Hunter Walk, product manager at Google Video, talked to Beet.tv about advertising and search in Google Video. Google looks at the metadata provided by the video's author, the data provided by the community (labels, comments) and tries to analyze the video in order to understand it. When talking about content analysis, he gives as an example speech-to-text, and that might mean Google will incorporate that explicitly in the future.
Why Google isn't growing - Times of India
1 hour ago