71 0.97 2.88
Eccentricity 3 6 4.37 4.00 450 MAX VALUE 150.59 0.68 0.16 1.03
Incidence graph
Density: 2.03%
MCB compute time (ms): 30
MCB cycles: 64
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 None 0.00 None None None None None 0.49
Degree 1 10 2.88 2.00 412 MAX VALUE 131.69 1.88 0.65 1.04
Eccentricity 7 12 9.12 9.00 1,304 MAX VALUE 314.93 1.16 0.13 1.48
MCB cycle size 6 10 7.34 8.00 470 MAX VALUE 126.91 1.06 0.14 0.78