Instance: rand-2-40-11-414-200-22_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:47
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 8.79 9.00 80,096 MAX VALUE 19,687.20 1.33 0.15 1.68
Relational linkage 0.18 0.73 0.55 0.55 243.73 0.00 -265.23 0.08 0.15 1.29
Tightness 0.09 0.31 0.20 0.20 83.02 0.00 -672.25 0.04 0.18 2.87
Tuples 84 110 96.73 97.00 40,048 MAX VALUE 1,892.36 4.42 0.05 2.87
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 16 26 20.70 20.00 828 MAX VALUE 120.89 2.58 0.12 2.26
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: 5
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 78 252 156.20 144.00 1,562 3.57e+21 49.63 64.50 0.41 2.30
Cluster variables 17 31 23.60 23.00 236 4.20e+13 31.37 5.20 0.22 2.03
Separator constraints 0 220 114.80 95.50 1,148 0 None 67.31 0.59 2.16
Separator variables 0 29 19.60 19.50 196 0 None 7.98 0.41 2.03
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
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 263 2,693 823.05 583.50 31,276 MAX VALUE 246.78 623.96 0.76 3.56
Cluster variables 32 231 76.05 49.00 2,890 MAX VALUE 157.60 52.88 0.70 3.37
Separator constraints 0 1,529 604.92 487.00 22,987 0 None 353.90 0.59 3.53
Separator variables 0 180 65.16 47.00 2,476 0 None 39.95 0.61 3.37
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 0.58 0.52 0.52 20.84 0.00 -26.12 0.02 0.05 3.36
Degree 16 26 20.70 20.00 828 MAX VALUE 120.89 2.58 0.12 2.26
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 0.92 36.71 0.03 -3.48 0.04 0.05 3.20
Degree 16 39 33.05 35.00 1,322 MAX VALUE 138.91 6.39 0.19 2.30
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.70%
MCB compute time (ms): 4,292
MCB cycles: 11,601
Triangles: 54,909
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 0.53 0.50 0.50 209.03 0.00 -282.95 0.01 0.01 4.89
Degree 31 49 40.04 40.00 16,578 MAX VALUE 1,526.02 3.52 0.09 2.66
Eccentricity 2 3 3.00 3.00 1,241 MAX VALUE 454.42 0.05 0.02 0.02
MCB cycle size 3 4 3.06 3.00 35,553 MAX VALUE 12,960.80 0.25 0.08 0.24
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,439
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 2 6 3.81 4.00 1,576 MAX VALUE 542.87 0.88 0.23 1.20
Eccentricity 7 10 8.43 8.00 3,489 MAX VALUE 880.43 0.83 0.10 1.21
MCB cycle size 3 10 6.63 7.00 2,487 MAX VALUE 702.74 1.20 0.18 1.59
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: 9.57%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.48 1.00 0.83 0.79 341.66 0.00 -85.90 0.14 0.17 3.74
Degree 2 137 39.53 9.00 16,364 MAX VALUE 1,098.59 49.86 1.26 3.41
Eccentricity 3 5 3.86 4.00 1,599 MAX VALUE 555.08 0.55 0.14 0.82
Incidence graph
Density: 0.81%
MCB compute time (ms): 618
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 26 3.65 2.00 1,656 MAX VALUE 407.86 5.36 1.47 0.50
Eccentricity 5 6 5.91 6.00 2,683 MAX VALUE 805.98 0.29 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