A block stochastic Riemannian subgradient algorithm solves the least unsquared deviation orientation-determination problem in cryo-EM with speedups of 5 to 30x and an O(epsilon^-4) convergence guarantee.
Three dimensional reconstructions of spherical viruses by fourier synthesis from electron micrographs
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Orientation Determination of Cryo-EM Images Using Block Stochastic Riemannian Subgradient Methods
A block stochastic Riemannian subgradient algorithm solves the least unsquared deviation orientation-determination problem in cryo-EM with speedups of 5 to 30x and an O(epsilon^-4) convergence guarantee.