Title :
Block-based Bandwidth Extension of Narrowband Speech Signal by using CDHMM
Author :
Yao, Sheng ; Chan, Cheung-Fat
Author_Institution :
Dept. of Comput. Eng. & Inf. Technol., City Univ. of Hong Kong, Kowloon, China
fDate :
March 18-23, 2005
Keywords :
hidden Markov models; spectral analysis; speech enhancement; state estimation; 0 to 8 kHz; CDHMM; block-based bandwidth extension; continuous density hidden Markov model; high-band component estimation; hissing artifacts; memoryless bandwidth extension systems; narrowband speech signal; narrowband-to-wideband mapping; spectrally extended wideband speech; speech block; speech quality enhancement; state sequence mapping; whistling artifact reduction; Bandwidth; Degradation; Hidden Markov models; Information technology; Memoryless systems; Narrowband; Speech analysis; Speech enhancement; Speech processing; Wideband;
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.2005.1415233
