Title :
Robust Pitch Estimation At Very Low SNR Exploiting Time and Frequency Domain Cues
Author :
Shahnaz, C. ; Zhu, W.P. ; Ahmad, M.O.
Author_Institution :
Dept. of Electr. & Comput. Eng., Concordia Univ., Montreal, Que., Canada
fDate :
March 18-23, 2005
Keywords :
correlation methods; difference equations; frequency estimation; harmonic analysis; speech processing; time-frequency analysis; CAMDF; autocorrelation function half-wave rectified version; circular average magnitude difference function; dominant pitch-harmonic estimation; emphasized pitch-peaks; joint time/frequency domain cues; low SNR; noisy speech; nonpitch peak suppression; speech pitch estimation; Autocorrelation; Frequency domain analysis; Frequency estimation; Gaussian noise; Robustness; Signal processing; Speech enhancement; Speech processing; Time domain analysis; Working environment noise;
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.2005.1415132
