English Dictionary

oversample

verb

(statistics) To sample additional members of a subpopulation, above and beyond the members included in the main sample. / (systems) To sample a signal at a frequency well above its Nyquist rate.

Researchers often oversample certain groups in order to ensure a representative sample.

意味（1）

(statistics) To sample additional members of a subpopulation, above and beyond the members included in the main sample.

意味（2）

(systems) To sample a signal at a frequency well above its Nyquist rate.

Oversampling on Wikipedia.Wikipedia