SAR tomography via sparse representation of multiple snapshots and backscattering signals - The L1-SVD approach.
Zhiwei WangChao WangHong ZhangYixian TangMeng LiuPublished in: IGARSS (2014)
Keyphrases
- sparse representation
- signal processing
- sparse coding
- dictionary learning
- image reconstruction
- compressed sensing
- reconstruction error
- face recognition
- compressive sensing
- singular value decomposition
- image classification
- dimensionality reduction
- negative matrix factorization
- regularized least squares
- subspace learning
- blind source separation
- random projections
- joint optimization
- image patches
- sparse reconstruction
- high dimensional data
- synthetic aperture radar
- test images
- image representation
- multiscale
- sparse approximations
- sparse learning
- feature extraction
- training set
- knn
- semi supervised
- data mining
- least squares
- higher order