An Audio Compression Method Based on Wavelet Packet Decomposition, Ordering, and Polynomial Approximation of Expressive Coefficients.
Lucas L. MottaRafael S. MendesMax H. M. CostaPublished in: LATINCOM (2019)
Keyphrases
- polynomial approximation
- method based on wavelet
- wavelet transform
- wavelet filters
- wavelet packet
- image compression
- wavelet coefficients
- lifting scheme
- pointwise
- subband
- data compression
- wavelet neural network
- multiresolution
- compression algorithm
- image coding
- face recognition
- lower bound
- signal processing
- feature extraction
- neural network
- wavelet domain
- linear combination
- compression ratio
- transform coding
- multiscale
- filter bank
- basis functions
- lossless compression
- high frequency
- low frequency
- weighted sum
- transform coefficients
- computational complexity