Ecoli (Imbalanced: 4) data set 1: Description. A imbalanced version of the Ecoli data set, where the possitive examples belong to class om and the negative examples belong to the rest. 2: Type. Imbalanced 3: Origin. Real world 4: Instances. 336 5: Features. 7 6: Classes. 2 7: Missing values. No 8: IR: 13.84 9: Header. @relation ecoli4 @attribute Mcg real [0.0, 0.89] @attribute Gvh real [0.16, 1.0] @attribute Lip real [0.48, 1.0] @attribute Chg real [0.5, 1.0] @attribute Aac real [0.0, 0.88] @attribute Alm1 real [0.03, 1.0] @attribute Alm2 real [0.0, 0.99] @attribute Class {positive, negative} @inputs Mcg, Gvh, Lip, Chg, Aac, Alm1, Alm2 @outputs Class