overfitting

Meaning

1. verb present participle and gerund of overfit
2. noun The production of a statistical model that, due to an excess of parameters relative to the sample size, fits the sample data extremely well but fails to fit new data.

Similar words

overoptimization overparameterization overgeneralization overfactorization overapplication overcategorization overpersonalization overregularization overestimation overcertification

Often followed by

the and is of problem in to by can