We want the machine learning algorithms to able to handle a variety of background noise, and even relatively loud noises can be accepted provided that they don’t prevent you from hearing the entirety of the text. Quiet background music is OK; music loud enough to prevent you from hearing each and every word is not.
Sifuna inqubo yokufunda ngemishini  ikwazi ukuphatha izindlela ezahlukene zomsindo ongemuva, neminye imisindo ephezulu engamukeleka enikeziwe ukuze ukuzwakala kungavimbeki konke emibhalweni. Umculo wangasemuva okhalela phansi ulungile, kodwa umculo ukhalela phezulu ovimba wonke amagama awuvumelekanga.