Data
california

california

active ARFF See source Visibility: public Uploaded 03-01-2023 by Leo Grin
0 likes downloaded by 0 people , 0 total downloads 0 issues 0 downvotes
Issue #Downvotes for this reason By


Loading wiki
Help us complete this description Edit
Dataset used in the tabular data benchmark https://github.com/LeoGrin/tabular-benchmark, transformed in the same way. This dataset belongs to the "classification on numerical features" benchmark. Original source: https://www.dcc.fc.up.pt/~ltorgo/Regression/cal_housing.html Please give credit to the original source if you use this dataset.

9 features

price_above_median (target)nominal2 unique values
0 missing
MedIncnumeric12925 unique values
0 missing
HouseAgenumeric52 unique values
0 missing
AveRoomsnumeric19387 unique values
0 missing
AveBedrmsnumeric14229 unique values
0 missing
Populationnumeric3887 unique values
0 missing
AveOccupnumeric18837 unique values
0 missing
Latitudenumeric862 unique values
0 missing
Longitudenumeric844 unique values
0 missing
Show all 9 features

19 properties

NumberOfInstances
20634
Number of instances (rows) of the dataset.
NumberOfFeatures
9
Number of attributes (columns) of the dataset.
NumberOfClasses
2
Number of distinct values of the target attribute (if it is nominal).
NumberOfMissingValues
0
Number of missing values in the dataset.
NumberOfInstancesWithMissingValues
0
Number of instances with at least one value missing.
NumberOfNumericFeatures
8
Number of numeric attributes.
NumberOfSymbolicFeatures
1
Number of nominal attributes.
MinorityClassPercentage
50
Percentage of instances belonging to the least frequent class.
MinorityClassSize
10317
Number of instances belonging to the least frequent class.
NumberOfBinaryFeatures
1
Number of binary attributes.
PercentageOfBinaryFeatures
11.11
Percentage of binary attributes.
PercentageOfInstancesWithMissingValues
0
Percentage of instances having missing values.
PercentageOfMissingValues
0
Percentage of missing values.
AutoCorrelation
1
Average class difference between consecutive instances.
Dimensionality
0
Number of attributes divided by the number of instances.
PercentageOfNumericFeatures
88.89
Percentage of numeric attributes.
MajorityClassPercentage
50
Percentage of instances belonging to the most frequent class.
PercentageOfSymbolicFeatures
11.11
Percentage of nominal attributes.
MajorityClassSize
10317
Number of instances belonging to the most frequent class.
Show all 19 properties

2 tasks

Supervised Classification on california
0 runs - estimation_procedure: 10-fold Crossvalidation - evaluation_measure: predictive_accuracy - target_feature: price_above_median
Supervised Classification on california
0 runs - estimation_procedure: 4-fold Crossvalidation - target_feature: price_above_median
Define a new task