Sparse representation of dense motion vector fields for lossless compression of 4-D medical CT data.
Andreas WeinlichPeter AmonAndreas HutterAndré KaupPublished in: EUSIPCO (2011)
Keyphrases
- sparse representation
- lossless compression
- ct data
- patient specific
- intraoperative
- compression ratio
- medical images
- sparse coding
- image compression
- face recognition
- inter frame
- prior information
- image classification
- signal processing
- random projections
- high dimensional data
- medical imaging
- dimensionality reduction
- object tracking
- image representation
- x ray
- motion estimation
- feature extraction
- image sequences
- region of interest
- compression algorithm