Phoneme, Grapheme, Lexicon & Design Choices for ASR
2019-11-14
Definitions: Phoneme – Distinct sounds in a language Grapheme – Distinct unit written in a language Lexicon – Dictionary that maps phoneme to graph(i.e. Arpabet) Architecture design choices of the above for ASR : 1. Target audio straight to Grapheme(without lexicon) – so basically extract features to Graphemes(words) – usedContinue Reading