OpenML
Amazon_Electronics_Dataset

Amazon_Electronics_Dataset

active ARFF Publicly available Visibility: public Uploaded 17-01-2023 by Giulio Filippi
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Amazon Reviews data (data source) The repository has several datasets. For this case study, we are using the Electronics dataset.

3 features

Usernominal9826 unique values
0 missing
Itemnominal1305 unique values
0 missing
Ratingnumeric5 unique values
0 missing
Show all 3 features

19 properties

NumberOfInstances
10000
Number of instances (rows) of the dataset.
NumberOfFeatures
3
Number of attributes (columns) of the dataset.
NumberOfClasses
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
1
Number of numeric attributes.
NumberOfSymbolicFeatures
2
Number of nominal attributes.
NumberOfBinaryFeatures
0
Number of binary attributes.
PercentageOfBinaryFeatures
0
Percentage of binary attributes.
PercentageOfInstancesWithMissingValues
0
Percentage of instances having missing values.
AutoCorrelation
Average class difference between consecutive instances.
PercentageOfMissingValues
0
Percentage of missing values.
Dimensionality
0
Number of attributes divided by the number of instances.
PercentageOfNumericFeatures
33.33
Percentage of numeric attributes.
MajorityClassPercentage
Percentage of instances belonging to the most frequent class.
PercentageOfSymbolicFeatures
66.67
Percentage of nominal attributes.
MajorityClassSize
Number of instances belonging to the most frequent class.
MinorityClassPercentage
Percentage of instances belonging to the least frequent class.
MinorityClassSize
Number of instances belonging to the least frequent class.
Show all 19 properties

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