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road-safety

road-safety

active ARFF Publicly available Visibility: public Uploaded 17-02-2021 by Richard Davis
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Data reported to the police about the circumstances of personal injury road accidents in Great Britain from 1979, and the maker and model information of vehicles involved in the respective accident. This version includes data up to 2015.

67 features

Sex_of_Driver (target)string3 unique values
0 missing
Pedestrian_Crossing-Physical_Facilitiesnumeric6 unique values
43679 missing
Did_Police_Officer_Attend_Scene_of_Accidentnumeric3 unique values
43401 missing
Urban_or_Rural_Areanumeric2 unique values
43377 missing
Carriageway_Hazardsnumeric6 unique values
43590 missing
Special_Conditions_at_Sitenumeric8 unique values
43617 missing
Road_Surface_Conditionsnumeric5 unique values
43893 missing
Weather_Conditionsnumeric9 unique values
43377 missing
Light_Conditionsnumeric5 unique values
43377 missing
LSOA_of_Accident_Locationstring25979 unique values
64485 missing
Pedestrian_Crossing-Human_Controlnumeric3 unique values
43696 missing
2nd_Road_Numbernumeric3707 unique values
44827 missing
2nd_Road_Classnumeric6 unique values
175042 missing
Junction_Controlnumeric4 unique values
174021 missing
Junction_Detailnumeric9 unique values
43379 missing
Speed_limitnumeric8 unique values
43377 missing
Road_Typenumeric6 unique values
43377 missing
1st_Road_Numbernumeric3938 unique values
43377 missing
Local_Authority_(Highway)string204 unique values
43377 missing
Vehicle_Reference_dfnumeric28 unique values
0 missing
Casualty_Referencenumeric38 unique values
0 missing
Casualty_Classnumeric3 unique values
0 missing
Sex_of_Casualtynumeric2 unique values
134 missing
Age_of_Casualtynumeric101 unique values
5569 missing
Age_Band_of_Casualtynumeric11 unique values
5569 missing
Casualty_Severitynumeric3 unique values
0 missing
Pedestrian_Locationnumeric11 unique values
2 missing
Pedestrian_Movementnumeric10 unique values
2 missing
Car_Passengernumeric3 unique values
762 missing
Bus_or_Coach_Passengernumeric5 unique values
46 missing
Pedestrian_Road_Maintenance_Workernumeric3 unique values
166 missing
Casualty_Typenumeric21 unique values
0 missing
Casualty_Home_Area_Typenumeric3 unique values
39795 missing
Casualty_IMD_Decilenumeric10 unique values
69577 missing
Hit_Object_in_Carriagewaynumeric12 unique values
163 missing
Engine_Capacity_(CC)numeric1140 unique values
93346 missing
Age_Band_of_Drivernumeric11 unique values
35869 missing
Age_of_Drivernumeric95 unique values
35869 missing
Journey_Purpose_of_Drivernumeric6 unique values
22 missing
Was_Vehicle_Left_Hand_Drive?numeric2 unique values
1483 missing
1st_Point_of_Impactnumeric5 unique values
206 missing
Hit_Object_off_Carriagewaynumeric12 unique values
1 missing
Vehicle_Leaving_Carriagewaynumeric9 unique values
159 missing
Propulsion_Codenumeric11 unique values
92636 missing
Skidding_and_Overturningnumeric6 unique values
176 missing
Junction_Locationnumeric9 unique values
84 missing
Vehicle_Location-Restricted_Lanenumeric10 unique values
176 missing
Vehicle_Manoeuvrenumeric18 unique values
184 missing
Towing_and_Articulationnumeric6 unique values
379 missing
Vehicle_Typenumeric20 unique values
62 missing
Vehicle_Reference_df_resnumeric37 unique values
0 missing
1st_Road_Classnumeric6 unique values
43377 missing
Age_of_Vehiclenumeric72 unique values
107105 missing
Driver_Home_Area_Typenumeric3 unique values
60709 missing
Location_Easting_OSGRnumeric78609 unique values
43450 missing
Location_Northing_OSGRnumeric82205 unique values
43450 missing
Longitudenumeric117588 unique values
43450 missing
Latitudenumeric116292 unique values
43450 missing
Police_Forcenumeric49 unique values
43377 missing
Accident_Severitynumeric3 unique values
43377 missing
Number_of_Vehiclesnumeric15 unique values
43377 missing
Number_of_Casualtiesnumeric21 unique values
43377 missing
Datestring365 unique values
43377 missing
Day_of_Weeknumeric7 unique values
43377 missing
Timestring1439 unique values
43421 missing
Local_Authority_(District)numeric356 unique values
43377 missing
Accident_Indexstring140056 unique values
0 missing
Show all 67 features

19 properties

NumberOfInstances
363243
Number of instances (rows) of the dataset.
NumberOfFeatures
67
Number of attributes (columns) of the dataset.
NumberOfClasses
3
Number of distinct values of the target attribute (if it is nominal).
NumberOfMissingValues
2181757
Number of missing values in the dataset.
NumberOfInstancesWithMissingValues
266917
Number of instances with at least one value missing.
NumberOfNumericFeatures
61
Number of numeric attributes.
NumberOfSymbolicFeatures
0
Number of nominal attributes.
PercentageOfSymbolicFeatures
0
Percentage of nominal attributes.
AutoCorrelation
1
Average class difference between consecutive instances.
PercentageOfNumericFeatures
91.04
Percentage of numeric attributes.
PercentageOfMissingValues
8.96
Percentage of missing values.
PercentageOfInstancesWithMissingValues
73.48
Percentage of instances having missing values.
PercentageOfBinaryFeatures
0
Percentage of binary attributes.
NumberOfBinaryFeatures
0
Number of binary attributes.
MinorityClassSize
19824
Number of instances belonging to the least frequent class.
MinorityClassPercentage
5.46
Percentage of instances belonging to the least frequent class.
MajorityClassSize
238639
Number of instances belonging to the most frequent class.
MajorityClassPercentage
65.7
Percentage of instances belonging to the most frequent class.
Dimensionality
0
Number of attributes divided by the number of instances.
Show all 19 properties

1 tasks

Supervised Classification on road-safety
0 runs - estimation_procedure: 4-fold Crossvalidation - target_feature: Sex_of_Driver
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