Extracting and utilizing metadata to improve accuracy in speech to text conversions

摘要

A computer-based system and method for speech to text conversion preprocessing of a presentation with a speech audio, useable in real time. The method captures a presentation speech audio input to be converted into text, temporally associates the speech audio input with at least one supporting text source from the same presentation containing common keywords and creates an optimized and prioritized keyword positional index metadata set for inputting into a speech to text conversion processor.