The intensive pursuit for quantum advantage in terms of computational complexity has further led to a modernized crucial question: When and how will quantum computers outperform classical computers? The next milestone...
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There are considerable obstacles against realizing practical quantum computing: a significant amount of computation errors and the restricted qubit count. As a unified method of noise-agnostic quantum error mitigation...
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A unitary t-design is a powerful tool in quantum information science and fundamental physics. Despite its usefulness, only approximate implementations were known for general t. In this paper, we provide for the first ...
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