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| Number | Title | Issue Date |
| 7415409 | Method to train the language model of a speech recognition system to convert and index voicemails on a search engine A method and a related system to index voicemail documents by training a language model for a speaker or group of speakers by using existing emails and contact information on available repositories. ... | 08/19/2008 |
| 7272558 | Speech recognition training method for audio and video file indexing on a search engine A method and a related system to index audio and video documents and to automatically train the language model of a speech recognition system according to the context of the documents being indexed. ... | 09/18/2007 |
