Search Results for author: Yu-Ao Chen

Found 6 papers, 2 papers with code

Parameterized quantum comb and simpler circuits for reversing unknown qubit-unitary operations

no code implementations6 Mar 2024 Yin Mo, Lei Zhang, Yu-Ao Chen, Yingjian Liu, Tengxiang Lin, Xin Wang

Quantum comb is an essential tool for characterizing complex quantum protocols in quantum information processing.

Quantum Machine Learning

Virtual Quantum Markov Chains

no code implementations4 Dec 2023 Yu-Ao Chen, Chengkai Zhu, Keming He, Mingrui Jing, Xin Wang

In this work, we propose the concept of virtual quantum Markov chains (VQMCs), focusing on scenarios where subsystems retain classical information about global systems from measurement statistics.

Distributed quantum phase estimation with entangled photons

no code implementations23 Feb 2021 Li-Zheng Liu, Yu-Zhe Zhang, Zheng-Da Li, Rui Zhang, Xu-Fei Yin, Yue-Yang Fei, Li Li, Nai-Le Liu, Feihu Xu, Yu-Ao Chen, Jian-Wei Pan

Distributed quantum metrology can enhance the sensitivity for sensing spatially distributed parameters beyond the classical limits.

Quantum Physics

Quantum Algorithms for Boolean Equation Solving and Quantum Algebraic Attack on Cryptosystems

1 code implementation18 Dec 2017 Yu-Ao Chen, Xiao-Shan Gao

Decision of whether a Boolean equation system has a solution is an NPC problem and finding a solution is NP hard.

Quantum Physics Computational Complexity Cryptography and Security Symbolic Computation

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