Adaptive Group-Based Sparse Representation for Image Reconstruction in Electrical Capacitance Tomography.
Peng SuoJiangtao SunXiaokai ZhangXiaolin LiShijie SunLijun XuPublished in: IEEE Trans. Instrum. Meas. (2023)
Keyphrases
- image reconstruction
- sparse representation
- compressed sensing
- reconstructed image
- random projections
- dictionary learning
- sparse coding
- super resolution
- tomographic reconstruction
- compressive sensing
- limited angle
- image reconstruction algorithms
- image classification
- radon transform
- face recognition
- maximum a posteriori
- signal processing
- reconstruction method
- dimensionality reduction
- image patches
- image restoration
- image representation
- bit rate
- high resolution
- object recognition
- regularized least squares
- positron emission tomography
- multiscale
- sparsely sampled
- sparse coefficients
- three dimensional