417 search results - page 38 / 84 » Signal processing tools for speech recognition |
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper presents a new approach to feature analysis in automatic speech recognition (ASR) based on locality preserving projections (LPP). LPP is a manifold based dimensionality...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
This paper presents a new probabilistic framework of Mandarin speech recognition by incorporating a sophisticated hierarchical prosody model into the conventional HMM-based system...
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...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
Dynamic noise adaptation (DNA) [1, 2] is a model-based technique for improving automatic speech recognition (ASR) performance in noise. DNA has shown promise on artificially mixe...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In this paper, we propose a novel feature space adaptation technique to improve the robustness of speech recognition in noisy environments. Histogram equalization (HEQ) is an effe...