olemus
diskreetimissageduse vähendamine

ISO/IEC 18477, 19794 jm:
protseduur, millega vähendatakse
komponendi või kujutise ruumsagedust
=
procedure by which the spatial resolution of a component is reduced

näiteid
https://en.wikipedia.org/wiki/Downsampling_(signal_processing)

https://www.ijeat.org/wp-content/uploads/papers/v8i6S/F11910886S19.pdf