2 papers
stat.AP2025
A Message-Passing Perspective on Ptychographic Phase Retrieval
Hajime Ueda, Shun Katakami, Masato Okada
We introduce a probabilistic approach to ptychographic reconstruction in computational imaging. Ptychography is an imaging method where the complex amplitude of an object is estima…
stat.CO2024
Stochastic Vector Approximate Message Passing with applications to phase retrieval
Hajime Ueda, Shun Katakami, Masato Okada
Phase retrieval refers to the problem of recovering a high-dimensional vector from the magnitude of its linear transform $\boldsymbol{z} = A \bold…