Noise Spectrum Estimation with Entropy-Based VAD in Non-stationary Environments.
Bing-Fei WuKun-Ching WangPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2006)
Keyphrases
- power spectrum
- estimation error
- noisy environments
- random noise
- noisy data
- signal subspace
- estimation accuracy
- high frequency
- noise level
- additive noise
- practical problems
- gaussian noise
- estimation process
- accurate estimation
- estimation algorithm
- low frequency
- information theory
- noise reduction
- signal to noise ratio
- active learning
- filtering method
- noisy images
- voice activity detection