1
Robert D Preuss, Salim E Roukos, A W F Huggins, Herbert Gish, Marcos A Bergamo, Patrick M Peterson, Alan G Derr: Embedded signalling. Bolt Beranek and Newman, Henry D Pahl Jr, June 7, 1994: US05319735 (599 worldwide citation)

A code signal representing a sequence of code symbols carrying digital information is generated with the frequency components of the code signal being essentially confined to a preselected signalling band lying within the bandwidth of an audio signal within which the code signal is to be embedded. T ...


2
John W McDonough, Herbert Gish, Jan R Rohlicek, Kenney Ng, Phillippe Jeanrenaud: Topic discriminator using posterior probability or confidence scores. BBN Corporation, Lappin & Kusmer, April 29, 1997: US05625748 (173 worldwide citation)

An improved topic discriminator includes an integrated speech recognizer or word and phrase spotter as part of a speech event detector, and a topic classifier trained on topic-dependent event frequencies. The event frequencies are determined from either or both transcribed data with a text event det ...


3
Herbert Gish, William R Belfield: Self-organizing speech recognition for information extraction. Verizon Corporate Services Group, BBN Technologies, June 17, 2008: US07389233 (7 worldwide citation)

A system is provided that trains a speech processing device to recognize any spoken language. The speech processing device is trained by receiving a group of speech frames (302). The group of speech frames is grouped into a group of segments (304). A model of each of the segments is created (306) an ...