Data
iris

iris

active ARFF Public Domain (CC0) Visibility: public Uploaded 22-04-2021 by Juan Carlos Alfaro Jiménez
0 likes downloaded by 1 people , 1 total downloads 0 issues 0 downvotes
  • Economics partial label ranking Transportation
Issue #Downvotes for this reason By


Loading wiki
Help us complete this description Edit
#### Information A small classic dataset from Fisher, 1936. One of the earliest datasets used for the evaluation of classification methodologies. #### References * Fisher, R. A. (1936), The use of multiple measurements in taxonomic problems, _Annual of Eugenics_, _7_, 179-188.

7 features

L1 (target)nominal3 unique values
0 missing
L2 (target)nominal2 unique values
0 missing
L3 (target)nominal3 unique values
0 missing
A1numeric35 unique values
0 missing
A2numeric23 unique values
0 missing
A3numeric43 unique values
0 missing
A4numeric22 unique values
0 missing
Show all 7 features

19 properties

NumberOfInstances
150
Number of instances (rows) of the dataset.
NumberOfFeatures
7
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
4
Number of numeric attributes.
NumberOfSymbolicFeatures
3
Number of nominal attributes.
PercentageOfBinaryFeatures
14.29
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
0.05
Number of attributes divided by the number of instances.
PercentageOfNumericFeatures
57.14
Percentage of numeric attributes.
MajorityClassPercentage
Percentage of instances belonging to the most frequent class.
PercentageOfSymbolicFeatures
42.86
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.
NumberOfBinaryFeatures
1
Number of binary attributes.
Show all 19 properties

0 tasks

Define a new task