Low Bit-Rate Wideband Speech Coding: A Deep Generative Model based Approach.
Gang MinXiongwei ZhangXia ZouXiangyang LiuPublished in: CoRR (2021)
Keyphrases
- generative model
- low bit rate
- coding method
- shape coding
- sparse coding
- speech signal
- coded images
- adaptive quantization
- bit rate
- coding scheme
- image compression
- probabilistic model
- visual quality
- image quality
- video compression
- inter frame
- em algorithm
- compression algorithm
- prior knowledge
- rate distortion
- compression ratio
- bitstream
- machine learning
- video conferencing
- reconstructed image
- subband
- hidden markov models
- expectation maximization
- audio visual
- active learning
- motion estimation
- peak signal to noise ratio
- semi supervised
- dimensionality reduction