A refined three-step focusing algorithm based on spatial variation characteristic of spaceborne sliding spotlight SAR.
Weijie WangChunsheng LiPengbo WangJian ZhouWei YangJie ChenPublished in: IGARSS (2013)
Keyphrases
- dynamic programming
- optimal solution
- learning algorithm
- optimization algorithm
- experimental evaluation
- np hard
- computational complexity
- probabilistic model
- detection algorithm
- matching algorithm
- linear programming
- computational cost
- k means
- improved algorithm
- cost function
- significant improvement
- spatio temporal
- search space
- simulated annealing
- preprocessing
- input data
- times faster
- convergence rate
- theoretical analysis
- parameter estimation
- segmentation method
- least squares
- segmentation algorithm
- expectation maximization
- particle swarm optimization
- video sequences
- objective function