ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
The quality and intelligibility of narrowband telephone speech can be enhanced by artifical bandwidth extension. This study combines Gaussian mixture model-based (GMM) mel spectr...
ICMCS
2006
IEEE
13 years 10 months ago
2006
IEEE
Most of the current speech transmission systems are only able to deliver speech signals in a narrow frequency band. This narrowband speech is characterized by a thin and muffled ...