Machine learningQuantum Algorithm
量子相位估计
量子相位估计（QPE）是一种基本的量子子程序，用于估计酉算子（unitary operator）的特征值。QPE 由 Alexei Kitaev 于 1995 年开发，它结合了受控酉演化和量子傅里叶变换，以指数级精度缩放来提取量子态的特征值。
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来源
- Kitaev, A. Y. (1995). Quantum measurements and the Abelian stabilizer problem. arXiv preprint quant-ph/9511026. link ↗
- Cleve, R., Ekert, A., Macchiavello, C., Mosca, M. (1998). Quantum algorithms revisited. Proceedings of the Royal Society A, 454, 339–354. DOI: 10.1098/rspa.1998.0164 ↗
- Aspuru-Guzik, A., Love, P. J., Love, P. J. (2005). Simulated quantum computation of molecular energies. Science, 309, 1704–1707. DOI: 10.1126/science.1113479 ↗
如何引用本页
ScholarGate. (2026, June 3). Quantum Phase Estimation (QPE). ScholarGate. https://scholargate.app/zh/quantum-computing/quantum-phase-estimation
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