1. Progress Report: Week 6
Alvaro Velasquez

2. Recap Overlapping, overcomplete dictionary.
Heat kernel affinity matrix.
Graph Regularization term.
Max Voting scheme.
Sparsity: 97.47%
Reconstruction error: %
Previous framework outlier rate: 31.86%
Current framework outlier rate: 1.65%

3. Previous Framework: Lasso

4. Current framework: Graph Regularization

5. Current Work Divide image volume into cuboids and vectorize them.
Learn a dictionary of cuboids.
Calculate sparse coefficient matrix of temporal blocks of cuboids using graph regularization.
Cluster vectors of the sparse coefficient matrix using k-means.
Display cluster centers on video.