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quant-ph2022★ 6 cited
A Quantum Algorithm Framework for Discrete Probability Distributions with Applications to Rényi Entropy Estimation
Xinzhao Wang, Shengyu Zhang, Tongyang Li
Estimating statistical properties is fundamental in statistics and computer science. In this paper, we propose a unified quantum algorithm framework for estimating properties of di…
quant-ph2022★ 36 cited
Optimal (controlled) quantum state preparation and improved unitary synthesis by quantum circuits with any number of ancillary qubits
Pei Yuan, Shengyu Zhang
As a cornerstone for many quantum linear algebraic and quantum machine learning algorithms, controlled quantum state preparation (CQSP) aims to provide the transformation of $|i\ra…