Instance: rand-2-40-11-414-200-25_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:36
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 79,934 MAX VALUE 19,670.30 1.32 0.15 1.67
Relational linkage 0.27 0.73 0.55 0.55 244.18 0.00 -264.43 0.08 0.15 1.31
Tightness 0.11 0.30 0.20 0.20 83.69 0.00 -668.93 0.04 0.18 2.88
Tuples 85 108 96.54 96.50 39,967 MAX VALUE 1,891.52 4.44 0.05 2.88
Domain size 11 11 11.00 11.00 440 MAX VALUE 95.92 0.00 0.00 0.00
Constraints per subscope 12 30 20.70 21.00 828 MAX VALUE 120.67 3.32 0.16 2.33
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: 11
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 47 249 155.18 151.00 1,707 3.02e+23 54.07 70.49 0.45 2.40
Cluster variables 13 30 22.91 24.00 252 6.16e+14 34.05 5.84 0.25 2.15
Separator constraints 0 228 117.55 96.00 1,293 0 None 73.18 0.62 2.40
Separator variables 0 29 19.27 18.00 212 0 None 8.14 0.42 2.27
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 215 2,913 833.47 546.00 31,672 MAX VALUE 246.69 653.60 0.78 3.60
Cluster variables 29 235 75.95 53.00 2,886 MAX VALUE 157.41 53.39 0.70 3.35
Separator constraints 0 1,670 613.05 476.00 23,296 0 None 384.00 0.63 3.56
Separator variables 0 183 65.05 48.00 2,472 0 None 40.53 0.62 3.39
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 0.45 0.63 0.54 0.54 21.58 0.00 -24.78 0.04 0.07 3.55
Degree 12 30 20.70 21.00 828 MAX VALUE 120.67 3.32 0.16 2.33
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 82.95%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.82 1.00 0.91 0.91 36.54 0.03 -3.67 0.05 0.05 3.23
Degree 12 39 32.35 35.00 1,294 MAX VALUE 137.75 6.93 0.21 2.42
Eccentricity 1 2 1.98 2.00 79 5.50e+11 27.03 0.16 0.08 0.12
Dual graph
Density: 9.80%
MCB compute time (ms): 9,733
MCB cycles: 9,127
Triangles: 56,729
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 0.50 210.24 0.00 -280.63 0.01 0.02 4.90
Degree 28 56 40.46 40.00 16,752 MAX VALUE 1,529.26 4.63 0.11 2.89
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 27,553 MAX VALUE 10,076.50 0.14 0.05 0.09
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,816
MCB cycles: 375
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 6 3.81 4.00 1,576 MAX VALUE 542.68 0.89 0.23 1.20
Eccentricity 6 9 7.88 8.00 3,261 MAX VALUE 853.04 0.65 0.08 0.98
MCB cycle size 4 10 6.74 7.00 2,528 MAX VALUE 709.90 1.12 0.17 1.50
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: 10.30%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.58 1.00 0.83 0.80 345.23 0.00 -80.78 0.14 0.16 3.75
Degree 2 140 42.54 9.00 17,612 MAX VALUE 1,117.23 53.37 1.25 3.39
Eccentricity 3 5 3.72 4.00 1,539 MAX VALUE 539.43 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 646
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 30 3.65 2.00 1,656 MAX VALUE 407.64 5.39 1.48 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