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» The limits of speech recognition
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ACMSE
2009
ACM
14 years 4 months ago
AVARI: animated virtual agent retrieving information
Avari is a virtual receptionist for the Computer Science department at The University of North Carolina at Charlotte. Her components include background subtraction to detect a per...
Lauren Cairco, Dale-Marie Wilson, Vicky Fowler, Mo...
ICASSP
2008
IEEE
14 years 4 months ago
Efficient language model look-ahead probabilities generation using lower order LM look-ahead information
In this paper, an efficient method for language model lookahead probability generation is presented. Traditional methods generate language model look-ahead (LMLA) probabilities fo...
Langzhou Chen, K. K. Chin
ICASSP
2008
IEEE
14 years 4 months ago
Improving Spoken Language Understanding with information retrieval and active learning methods
In the context of deployed spoken dialogue telecom services, we introduce a preprocessor called Fiction into the Spoken Language Understanding (SLU) component. It acts as an inter...
Isabelle Jars, Franck Panaget
ICASSP
2008
IEEE
14 years 4 months ago
Discriminative feature weighting using MCE training for topic identification of spoken audio recordings
In this paper we investigate a discriminative approach to feature weighting for topic identification using minimum classification error (MCE) training. Our approach learns featu...
Timothy J. Hazen, Anna Margolis
ICASSP
2007
IEEE
14 years 4 months ago
Unsupervised Audio Segmentation using Extended Baum-Welch Transformations
Audio segmentation has applications in a variety of contexts, such as audio information retrieval, automatic sound analysis, and as a pre-processing step in speech recognition. Ex...
Tara N. Sainath, Dimitri Kanevsky, Giridharan Iyen...