Signals in the complex Gaussian shift-invariant space V_β^∞(ϕ) are uniquely determined up to global unimodular constant by phaseless STLCT measurements on β/2 ℤ × ℝ, with explicit reconstruction, anchor-point stability, and quantitative robustness to noise.
arXiv:2508.18973 (2025)
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Stable phase retrieval from short-time linear canonical transforms of signals in Gaussian shift-invariant spaces
Signals in the complex Gaussian shift-invariant space V_β^∞(ϕ) are uniquely determined up to global unimodular constant by phaseless STLCT measurements on β/2 ℤ × ℝ, with explicit reconstruction, anchor-point stability, and quantitative robustness to noise.