Multiscale Sparse Dictionary Learning With Rate Constraint for Seismic Data Compression.
Xin TianPublished in: IEEE Access (2019)
Keyphrases
- data compression
- dictionary learning
- multiscale
- sparse representation
- sparse coding
- sparsity constraints
- natural images
- image representation
- compression algorithm
- image processing
- signal processing
- group sparsity
- wavelet transform
- compression ratio
- compressed data
- sparse codes
- lossless data compression
- image segmentation
- face recognition
- image reconstruction
- keypoints
- high dimensional data
- compressive sensing
- unsupervised learning
- image classification
- sparse representation based classification
- data mining