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eess.SP2026
Sparse Approximation via Polynomial Equations
Matija Tomić, Raphaël Widdershoven, Lieven De Lathauwer
We consider the problem of finding sparse solutions of an underdetermined linear system . In contrast to conventional approaches based on greedy algorithms or convex relaxati…
quant-ph2026
A Block Tensor Train Burer-Monteiro Framework for Low-Rank Quantum State Tomography
Shakir Showkat Sofi, Charlotte Vermeylen, Fatemeh Mohammadi +1
Quantum state tomography is a fundamental technique for estimating the state of a quantum system from measured data and plays a crucial role in evaluating the performance of quantu…