olemus
väärindav väljaeraldamine

näiteid
keemias jm, Wiktionary:
extract, verb
2a: to withdraw (something, such as a juice or a constituent element) by physical or chemical process
2b: to treat with a solvent so as to remove a soluble substance
3: to separate (a metal) from an ore
https://en.wikipedia.org/wiki/Extraction_(chemistry)

andmetöötluses, ISO/IEC 2382, extract:
valida ja eemaldada elementide rühmast neid, mis
vastavad etteantud kriteeriumidele
= select and remove from a group of items those which meet specific criteria

biomeetrias, ISO/IEC 24713:
protsess, mis muundab
hõivatud biomeetrilise proovi
biomeetriaandmeteks
= process of converting a captured biometric sample into biometric data

https://en.wikipedia.org/wiki/Information_extraction

https://en.wikipedia.org/wiki/Knowledge_extraction

vt ka
- andmete ekstraheerimine
- ekstrakt
- lähtekoodi ekstraheerimine