Multi-Scale Structured Dictionary Learning for 3-D Point Cloud Attribute Compression.
Yangmei ShenWenrui DaiChenglin LiJunni ZouHongkai XiongPublished in: IEEE Trans. Circuits Syst. Video Technol. (2021)
Keyphrases
- dictionary learning
- multiscale
- sparse representation
- sparse coding
- natural images
- image super resolution
- image representation
- group sparsity
- wavelet transform
- image compression
- image segmentation
- higher order
- object category recognition
- dictionary learning for sparse
- data sets
- sparse codes
- low resolution
- super resolution
- scale space
- feature extraction