Search Results for author: Yulong Dong

Found 3 papers, 2 papers with code

Beyond Heisenberg Limit Quantum Metrology through Quantum Signal Processing

no code implementations22 Sep 2022 Yulong Dong, Jonathan Gross, Murphy Yuezhen Niu

Our algorithm separates the gate parameter $\varphi$~(single-qubit Z phase) that is susceptible to time-dependent error from the target gate parameter $\theta$~(swap-angle between |10> and |01> states) that is largely free of time-dependent error.

Random circuit block-encoded matrix and a proposal of quantum LINPACK benchmark

1 code implementation7 Jun 2020 Yulong Dong, Lin Lin

The success of the quantum LINPACK benchmark should be viewed as the minimal requirement for a quantum computer to perform a useful task of solving linear algebra problems, such as linear systems of equations.

Quantum Physics Numerical Analysis Numerical Analysis

Efficient phase-factor evaluation in quantum signal processing

2 code implementations26 Feb 2020 Yulong Dong, Xiang Meng, K. Birgitta Whaley, Lin Lin

Quantum signal processing (QSP) is a powerful quantum algorithm to exactly implement matrix polynomials on quantum computers.

Quantum Physics Optimization and Control Computational Physics

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