Stochastic EM methods with variance reduction for penalised PET reconstructions

DOI10.1088/1361-6420/ac2d74zbMath1527.35495arXiv2106.03172MaRDI QIDQ6087345

Bangti Jin, Unnamed Author, Kris Thielemans, Simon R. Arridge, Zeljko Kereta

Publication date: 15 November 2023

Published in: Inverse Problems (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2106.03172

zbMATH Keywords

variance reductionpositron emission tomographystochastic gradientexpectation maximizationordered subset expectation maximisation

Mathematics Subject Classification ID

Inverse problems for PDEs (35R30) Numerical methods for inverse problems for initial value and initial-boundary value problems involving PDEs (65M32)

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Tomographic reconstruction from Poisson distributed data: a fast and convergent EM-TV dual approach ⋮ On the Convergence of Stochastic Gradient Descent for Linear Inverse Problems in Banach Spaces ⋮ An analysis of stochastic variance reduced gradient for linear inverse problems ^*

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