Keyphrases
- greedy algorithm
- greedy algorithms
- dynamic programming
- greedy strategy
- objective function
- worst case
- hyperspectral images
- influence maximization
- high dimensional
- independent component analysis
- knapsack problem
- nonnegative matrix factorization
- greedy heuristic
- randomized algorithm
- structured sparsity
- set cover
- submodular functions
- blind source separation
- sparse representation
- web pages