Seismic Signal Compression Through Delay Compensated and Entropy Constrained Dictionary Learning.
Xin TianAfshin AbdiEntao LiuFaramarz FekriPublished in: SPAWC (2018)
Keyphrases
- dictionary learning
- entropy constrained
- transform coding
- signal processing
- sparse representation
- sparse coding
- vector quantizer
- image compression
- image coding
- vector quantization
- bit allocation
- transform coefficients
- coding scheme
- data compression
- high frequency
- frequency domain
- low bit rate
- rate distortion
- compression algorithm
- compression ratio
- video signals
- subband
- compression scheme
- transform domain
- lossless compression
- image processing
- pattern recognition
- natural images
- computer vision
- peak signal to noise ratio
- wavelet transform
- unsupervised learning
- multiscale
- test images