IB1 instance-based classifier
using 1 nearest neighbour(s) for classification
=== Error on training data ===
Correctly Classified Instances 32560 99.9969 %
Incorrectly Classified Instances 1 0.0031 %
Mean absolute error 0.0001
Root mean squared error 0.0039
Relative absolute error 0.0168 %
Root relative squared error 0.9165 %
Total Number of Instances 32561
=== Confusion Matrix ===
a b <-- classified as
7841 0 | a = >50K
1 24719 | b = <=50K
=== Error on test data ===
Correctly Classified Instances 12895 79.2028 %
Incorrectly Classified Instances 3386 20.7972 %
Mean absolute error 0.208
Root mean squared error 0.456
Relative absolute error 57.2461 %
Root relative squared error 107.342 %
Total Number of Instances 16281
=== Confusion Matrix ===
a b <-- classified as
2153 1693 | a = >50K
1693 10742 | b = <=50K
|