Orthogonal Matching Pursuit: A Brownian Motion Analysis.
Alyson K. FletcherSundeep RanganPublished in: IEEE Trans. Signal Process. (2012)
Keyphrases
- pairwise
- motion analysis
- orthogonal matching pursuit
- compressed sensing
- sparse representation
- transform domain
- image sequences
- compressive sensing
- feature selection
- sparse approximation
- motion model
- greedy algorithm
- image reconstruction
- point correspondences
- flow field
- optic flow
- sparse coding
- motion estimation
- random projections
- machine learning
- dimensionality reduction
- face recognition
- feature extraction
- optical flow
- input image
- high dimensional data
- image representation
- particle filter