Instance: rand-2-40-11-414-200-35_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:35
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 8.81 9.00 80,274 MAX VALUE 19,711.00 1.31 0.15 1.66
Relational linkage 0.27 0.73 0.56 0.55 245.73 0.00 -261.68 0.08 0.15 1.29
Tightness 0.10 0.31 0.20 0.20 82.29 0.00 -675.40 0.03 0.17 2.81
Tuples 83 109 96.95 97.00 40,137 MAX VALUE 1,893.33 4.17 0.04 2.81
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 21.00 828 MAX VALUE 120.91 2.46 0.12 2.09
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: 2
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 80 250 152.50 138.50 1,525 2.98e+21 49.45 62.45 0.41 2.30
Cluster variables 17 31 23.30 22.50 233 3.72e+13 31.25 5.12 0.22 2.03
Separator constraints 0 232 111.10 104.00 1,111 0 None 64.72 0.58 2.30
Separator variables 0 30 19.30 20.00 193 0 None 7.81 0.40 2.16
Dual tree decomposition
Number of clusters: 38
Number of leaves: 19
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 262 2,994 830.32 534.00 31,552 MAX VALUE 246.94 639.19 0.77 3.56
Cluster variables 32 249 76.50 50.00 2,907 MAX VALUE 157.76 53.62 0.70 3.16
Separator constraints 0 1,636 612.50 482.50 23,275 0 None 368.48 0.60 3.53
Separator variables 0 177 65.61 44.50 2,493 0 None 40.62 0.62 3.09
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 0.49 0.57 0.53 0.53 21.17 0.00 -25.46 0.02 0.03 3.41
Degree 16 26 20.70 21.00 828 MAX VALUE 120.91 2.46 0.12 2.09
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 84.36%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.84 1.00 0.92 0.91 36.64 0.03 -3.56 0.05 0.05 3.27
Degree 16 39 32.90 35.00 1,316 MAX VALUE 138.68 6.55 0.20 2.35
Eccentricity 1 2 1.95 2.00 78 2.75e+11 26.34 0.22 0.11 0.20
Dual graph
Density: 9.68%
MCB compute time (ms): 15,199
MCB cycles: 8,521
Triangles: 54,651
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 0.50 0.50 208.96 0.00 -283.10 0.01 0.01 4.50
Degree 31 48 39.99 40.00 16,554 MAX VALUE 1,525.62 3.28 0.08 2.57
Eccentricity 2 3 3.00 3.00 1,241 MAX VALUE 454.42 0.05 0.02 0.02
MCB cycle size 3 4 3.01 3.00 25,660 MAX VALUE 9,389.18 0.11 0.04 0.06
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,659
MCB cycles: 375
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.00 0.10 0.00 0.00 0.23 0.00 None 0.01 11.94 0.05
Degree 2 6 3.81 4.00 1,576 MAX VALUE 541.79 0.92 0.24 1.24
Eccentricity 7 10 8.32 8.00 3,443 MAX VALUE 875.52 0.69 0.08 1.04
MCB cycle size 3 10 6.45 6.00 2,419 MAX VALUE 691.32 1.27 0.20 1.65
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: 9.36%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.82 0.78 340.52 0.00 -87.25 0.14 0.17 3.70
Degree 2 133 38.65 8.00 16,000 MAX VALUE 1,090.59 49.19 1.27 3.40
Eccentricity 3 5 3.80 4.00 1,572 MAX VALUE 547.95 0.54 0.14 0.81
Incidence graph
Density: 0.81%
MCB compute time (ms): 628
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 407.87 5.35 1.47 0.48
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