Sparse approximate inverse preconditioners on high performance GPU platforms.
Daniele BertacciniSalvatore FilipponePublished in: Comput. Math. Appl. (2016)
Keyphrases
- graphics processing units
- sparse data
- high dimensional
- real time
- parallel implementation
- preconditioned conjugate gradient method
- iterative methods
- graphics hardware
- edge preserving
- computing systems
- image restoration
- knn
- bundle adjustment
- high efficiency
- computation intensive
- exact solution
- linear systems
- compressive sensing
- compressed sensing
- image processing
- sparse coding
- objective function
- scientific computing
- parallel computation
- nearest neighbor
- k nearest neighbor
- sparse representation
- parallel processing