$L^2$-stability analysis for Gabor phase retrieval

Philipp Grohs, Martin Rathmair

We consider the problem of reconstructing the missing phase information from spectrogram data $|\mathcal{G}f|,$ with $$ \mathcal{G}f(x,y)=\int_\mathbb{R} f(t) e^{-π(t-x)^2}e^{-2πi…