Patent ID: 7272558

Claim:
A method for indexing audio/video documents through the use of a search engine, the method comprising: providing, to the search engine, a source of training documents comprising textual content; the search engine retrieving at least some of the training documents from the source of training documents; the search engine extracting the textual content from the retrieved training documents; the search engine indexing the textual content; training a speech recognition profile using the indexed textual content; providing, to the search engine, a source for the audio/video documents each of which comprise an associated audio content; the search engine retrieving at least some of the audio/video documents from the source of documents; the search engine extracting the associated content from the audio/video documents; converting the associated audio content into transcriptions using the trained speech recognition profile; the search engine indexing the transcriptions thereby resulting in an indexing of the audio/video documents; and saving the indexed transcriptions; wherein the training of the speech recognition profile comprises using summary sentences and comparing the number of sentences to a threshold to determine if all sentences will be kept for the training.