Single-channel speech separation using sequential discriminative dictionary learning.
Yangfei XuGuangzhao BaoXu XuZhongfu YePublished in: Signal Process. (2015)
Keyphrases
- dictionary learning
- single channel
- speech enhancement
- sparse codes
- object category recognition
- multi channel
- sound source
- sparse representation
- sparse coding
- speech signal
- independent component analysis
- discriminative dictionary
- prior information
- audio visual
- image classification
- frequency domain
- wavelet decomposition
- signal processing
- speech recognition
- noise reduction
- wiener filter
- unsupervised learning
- additive noise
- feature extraction
- generative model
- brain activity
- image patches
- natural images
- high quality