Learning Social Infectivity in Sparse Low-rank Networks Using Multi-dimensional Hawkes Processes.
Ke ZhouHongyuan ZhaLe SongPublished in: AISTATS (2013)
Keyphrases
- low rank
- multi dimensional
- group sparsity
- learning algorithm
- missing data
- data sets
- social networks
- high dimensional
- convex optimization
- low rank representation
- low rank matrix
- dictionary learning
- learning process
- matrix factorization
- singular value decomposition
- natural images
- rank minimization
- structured sparsity
- image processing