A Novel Riemannian Optimization Approach and Algorithm for Solving the Phase Retrieval Problem.
Ahmed DouikFariborz SalehiBabak HassibiPublished in: ACSSC (2019)
Keyphrases
- optimization algorithm
- computational complexity
- k means
- learning algorithm
- optimization method
- preprocessing
- detection algorithm
- learning phase
- expectation maximization
- preprocessing phase
- stochastic gradient
- matching algorithm
- information retrieval
- probabilistic model
- dynamic programming
- search space
- optimal solution
- similarity measure
- image segmentation
- segmentation algorithm
- np hard
- energy function
- image retrieval
- shape model
- constrained optimization
- quadratic programming
- objective function
- gradient projection