Some greedy algorithms for sparse polynomial chaos expansions.
Ricardo BaptistaValentin StolbunovPrasanth B. NairPublished in: J. Comput. Phys. (2019)
Keyphrases
- greedy algorithms
- greedy algorithm
- search algorithm
- sparse data
- knapsack problem
- neural network
- high dimensional
- sparse representation
- dictionary learning
- information systems
- genetic algorithm
- least squares
- particle swarm optimization
- real time
- image reconstruction
- high order
- objective function
- reinforcement learning
- multiscale
- random projections
- compressive sensing
- compressed sensing
- chaos theory