Instance: rand-2-40-11-414-200-76_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:49
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 8.78 9.00 79,988 MAX VALUE 19,674.20 1.34 0.15 1.68
Relational linkage 0.27 0.73 0.55 0.55 242.36 0.00 -267.39 0.08 0.14 1.25
Tightness 0.11 0.32 0.20 0.20 83.47 0.00 -669.68 0.04 0.18 2.85
Tuples 82 108 96.60 97.00 39,994 MAX VALUE 1,891.82 4.32 0.04 2.85
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 16 27 20.70 20.50 828 MAX VALUE 120.88 2.66 0.13 2.30
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: 4
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 79 255 165.80 170.00 1,658 6.91e+21 50.29 63.60 0.38 2.30
Cluster variables 17 31 24.30 25.00 243 5.66e+13 31.67 5.18 0.21 2.16
Separator constraints 0 233 124.40 116.00 1,244 0 None 69.53 0.56 2.30
Separator variables 0 30 20.30 21.00 203 0 None 8.22 0.41 2.30
Dual tree decomposition
Number of clusters: 38
Number of leaves: 20
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 246 3,380 848.37 573.50 32,238 MAX VALUE 247.10 696.78 0.82 3.64
Cluster variables 31 260 77.13 50.50 2,931 MAX VALUE 157.80 55.67 0.72 3.46
Separator constraints 0 1,728 630.03 477.50 23,941 0 None 410.24 0.65 3.64
Separator variables 0 188 66.24 46.50 2,517 0 None 42.35 0.64 3.46
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 0.57 0.52 0.53 20.98 0.00 -25.84 0.02 0.04 3.42
Degree 16 27 20.70 20.50 828 MAX VALUE 120.88 2.66 0.13 2.30
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 85.64%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.85 1.00 0.92 0.91 36.84 0.04 -3.33 0.04 0.05 3.26
Degree 16 39 33.40 36.00 1,336 MAX VALUE 139.42 6.19 0.19 2.31
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.71%
MCB compute time (ms): 4,344
MCB cycles: 8,465
Triangles: 55,104
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 0.51 0.50 209.13 0.00 -282.76 0.01 0.01 4.95
Degree 30 51 40.08 40.00 16,594 MAX VALUE 1,526.27 3.71 0.09 2.72
Eccentricity 2 3 3.00 3.00 1,240 MAX VALUE 454.01 0.07 0.02 0.03
MCB cycle size 3 4 3.02 3.00 25,524 MAX VALUE 9,336.86 0.12 0.04 0.08
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,447
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 542.79 0.88 0.23 1.21
Eccentricity 6 10 8.10 8.00 3,353 MAX VALUE 864.35 0.72 0.09 1.09
MCB cycle size 3 10 6.62 7.00 2,484 MAX VALUE 702.59 1.17 0.18 1.55
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: 9.52%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.51 1.00 0.82 0.79 340.95 0.00 -86.73 0.14 0.17 3.78
Degree 2 136 39.32 9.00 16,280 MAX VALUE 1,100.07 49.47 1.26 3.46
Eccentricity 3 5 3.78 4.00 1,566 MAX VALUE 546.55 0.53 0.14 0.78
Incidence graph
Density: 0.81%
MCB compute time (ms): 495
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 407.84 5.36 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