äänetunnistuksen
Äänetunnistus, also known as speech recognition or automatic speech recognition (ASR), is a technology that enables computers to understand and transcribe spoken language into text. It is a complex field that involves several stages, including acoustic modeling, language modeling, and pronunciation modeling. Acoustic modeling focuses on recognizing the fundamental sounds of speech, known as phonemes. Language modeling then uses statistical information about word sequences to predict the most likely phrases and sentences. Pronunciation modeling maps the phonetic representations of words to their written forms.
The development of äänetunnistus has a long history, with early research dating back to the mid-20th century.
Current applications of äänetunnistus are diverse. Voice assistants like Siri, Alexa, and Google Assistant rely heavily