Multi-snapshot spike deconvolution via variable projection has an explicit basin of convexity whose radius is controlled by the PSF spectrum, spike separation, and amplitude dynamic range.
Geometry of the Cramer-Rao bound
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Characterization of the Basin of Convexity for Multi-Snapshot Spike Deconvolution via Variable Projection
Multi-snapshot spike deconvolution via variable projection has an explicit basin of convexity whose radius is controlled by the PSF spectrum, spike separation, and amplitude dynamic range.