Meaning of OOV | Babel Free

Definitions

1. An item in a television (especially news) broadcast consisting of pictures alone, to be played on screen while the presenter continues to talk out of vision and provide commentary.
2. Initialism of out of vocabulary: describing a term encountered in the input which is not present in a system's dictionary or database of known terms.
   abbreviation, alt-of, initialism

Examples

“Rather, the n-grams are calculated as usual only for the most common k words, and all other words are regarded as Out-Of-Vocabulary (OOV) items and mapped to a single token such as .”

CEFR level