=== Run information ===

Scheme:       weka.associations.Apriori -N 10 -T 0 -C 0.25 -D 0.05 -U 1.0 -M 0.01 -S -1.0 -A -c -1
Relation:     ACCIDENT2020-weka.filters.unsupervised.attribute.NumericToNominal-R2-weka.filters.unsupervised.instance.RemoveWithValues-S0.0-C15-L2-3
Instances:    40458
Attributes:   15
              accident_month
              accident_time
              accident_week
              road_type
              junction_detail
              junction_control
              light_conditions
              weather_conditions
              road_surface_conditions
              area
              vehicle_type
              vehicle_manoeuvre
              sex_of_driver
              age_band_of_driver
              accident_severity
=== Associator model (full training set) ===


Apriori
=======

Minimum support: 0.65 (26298 instances)
Minimum metric <confidence>: 0.25
Number of cycles performed: 7

Generated sets of large itemsets:

Size of set of large itemsets L(1): 8

Size of set of large itemsets L(2): 3

Best rules found:

 1. weather_conditions=Fine 33725 ==> accident_severity=Slight 33725    conf:(1)
 2. vehicle_type=Car 31808 ==> accident_severity=Slight 31808    conf:(1)
 3. junction_control=Uncontrolled 31775 ==> accident_severity=Slight 31775    conf:(1)
 4. area=urban 30268 ==> accident_severity=Slight 30268    conf:(1)
 5. road_type=SingleCarriageway 29514 ==> accident_severity=Slight 29514    conf:(1)
 6. light_conditions=daylight 29335 ==> accident_severity=Slight 29335    conf:(1)
 7. road_surface_conditions=Dry 28157 ==> accident_severity=Slight 28157    conf:(1)
 8. weather_conditions=Fine road_surface_conditions=Dry 27986 ==> accident_severity=Slight 27986    conf:(1)
 9. sex_of_driver=Male 26994 ==> accident_severity=Slight 26994    conf:(1)
10. junction_control=Uncontrolled weather_conditions=Fine 26550 ==> accident_severity=Slight 26550    conf:(1)

