Sparse Representation With Spatio-Temporal Online Dictionary Learning for Promising Video Coding.
Wenrui DaiYangmei ShenXin TangJunni ZouHongkai XiongChang Wen ChenPublished in: IEEE Trans. Image Process. (2016)
Keyphrases
- video coding
- dictionary learning
- sparse representation
- sparse coding
- motion estimation
- bit rate
- motion vectors
- face recognition
- image classification
- group sparsity
- compressive sensing
- image patches
- dimensionality reduction
- joint optimization
- image representation
- image sequences
- random projections
- high dimensional data
- signal processing
- test images
- reconstruction error
- sparse codes
- image data
- video sequences
- data mining