The iris Dataset (鳶尾花資料集) n Sources (Perhaps the best known dataset in pattern recognition) u u u n n Creator: R. A. Fisher Donor: Michael Marshall Date: July, 1988 Number of Instances: 150 (50 in each of 3 classes) Number of Input Attributes: 4, numeric Missing Attribute Values: None Attribute Information u u u 2021/10/23 sepal (花萼) length (in cm) sepal width (in cm) petal (花瓣) length (in cm) petal width (in cm) class: iris Setosa, iris Versicolour, iris Virginica (3 classes) 13