120 search results - page 15 / 24 » Maximum entropy models for speech confidence estimation |
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
Training accurate acoustic models typically requires a large amount of transcribed data, which can be expensive to obtain. In this paper, we describe a novel semi-supervised learn...
ICIP
2000
IEEE
14 years 9 months ago
2000
IEEE
This paper presents an approach to estimating the parameters of continuous density HMMs for visual speech recognition. One of the key issues of image-based visual speech recogniti...
SDM
2003
SIAM
13 years 9 months ago
2003
SIAM
We study the interaction between global and local techniques in data mining. Specifically, we study the collections of frequent sets in clusters produced by a probabilistic clust...
ICASSP
2009
IEEE
14 years 2 months ago
2009
IEEE
When exposed to environmental noise, speakers adjust their speech production to maintain intelligible communication. This phenomenon, called Lombard effect (LE), is known to consi...
ICASSP
2010
IEEE
13 years 8 months ago
2010
IEEE
This paper considers the enhancement of noisy speech. Earlier studies have revealed that an approach that enhances spectral envelopes by using prior knowledge about the all-pole (...