Speech Enhancement Under Low SNR Conditions Via Noise Estimation Using Sparse and Low-Rank NMF with Kullback-Leibler Divergence.
Meng SunYinan LiJort F. GemmekeXiongwei ZhangPublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2015)
Keyphrases
- kullback leibler divergence
- low snr
- noise estimation
- noise model
- noise level
- noisy images
- mutual information
- information theoretic
- noise reduction
- denoising
- probability density function
- distance measure
- edge detection
- additive noise
- linear combination
- frequency domain
- computer vision
- image compression
- gaussian noise
- wiener filter