ISCAS
2011
IEEE
12 years 8 months ago
2011
IEEE
—Linearity and spectral performance test contributes most cost of ADC test. This paper presents a new method for testing an ADC’s SNR from its linearity test data. The method d...
ICASSP
2011
IEEE
2011
IEEE
An evaluation of noise power spectral density estimation algorithms in adverse acoustic environments
12 years 8 months ago
Noise power spectral density estimation is an important component of speech enhancement systems due to its considerable effect on the quality and the intelligibility of the enhanc...
TSP
2008
13 years 4 months ago
2008
We consider the problem of detecting a subspace signal in white Gaussian noise when the noise power may be different under the null hypothesis--where it is assumed to be known--and...
TASLP
2008
13 years 4 months ago
2008
This paper considers estimation of the noise spectral variance from speech signals contaminated by highly nonstationary noise sources. The method can accurately track fast changes ...
ICASSP
2008
IEEE
13 years 10 months ago
2008
IEEE
We consider estimation of the noise spectral variance from speech signals contaminated by highly nonstationary noise sources. In each time frame, for each frequency bin, the noise...