Gradient descent with random initialization: fast global convergence for nonconvex phase retrieval.
Yuxin ChenYuejie ChiJianqing FanCong MaPublished in: Math. Program. (2019)
Keyphrases
- global convergence
- global optimum
- globally convergent
- objective function
- convergence analysis
- optimization methods
- convergence rate
- convergence speed
- convex minimization
- constrained optimization problems
- information retrieval
- line search
- cost function
- particle swarm
- coordinate ascent
- global optimization
- image retrieval
- neural network
- convex optimization
- hybrid algorithm
- optimization problems
- loss function
- multi objective
- artificial neural networks