resampling

noun

UK /ˌriːˈsɑːmplɪŋ/

US /ˌriːˈsæmplɪŋ/

Resampling is when you take a new sample from data you already have.

The scientist used resampling to check if her results were reliable.

SYNONYMS

re-sampling bootstrapping data resampling sample regeneration

RELATED WORDS

sampling statistics data analysis simulation estimation

OTHER MEANINGS

2. In audio, resampling means changing the number of samples per second in a sound recording.

Resampling the track from 48 kHz to 44.1 kHz made it ready for a CD.

3. In image processing, resampling means changing the pixel grid of a picture to make it bigger or smaller.

Resampling the photo to a higher resolution made it look smoother.

4. In machine learning, resampling means adjusting the balance of classes in a dataset.

Resampling the training data helped the model learn the rare category better.