Instance: rand-2-40-11-414-200-15_ext
Number of variables: 40
Number of constraints: 414
Satisfiable: None
Timestamp: 2017-10-27 10:56:37
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 80,036 MAX VALUE 19,681.40 1.33 0.15 1.67
Relational linkage 0.18 0.82 0.56 0.55 244.27 0.00 -264.55 0.08 0.15 1.28
Tightness 0.09 0.31 0.20 0.20 83.27 0.00 -670.74 0.04 0.18 2.85
Tuples 83 110 96.66 97.00 40,018 MAX VALUE 1,892.07 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 29 20.70 20.00 828 MAX VALUE 120.76 3.12 0.15 2.34
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: 7
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 86 239 141.09 105.00 1,552 1.77e+23 53.53 59.45 0.42 2.40
Cluster variables 17 30 22.00 19.00 242 4.46e+14 33.73 5.01 0.23 1.77
Separator constraints 0 209 103.45 86.00 1,138 0 None 60.11 0.58 2.40
Separator variables 0 28 18.36 18.00 202 0 None 7.24 0.39 1.77
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 261 2,780 838.24 586.00 31,853 MAX VALUE 246.85 654.95 0.78 3.53
Cluster variables 32 238 76.47 52.50 2,906 MAX VALUE 157.61 53.97 0.71 3.39
Separator constraints 0 1,639 618.47 511.00 23,502 0 None 383.81 0.62 3.53
Separator variables 0 181 65.58 48.50 2,492 0 None 41.07 0.63 3.35
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 0.61 0.54 0.53 21.45 0.00 -25.00 0.03 0.06 3.48
Degree 16 29 20.70 20.00 828 MAX VALUE 120.76 3.12 0.15 2.34
Eccentricity 2 2 2.00 2.00 80 1.10e+12 27.73 0.00 0.00 0.00
Triangulated primal graph
Density: 81.67%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.81 1.00 0.91 0.90 36.23 0.02 -4.04 0.06 0.06 3.00
Degree 16 39 31.85 35.00 1,274 MAX VALUE 137.12 7.09 0.22 2.19
Eccentricity 1 2 1.93 2.00 77 1.37e+11 25.65 0.26 0.14 0.27
Dual graph
Density: 9.77%
MCB compute time (ms): 74,938
MCB cycles: 7,965
Triangles: 56,281
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 0.55 0.51 0.50 210.13 0.00 -280.81 0.01 0.02 5.01
Degree 31 53 40.34 40.00 16,702 MAX VALUE 1,528.42 4.28 0.11 2.84
Eccentricity 3 3 3.00 3.00 1,242 MAX VALUE 454.82 0.00 0.00 0.00
MCB cycle size 3 4 3.00 3.00 23,897 MAX VALUE 8,751.02 0.02 0.01 0.00
Minimal dual graph
Density: 0.92%
MCB compute time (ms): 1,869
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 542.38 0.91 0.24 1.18
Eccentricity 7 10 8.03 8.00 3,324 MAX VALUE 860.82 0.70 0.09 1.05
MCB cycle size 3 9 6.71 7.00 2,517 MAX VALUE 708.07 1.13 0.17 1.53
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: 10.23%
Feature min max mean median sum prod ln(prod) std_dev COV ENT
Clustering coefficient 0.53 1.00 0.83 0.80 343.30 0.00 -83.25 0.14 0.17 3.78
Degree 2 141 42.23 9.00 17,484 MAX VALUE 1,119.85 52.64 1.25 3.44
Eccentricity 3 5 3.72 4.00 1,542 MAX VALUE 540.23 0.52 0.14 0.75
Incidence graph
Density: 0.81%
MCB compute time (ms): 764
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 29 3.65 2.00 1,656 MAX VALUE 407.73 5.38 1.48 0.50
Eccentricity 5 6 5.91 6.00 2,684 MAX VALUE 806.17 0.28 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