1. Introduction2. Bi-Level Sparse Coding: A Hyperspectral Image Classification Example3. Deep l0 Encoders: AModel Unfolding Example4. Single Image Super-Resolution: FromSparse Coding to Deep Learning5. From Bi-Level Sparse Clustering to Deep Clustering6. Signal Processing7. Dimensionality Reduction8. Action Recognition9. Style Recognition and Kinship Understanding10. Image Dehazing: Improved Techniques11. Biomedical Image Analytics: Automated Lung Cancer Diagnosis