YouTube trials speech-to-text function, making videos more searchable


YouTube has developed technology to automatically transcribe speech from a video’s audio track, and then embed that text into the video.

The process has been tested on speeches by John McCain and Barack Obama, and allows users to search for key words (such as “Iraq” or “free trade”) which will then bring up the exact position in each video where that phrase is spoken. The transcript is then available in the timeline underneath the video…