Word Pronunciation & Dictionary

overfit

Word Rarity Very rare

Frequency: Zipf frequency 1.12 in modern English

Syllables: over-fit
IPA

13

Scrabble Score

7

Letters

2

Syllables

7

Unique Chars

Meaning

verb

To use a statistical model that has too many parameters relative to the size of the sample, leading to a good fit with the sample data but a poor fit with new data.

Example Sentences

"In all modeling techniques, and neural networks in particular, care must be taken not to overtrain or overfit the model. If possible, models should be interpreted in terms of their mechanistic meaning."
"If your strategy is to always fit and use the global model, you will probably overfit the model (i.e., include unnecessary variables)."

Etymology

From over- + fit.

Word Breakdown

Prefix: over

Inflected Forms

overfits (present, singular) overfitting (participle, present) overfitted (participle, past) overfitted (past)

Phrases

overfit stream

Frequently Paired Words

overfit stream

Antonyms

underfit

Questions

What does overfit mean?: To use a statistical model that has too many parameters relative to the size of the sample, leading to a good fit with the sample data but a poor fit with new data.
Where does overfit come from?: From over- + fit.

How to pronounce overfit

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