Optimal Sparse Eigenspace and Low-Rank Density Matrix Estimation for Quantum Systems.
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DOI: 10.1016/j.jspi.2020.11.002
Abstract: Quantum state tomography, which aims to estimate quantum states that are described by density matrices, plays an important role in quantum science and quantum technology. This paper examines the eigenspace estimation and the reconstruction of… read more here.
Keywords: quantum; density; low rank; density matrix ... See more keywords