How to Train Siri, Cortana, and Google to Understand Your Voice Better | How To Geek
No two people sound exactly alike. Different people have different accents and ways of pronouncing words, and computer voice recognition systems like Siri, Cortana, and Google’s voice search aren’t as good as actual human beings at understanding every voice. Train your voice assistant and it’ll be better at understanding you.
Source: How to Train Siri, Cortana, and Google to Understand Your Voice Better