Solving phase retrieval with random initial guess is nearly as good as by spectral initialization
Jian‐Feng Cai, Meng Huang, Dong Li, Yang Wang
Topics & Concepts
InitializationPhase retrievalMathematicsMaxima and minimaAlgorithmGradient descentHessian matrixSaddle pointGaussianSpurious relationshipMathematical optimizationApplied mathematicsComputer scienceMathematical analysisArtificial intelligenceGeometryStatisticsArtificial neural networkQuantum mechanicsPhysicsProgramming languageFourier transformAdvanced X-ray Imaging TechniquesOptical measurement and interference techniquesImage and Object Detection Techniques