Instance: rand-2-40-11-414-200-91_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:42
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 8.80 9.00 80,182 MAX VALUE 19,700.30 1.32 0.15 1.67
Relational linkage 0.27 0.73 0.55 0.55 243.73 0.00 -264.62 0.08 0.14 1.25
Tightness 0.11 0.31 0.20 0.20 82.67 0.00 -673.79 0.04 0.18 2.86
Tuples 83 108 96.84 97.00 40,091 MAX VALUE 1,892.82 4.32 0.04 2.86
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 13 27 20.70 21.00 828 MAX VALUE 120.74 3.03 0.15 2.31
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: 3
Dot-file path: None
PDF-file path: None
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Cluster constraints 56 263 147.10 124.00 1,471 1.26e+21 48.59 72.86 0.50 2.30
Cluster variables 14 31 22.10 21.00 221 1.91e+13 30.58 5.99 0.27 2.16
Separator constraints 0 227 105.70 80.00 1,057 0 None 70.14 0.66 2.30
Separator variables 0 29 18.10 17.50 181 0 None 7.97 0.44 2.16
Dual tree decomposition
Number of clusters: 38
Number of leaves: 19
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 184 2,932 836.61 572.00 31,791 MAX VALUE 246.72 655.58 0.78 3.64
Cluster variables 27 245 76.47 47.50 2,906 MAX VALUE 157.57 54.16 0.71 3.33
Separator constraints 0 1,620 617.13 505.50 23,451 0 None 381.32 0.62 3.64
Separator variables 0 182 65.58 46.00 2,492 0 None 41.10 0.63 3.38
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 0.48 0.63 0.53 0.53 21.35 0.00 -25.17 0.03 0.05 3.42
Degree 13 27 20.70 21.00 828 MAX VALUE 120.74 3.03 0.15 2.31
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.82%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.83 1.00 0.91 0.90 36.57 0.03 -3.63 0.04 0.05 3.06
Degree 13 38 32.30 35.00 1,292 MAX VALUE 137.65 6.99 0.22 2.18
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Dual graph
Density: 9.76%
MCB compute time (ms): 7,883
MCB cycles: 8,074
Triangles: 55,839
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 0.51 0.50 209.81 0.00 -281.44 0.01 0.02 4.79
Degree 26 50 40.29 41.00 16,680 MAX VALUE 1,528.13 3.93 0.10 2.74
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.00 3.00 24,224 MAX VALUE 8,870.77 0.02 0.01 0.00
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,763
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 542.79 0.88 0.23 1.21
Eccentricity 7 10 8.29 8.00 3,433 MAX VALUE 874.11 0.73 0.09 1.11
MCB cycle size 3 10 6.57 7.00 2,465 MAX VALUE 698.81 1.24 0.19 1.60
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: 9.82%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.83 0.80 343.19 0.00 -83.55 0.14 0.17 3.77
Degree 2 135 40.55 8.00 16,788 MAX VALUE 1,105.82 51.07 1.26 3.40
Eccentricity 3 5 3.88 4.00 1,605 MAX VALUE 556.41 0.57 0.15 0.85
Incidence graph
Density: 0.81%
MCB compute time (ms): 650
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 407.70 5.38 1.47 0.50
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