Title :
A Hidden Trajectory Model with Bi-directional Target-Filtering: Cascaded vs. Integrated Implementation for Phonetic Recognition
Author :
Deng, Li ; Li, Xiang ; Yu, Dong ; Acero, Alex
Author_Institution :
Microsoft Res., Redmond, WA, USA
fDate :
March 18-23, 2005
Keywords :
Gaussian distribution; cepstral analysis; error statistics; sequences; series (mathematics); speech processing; speech recognition; Gaussian distribution; HTM; TIMIT phonetic recognition task; VTR dynamics; VTR target filtering; acoustic likelihood; acoustic speech model; bi-directional target filtering; bi-directional vocal tract resonance; cepstrum-based acoustic observation; first-order Taylor series approximation; hidden trajectory model; integrated likelihood; large-scale N-best rescoring; local slope; nonlinear mapping function; phone sequence; phonetic recognition; speech recognition; statistical distribution; statistical hidden trajectory modeling; structured long-span context dependence; time-varying mean; training; two-stage cascading; upper error bound; Bidirectional control; Cepstral analysis; Filtering; Hidden Markov models; Nonlinear acoustics; Resonance; Speech recognition; Target recognition; Trajectory; Video recording;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 2005. Proceedings. (ICASSP '05). IEEE International Conference on
Print_ISBN :
0-7803-8874-7
DOI :
10.1109/ICASSP.2005.1415119
