Sparse Wavelet Decomposition and Filter Banks with CNN Deep Learning for Speech Recognition.
Jingzhao DaiYaan ZhangJintao HouXiewen WangLizhe TanJean JiangPublished in: EIT (2019)
Keyphrases
- speech recognition
- wavelet decomposition
- deep learning
- filter bank
- subband
- multiresolution
- multiscale
- wavelet transform
- perfect reconstruction
- image coding
- image compression
- low pass
- wavelet coefficients
- unsupervised learning
- wavelet packet
- bit rate
- hidden markov models
- frequency domain
- machine learning
- high frequency
- wavelet domain
- feature vectors
- language model
- pattern recognition
- wavelet filters
- speech signal
- discrete wavelet transform
- sparse coding
- high dimensional
- sparse representation
- image fusion
- bayesian networks