Instance: rand-2-40-180-84-900-18_ext
Number of variables: 40
Number of constraints: 84
Satisfiable: None
Timestamp: 2017-10-27 10:58:23
Stampede: v1.0.0-797-g05e223c
Boost: 1.64.0
Benchmark comments

Instance comments



Component #1 Number of variables: 40
Number of constraints: 84
General features
Number of coarse blocks: 29,340
Number of unique subscopes: 35
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Arity 2 2 2.00 2.00 168 1.93e+25 58.22 0.00 0.00 0.00
Coarse blocks size 3 36 17.95 18.00 526,715 MAX VALUE 83,945.70 4.04 0.22 2.81
Relational linkage 0.02 0.14 0.08 0.08 482.30 0.00 -16,322.10 0.02 0.20 2.43
Tightness 0.90 0.91 0.90 0.90 75.62 0.00 -8.83 0.00 0.00 4.22
Tuples 3,059 3,368 3,232.44 3,235.00 271,525 MAX VALUE 678.79 54.43 0.02 4.22
Domain size 180 180 180.00 180.00 7,200 MAX VALUE 207.72 0.00 0.00 0.00
Constraints per subscope 2 10 4.66 4.00 163 1.34e+22 50.95 1.96 0.42 1.85
Partitions per subscope 180 180 180.00 180.00 6,300 MAX VALUE 181.75 0.00 0.00 0.00
Tree decomposition
Number of clusters: 31
Number of leaves: 12
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 9 4.16 4.00 129 3.82e+16 38.18 2.33 0.56 1.82
Cluster variables 2 10 4.84 4.00 150 6.74e+19 45.66 2.20 0.45 1.99
Separator constraints 0 7 1.45 1.00 45 0 None 1.76 1.21 1.59
Separator variables 0 9 3.55 3.00 110 0 None 2.09 0.59 2.03
Dual tree decomposition
Number of clusters: 38
Number of leaves: 11
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 4 60 20.11 12.00 764 MAX VALUE 102.94 15.56 0.77 3.03
Cluster variables 4 25 9.97 8.00 379 4.77e+35 82.15 5.59 0.56 2.58
Separator constraints 0 34 10.50 7.00 399 0 None 9.11 0.87 2.90
Separator variables 0 19 7.76 7.00 295 0 None 4.37 0.56 2.52
Primal graph
Density: 10.77%
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 0.67 None 0.11 None None None None None 2.52
Degree 1 10 4.20 4.00 168 1.34e+22 50.95 2.19 0.52 1.99
Eccentricity 3 6 4.35 4.00 174 2.09e+25 58.30 0.69 0.16 1.04
Triangulated primal graph
Density: 19.87%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.42 1.00 None 0.71 None None None None None 3.29
Degree 1 21 7.75 5.00 310 1.17e+29 66.93 6.14 0.79 2.57
Eccentricity 3 5 3.77 4.00 151 7.01e+22 52.60 0.61 0.16 0.91
Dual graph
Density: 10.47%
MCB compute time (ms): 57
MCB cycles: 285
Triangles: 566
Dot-file path: None
PDF-file path: None

Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 0.54 0.50 45.18 0.00 -54.55 0.14 0.27 3.30
Degree 3 17 8.69 8.00 730 MAX VALUE 175.38 3.19 0.37 2.50
Eccentricity 3 5 3.94 4.00 331 MAX VALUE 114.56 0.47 0.12 0.68
MCB cycle size 3 6 3.15 3.00 898 MAX VALUE 324.79 0.45 0.14 0.44
Minimal dual graph
Density: 3.67%
MCB compute time (ms): 14
MCB cycles: 45
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 0.32
Degree 1 4 3.05 3.00 256 MAX VALUE 91.38 0.65 0.21 0.98
Eccentricity 6 9 7.01 7.00 589 MAX VALUE 162.98 0.87 0.12 1.20
MCB cycle size 4 10 7.00 7.00 315 5.33e+37 86.87 1.19 0.17 1.57
Triangulated dual graph
Density: 26.76%
Triangles: 6,346
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.58 1.00 0.78 0.75 65.11 0.00 -22.55 0.13 0.17 3.86
Degree 3 45 22.21 17.50 1,866 MAX VALUE 236.96 14.24 0.64 3.44
Eccentricity 3 5 3.35 3.00 281 MAX VALUE 100.50 0.52 0.16 0.71
Triangulated minimal dual graph
Density: 11.42%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.33 1.00 None 0.67 None None None None None 2.84
Degree 1 29 9.48 5.00 796 MAX VALUE 152.72 8.93 0.94 2.68
Eccentricity 3 6 4.52 4.50 380 MAX VALUE 125.87 0.66 0.15 1.00
Incidence graph
Density: 2.20%
MCB compute time (ms): 20
MCB cycles: 45
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 1.05
Degree 1 10 2.71 2.00 336 MAX VALUE 109.17 1.62 0.60 1.17
Eccentricity 6 12 8.73 9.00 1,083 MAX VALUE 267.80 1.07 0.12 1.45
MCB cycle size 6 10 7.73 8.00 348 MAX VALUE 91.33 1.37 0.18 1.01