Extraction of adaptive wavelet packet filter-bank-based acoustic feature for speech emotion recognition.
Yongming HuangAo WuGuobao ZhangYue LiPublished in: IET Signal Process. (2015)
Keyphrases
- wavelet packet
- filter bank
- speech emotion recognition
- space frequency quantization
- image coding
- subband
- multiscale
- perfect reconstruction
- denoising
- signal processing
- feature vectors
- multiresolution
- computationally efficient
- frequency domain
- wavelet decomposition
- wavelet transform
- frequency band
- wavelet function
- lifting scheme
- image coder
- image features
- quadtree
- feature set
- transform coding
- building blocks
- image compression
- machine learning