Weighted Riemannian Optimization for Solving Quadratic Equations from Gaussian Magnitude Measurements

Jianfeng Cai, Huiping Li, Jiayi Li

This paper explores the problem of generalized phase retrieval, which involves reconstructing a length-$n$ signal $\mathbf{x}$ from its $m$ phaseless samples $y_k = \left|\langle \bm{a…