overfitting
overfitting is the present participle and gerund of overfit.
Meaning of overfit
Verb
overfit (third-person singular simple present overfits, present participle overfitting, simple past and past participle overfitted)
- 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.
- 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.2004, Mark T.D. Cronin, Predicting Chemical Toxicity and Fate, CRC Press, →ISBN, page 169
- Antonyms:
- underfit
Noun
overfitting (countable and uncountable, plural overfittings)
- 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.
Forms of overfitting
| plural | overfittings |
|---|
Questions about overfitting
- What does overfitting mean?
- Overfitting means 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.
- What is overfitting the present participle and gerund of?
- Overfitting is the present participle and gerund of overfit.
- What part of speech is overfitting?
- Overfitting is a noun.
- What is the plural of overfitting?
- The plural of overfitting is overfittings.
Words near overfitting in the dictionary
Source and license
Adapted from Wiktionary: overfitting (page history and authors); overfit (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “overfitting.” Word.ws, https://word.ws/overfitting. Based on Wiktionary, CC BY-SA 4.0.