This is perhaps the best known database to be found in the pattern recognition literature. The data set contains 3 classes of 50 instances each, where each class refers to a type of iris plant. One class is linearly separable from the other 2; the latter are NOT linearly separable from each other.
Attribute Information:
sepal length in cm sepal width in cm petal length in cm petal width in cm class: -- Iris Setosa -- Iris Versicolour -- Iris Virginica